+12 -11

.prettierrc

··· 1 { 2 - "printWidth": 130, 3 - "useTabs": true, 4 - "overrides": [ 5 - { 6 - "files": "*.md", 7 - "options": { 8 - "useTabs": false, 9 - "tabWidth": 2 10 - } 11 - } 12 - ] 0 13 }

··· 1 { 2 + "printWidth": 130, 3 + "semi": false, 4 + "useTabs": true, 5 + "overrides": [ 6 + { 7 + "files": "*.md", 8 + "options": { 9 + "useTabs": false, 10 + "tabWidth": 2 11 + } 12 + } 13 + ] 14 }

+5 -5

README.md

··· 24 25 ```html 26 <script type="module"> 27 - import { morph } from "https://www.unpkg.com/morphlex@0.0.16/dist/morphlex.min.js"; 28 29 - morph(currentNode, referenceNode); 30 - morphInner(currentNode, referenceNode); 31 </script> 32 ``` 33 ··· 38 ``` 39 40 ```javascript 41 - import { morph } from "morphlex"; 42 43 - morph(currentNode, referenceNode); 44 ``` 45 46 The `currentNode` will be morphed into the state of the `referenceNode`. The `referenceNode` will not be mutated in this process.

··· 24 25 ```html 26 <script type="module"> 27 + import { morph } from "https://www.unpkg.com/morphlex@0.0.16/dist/morphlex.min.js" 28 29 + morph(currentNode, referenceNode) 30 + morphInner(currentNode, referenceNode) 31 </script> 32 ``` 33 ··· 38 ``` 39 40 ```javascript 41 + import { morph } from "morphlex" 42 43 + morph(currentNode, referenceNode) 44 ``` 45 46 The `currentNode` will be morphed into the state of the `referenceNode`. The `referenceNode` will not be mutated in this process.

-224

coverage/base.css

··· 1 - body, html { 2 - margin:0; padding: 0; 3 - height: 100%; 4 - } 5 - body { 6 - font-family: Helvetica Neue, Helvetica, Arial; 7 - font-size: 14px; 8 - color:#333; 9 - } 10 - .small { font-size: 12px; } 11 - *, *:after, *:before { 12 - -webkit-box-sizing:border-box; 13 - -moz-box-sizing:border-box; 14 - box-sizing:border-box; 15 - } 16 - h1 { font-size: 20px; margin: 0;} 17 - h2 { font-size: 14px; } 18 - pre { 19 - font: 12px/1.4 Consolas, "Liberation Mono", Menlo, Courier, monospace; 20 - margin: 0; 21 - padding: 0; 22 - -moz-tab-size: 2; 23 - -o-tab-size: 2; 24 - tab-size: 2; 25 - } 26 - a { color:#0074D9; text-decoration:none; } 27 - a:hover { text-decoration:underline; } 28 - .strong { font-weight: bold; } 29 - .space-top1 { padding: 10px 0 0 0; } 30 - .pad2y { padding: 20px 0; } 31 - .pad1y { padding: 10px 0; } 32 - .pad2x { padding: 0 20px; } 33 - .pad2 { padding: 20px; } 34 - .pad1 { padding: 10px; } 35 - .space-left2 { padding-left:55px; } 36 - .space-right2 { padding-right:20px; } 37 - .center { text-align:center; } 38 - .clearfix { display:block; } 39 - .clearfix:after { 40 - content:''; 41 - display:block; 42 - height:0; 43 - clear:both; 44 - visibility:hidden; 45 - } 46 - .fl { float: left; } 47 - @media only screen and (max-width:640px) { 48 - .col3 { width:100%; max-width:100%; } 49 - .hide-mobile { display:none!important; } 50 - } 51 - 52 - .quiet { 53 - color: #7f7f7f; 54 - color: rgba(0,0,0,0.5); 55 - } 56 - .quiet a { opacity: 0.7; } 57 - 58 - .fraction { 59 - font-family: Consolas, 'Liberation Mono', Menlo, Courier, monospace; 60 - font-size: 10px; 61 - color: #555; 62 - background: #E8E8E8; 63 - padding: 4px 5px; 64 - border-radius: 3px; 65 - vertical-align: middle; 66 - } 67 - 68 - div.path a:link, div.path a:visited { color: #333; } 69 - table.coverage { 70 - border-collapse: collapse; 71 - margin: 10px 0 0 0; 72 - padding: 0; 73 - } 74 - 75 - table.coverage td { 76 - margin: 0; 77 - padding: 0; 78 - vertical-align: top; 79 - } 80 - table.coverage td.line-count { 81 - text-align: right; 82 - padding: 0 5px 0 20px; 83 - } 84 - table.coverage td.line-coverage { 85 - text-align: right; 86 - padding-right: 10px; 87 - min-width:20px; 88 - } 89 - 90 - table.coverage td span.cline-any { 91 - display: inline-block; 92 - padding: 0 5px; 93 - width: 100%; 94 - } 95 - .missing-if-branch { 96 - display: inline-block; 97 - margin-right: 5px; 98 - border-radius: 3px; 99 - position: relative; 100 - padding: 0 4px; 101 - background: #333; 102 - color: yellow; 103 - } 104 - 105 - .skip-if-branch { 106 - display: none; 107 - margin-right: 10px; 108 - position: relative; 109 - padding: 0 4px; 110 - background: #ccc; 111 - color: white; 112 - } 113 - .missing-if-branch .typ, .skip-if-branch .typ { 114 - color: inherit !important; 115 - } 116 - .coverage-summary { 117 - border-collapse: collapse; 118 - width: 100%; 119 - } 120 - .coverage-summary tr { border-bottom: 1px solid #bbb; } 121 - .keyline-all { border: 1px solid #ddd; } 122 - .coverage-summary td, .coverage-summary th { padding: 10px; } 123 - .coverage-summary tbody { border: 1px solid #bbb; } 124 - .coverage-summary td { border-right: 1px solid #bbb; } 125 - .coverage-summary td:last-child { border-right: none; } 126 - .coverage-summary th { 127 - text-align: left; 128 - font-weight: normal; 129 - white-space: nowrap; 130 - } 131 - .coverage-summary th.file { border-right: none !important; } 132 - .coverage-summary th.pct { } 133 - .coverage-summary th.pic, 134 - .coverage-summary th.abs, 135 - .coverage-summary td.pct, 136 - .coverage-summary td.abs { text-align: right; } 137 - .coverage-summary td.file { white-space: nowrap; } 138 - .coverage-summary td.pic { min-width: 120px !important; } 139 - .coverage-summary tfoot td { } 140 - 141 - .coverage-summary .sorter { 142 - height: 10px; 143 - width: 7px; 144 - display: inline-block; 145 - margin-left: 0.5em; 146 - background: url(sort-arrow-sprite.png) no-repeat scroll 0 0 transparent; 147 - } 148 - .coverage-summary .sorted .sorter { 149 - background-position: 0 -20px; 150 - } 151 - .coverage-summary .sorted-desc .sorter { 152 - background-position: 0 -10px; 153 - } 154 - .status-line { height: 10px; } 155 - /* yellow */ 156 - .cbranch-no { background: yellow !important; color: #111; } 157 - /* dark red */ 158 - .red.solid, .status-line.low, .low .cover-fill { background:#C21F39 } 159 - .low .chart { border:1px solid #C21F39 } 160 - .highlighted, 161 - .highlighted .cstat-no, .highlighted .fstat-no, .highlighted .cbranch-no{ 162 - background: #C21F39 !important; 163 - } 164 - /* medium red */ 165 - .cstat-no, .fstat-no, .cbranch-no, .cbranch-no { background:#F6C6CE } 166 - /* light red */ 167 - .low, .cline-no { background:#FCE1E5 } 168 - /* light green */ 169 - .high, .cline-yes { background:rgb(230,245,208) } 170 - /* medium green */ 171 - .cstat-yes { background:rgb(161,215,106) } 172 - /* dark green */ 173 - .status-line.high, .high .cover-fill { background:rgb(77,146,33) } 174 - .high .chart { border:1px solid rgb(77,146,33) } 175 - /* dark yellow (gold) */ 176 - .status-line.medium, .medium .cover-fill { background: #f9cd0b; } 177 - .medium .chart { border:1px solid #f9cd0b; } 178 - /* light yellow */ 179 - .medium { background: #fff4c2; } 180 - 181 - .cstat-skip { background: #ddd; color: #111; } 182 - .fstat-skip { background: #ddd; color: #111 !important; } 183 - .cbranch-skip { background: #ddd !important; color: #111; } 184 - 185 - span.cline-neutral { background: #eaeaea; } 186 - 187 - .coverage-summary td.empty { 188 - opacity: .5; 189 - padding-top: 4px; 190 - padding-bottom: 4px; 191 - line-height: 1; 192 - color: #888; 193 - } 194 - 195 - .cover-fill, .cover-empty { 196 - display:inline-block; 197 - height: 12px; 198 - } 199 - .chart { 200 - line-height: 0; 201 - } 202 - .cover-empty { 203 - background: white; 204 - } 205 - .cover-full { 206 - border-right: none !important; 207 - } 208 - pre.prettyprint { 209 - border: none !important; 210 - padding: 0 !important; 211 - margin: 0 !important; 212 - } 213 - .com { color: #999 !important; } 214 - .ignore-none { color: #999; font-weight: normal; } 215 - 216 - .wrapper { 217 - min-height: 100%; 218 - height: auto !important; 219 - height: 100%; 220 - margin: 0 auto -48px; 221 - } 222 - .footer, .push { 223 - height: 48px; 224 - }

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-87

coverage/block-navigation.js

··· 1 - /* eslint-disable */ 2 - var jumpToCode = (function init() { 3 - // Classes of code we would like to highlight in the file view 4 - var missingCoverageClasses = ['.cbranch-no', '.cstat-no', '.fstat-no']; 5 - 6 - // Elements to highlight in the file listing view 7 - var fileListingElements = ['td.pct.low']; 8 - 9 - // We don't want to select elements that are direct descendants of another match 10 - var notSelector = ':not(' + missingCoverageClasses.join('):not(') + ') > '; // becomes `:not(a):not(b) > ` 11 - 12 - // Selector that finds elements on the page to which we can jump 13 - var selector = 14 - fileListingElements.join(', ') + 15 - ', ' + 16 - notSelector + 17 - missingCoverageClasses.join(', ' + notSelector); // becomes `:not(a):not(b) > a, :not(a):not(b) > b` 18 - 19 - // The NodeList of matching elements 20 - var missingCoverageElements = document.querySelectorAll(selector); 21 - 22 - var currentIndex; 23 - 24 - function toggleClass(index) { 25 - missingCoverageElements 26 - .item(currentIndex) 27 - .classList.remove('highlighted'); 28 - missingCoverageElements.item(index).classList.add('highlighted'); 29 - } 30 - 31 - function makeCurrent(index) { 32 - toggleClass(index); 33 - currentIndex = index; 34 - missingCoverageElements.item(index).scrollIntoView({ 35 - behavior: 'smooth', 36 - block: 'center', 37 - inline: 'center' 38 - }); 39 - } 40 - 41 - function goToPrevious() { 42 - var nextIndex = 0; 43 - if (typeof currentIndex !== 'number' || currentIndex === 0) { 44 - nextIndex = missingCoverageElements.length - 1; 45 - } else if (missingCoverageElements.length > 1) { 46 - nextIndex = currentIndex - 1; 47 - } 48 - 49 - makeCurrent(nextIndex); 50 - } 51 - 52 - function goToNext() { 53 - var nextIndex = 0; 54 - 55 - if ( 56 - typeof currentIndex === 'number' && 57 - currentIndex < missingCoverageElements.length - 1 58 - ) { 59 - nextIndex = currentIndex + 1; 60 - } 61 - 62 - makeCurrent(nextIndex); 63 - } 64 - 65 - return function jump(event) { 66 - if ( 67 - document.getElementById('fileSearch') === document.activeElement && 68 - document.activeElement != null 69 - ) { 70 - // if we're currently focused on the search input, we don't want to navigate 71 - return; 72 - } 73 - 74 - switch (event.which) { 75 - case 78: // n 76 - case 74: // j 77 - goToNext(); 78 - break; 79 - case 66: // b 80 - case 75: // k 81 - case 80: // p 82 - goToPrevious(); 83 - break; 84 - } 85 - }; 86 - })(); 87 - window.addEventListener('keydown', jumpToCode);

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-215

coverage/clover.xml

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··· 1 - 2 - <!doctype html> 3 - <html lang="en"> 4 - 5 - <head> 6 - <title>Code coverage report for All files</title> 7 - <meta charset="utf-8" /> 8 - <link rel="stylesheet" href="prettify.css" /> 9 - <link rel="stylesheet" href="base.css" /> 10 - <link rel="shortcut icon" type="image/x-icon" href="favicon.png" /> 11 - <meta name="viewport" content="width=device-width, initial-scale=1" /> 12 - <style type='text/css'> 13 - .coverage-summary .sorter { 14 - background-image: url(sort-arrow-sprite.png); 15 - } 16 - </style> 17 - </head> 18 - 19 - <body> 20 - <div class='wrapper'> 21 - <div class='pad1'> 22 - <h1>All files</h1> 23 - <div class='clearfix'> 24 - 25 - <div class='fl pad1y space-right2'> 26 - <span class="strong">94.46% </span> 27 - <span class="quiet">Statements</span> 28 - <span class='fraction'>222/235</span> 29 - </div> 30 - 31 - 32 - <div class='fl pad1y space-right2'> 33 - <span class="strong">89% </span> 34 - <span class="quiet">Branches</span> 35 - <span class='fraction'>170/191</span> 36 - </div> 37 - 38 - 39 - <div class='fl pad1y space-right2'> 40 - <span class="strong">100% </span> 41 - <span class="quiet">Functions</span> 42 - <span class='fraction'>37/37</span> 43 - </div> 44 - 45 - 46 - <div class='fl pad1y space-right2'> 47 - <span class="strong">95.14% </span> 48 - <span class="quiet">Lines</span> 49 - <span class='fraction'>196/206</span> 50 - </div> 51 - 52 - 53 - </div> 54 - <p class="quiet"> 55 - Press <em>n</em> or <em>j</em> to go to the next uncovered block, <em>b</em>, <em>p</em> or <em>k</em> for the previous block. 56 - </p> 57 - <template id="filterTemplate"> 58 - <div class="quiet"> 59 - Filter: 60 - <input type="search" id="fileSearch"> 61 - </div> 62 - </template> 63 - </div> 64 - <div class='status-line high'></div> 65 - <div class="pad1"> 66 - <table class="coverage-summary"> 67 - <thead> 68 - <tr> 69 - <th data-col="file" data-fmt="html" data-html="true" class="file">File</th> 70 - <th data-col="pic" data-type="number" data-fmt="html" data-html="true" class="pic"></th> 71 - <th data-col="statements" data-type="number" data-fmt="pct" class="pct">Statements</th> 72 - <th data-col="statements_raw" data-type="number" data-fmt="html" class="abs"></th> 73 - <th data-col="branches" data-type="number" data-fmt="pct" class="pct">Branches</th> 74 - <th data-col="branches_raw" data-type="number" data-fmt="html" class="abs"></th> 75 - <th data-col="functions" data-type="number" data-fmt="pct" class="pct">Functions</th> 76 - <th data-col="functions_raw" data-type="number" data-fmt="html" class="abs"></th> 77 - <th data-col="lines" data-type="number" data-fmt="pct" class="pct">Lines</th> 78 - <th data-col="lines_raw" data-type="number" data-fmt="html" class="abs"></th> 79 - </tr> 80 - </thead> 81 - <tbody><tr> 82 - <td class="file high" data-value="morphlex.ts"><a href="morphlex.ts.html">morphlex.ts</a></td> 83 - <td data-value="94.46" class="pic high"> 84 - <div class="chart"><div class="cover-fill" style="width: 94%"></div><div class="cover-empty" style="width: 6%"></div></div> 85 - </td> 86 - <td data-value="94.46" class="pct high">94.46%</td> 87 - <td data-value="235" class="abs high">222/235</td> 88 - <td data-value="89" class="pct high">89%</td> 89 - <td data-value="191" class="abs high">170/191</td> 90 - <td data-value="100" class="pct high">100%</td> 91 - <td data-value="37" class="abs high">37/37</td> 92 - <td data-value="95.14" class="pct high">95.14%</td> 93 - <td data-value="206" class="abs high">196/206</td> 94 - </tr> 95 - 96 - </tbody> 97 - </table> 98 - </div> 99 - <div class='push'></div><!-- for sticky footer --> 100 - </div><!-- /wrapper --> 101 - <div class='footer quiet pad2 space-top1 center small'> 102 - Code coverage generated by 103 - <a href="https://istanbul.js.org/" target="_blank" rel="noopener noreferrer">istanbul</a> 104 - at 2025-10-30T21:26:27.959Z 105 - </div> 106 - <script src="prettify.js"></script> 107 - <script> 108 - window.onload = function () { 109 - prettyPrint(); 110 - }; 111 - </script> 112 - <script src="sorter.js"></script> 113 - <script src="block-navigation.js"></script> 114 - </body> 115 - </html> 116 -

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coverage/morphlex.ts.html

··· 1 - 2 - <!doctype html> 3 - <html lang="en"> 4 - 5 - <head> 6 - <title>Code coverage report for morphlex.ts</title> 7 - <meta charset="utf-8" /> 8 - <link rel="stylesheet" href="prettify.css" /> 9 - <link rel="stylesheet" href="base.css" /> 10 - <link rel="shortcut icon" type="image/x-icon" href="favicon.png" /> 11 - <meta name="viewport" content="width=device-width, initial-scale=1" /> 12 - <style type='text/css'> 13 - .coverage-summary .sorter { 14 - background-image: url(sort-arrow-sprite.png); 15 - } 16 - </style> 17 - </head> 18 - 19 - <body> 20 - <div class='wrapper'> 21 - <div class='pad1'> 22 - <h1><a href="index.html">All files</a> morphlex.ts</h1> 23 - <div class='clearfix'> 24 - 25 - <div class='fl pad1y space-right2'> 26 - <span class="strong">94.46% </span> 27 - <span class="quiet">Statements</span> 28 - <span class='fraction'>222/235</span> 29 - </div> 30 - 31 - 32 - <div class='fl pad1y space-right2'> 33 - <span class="strong">89% </span> 34 - <span class="quiet">Branches</span> 35 - <span class='fraction'>170/191</span> 36 - </div> 37 - 38 - 39 - <div class='fl pad1y space-right2'> 40 - <span class="strong">100% </span> 41 - <span class="quiet">Functions</span> 42 - <span class='fraction'>37/37</span> 43 - </div> 44 - 45 - 46 - <div class='fl pad1y space-right2'> 47 - <span class="strong">95.14% </span> 48 - <span class="quiet">Lines</span> 49 - <span class='fraction'>196/206</span> 50 - </div> 51 - 52 - 53 - </div> 54 - <p class="quiet"> 55 - Press <em>n</em> or <em>j</em> to go to the next uncovered block, <em>b</em>, <em>p</em> or <em>k</em> for the previous block. 56 - </p> 57 - <template id="filterTemplate"> 58 - <div class="quiet"> 59 - Filter: 60 - <input type="search" id="fileSearch"> 61 - </div> 62 - </template> 63 - </div> 64 - <div class='status-line high'></div> 65 - <pre><table class="coverage"> 66 - <tr><td class="line-count quiet"><a name='L1'></a><a href='#L1'>1</a> 67 - <a name='L2'></a><a href='#L2'>2</a> 68 - <a name='L3'></a><a href='#L3'>3</a> 69 - 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<a name='L450'></a><a href='#L450'>450</a> 516 - <a name='L451'></a><a href='#L451'>451</a> 517 - <a name='L452'></a><a href='#L452'>452</a> 518 - <a name='L453'></a><a href='#L453'>453</a> 519 - <a name='L454'></a><a href='#L454'>454</a> 520 - <a name='L455'></a><a href='#L455'>455</a> 521 - <a name='L456'></a><a href='#L456'>456</a> 522 - <a name='L457'></a><a href='#L457'>457</a> 523 - <a name='L458'></a><a href='#L458'>458</a> 524 - <a name='L459'></a><a href='#L459'>459</a> 525 - <a name='L460'></a><a href='#L460'>460</a> 526 - <a name='L461'></a><a href='#L461'>461</a> 527 - <a name='L462'></a><a href='#L462'>462</a> 528 - <a name='L463'></a><a href='#L463'>463</a> 529 - <a name='L464'></a><a href='#L464'>464</a> 530 - <a name='L465'></a><a href='#L465'>465</a> 531 - <a name='L466'></a><a href='#L466'>466</a> 532 - <a name='L467'></a><a href='#L467'>467</a> 533 - <a name='L468'></a><a href='#L468'>468</a> 534 - <a name='L469'></a><a href='#L469'>469</a> 535 - <a name='L470'></a><a href='#L470'>470</a> 536 - <a name='L471'></a><a href='#L471'>471</a> 537 - <a name='L472'></a><a href='#L472'>472</a> 538 - <a name='L473'></a><a href='#L473'>473</a> 539 - <a name='L474'></a><a href='#L474'>474</a> 540 - <a name='L475'></a><a href='#L475'>475</a> 541 - <a name='L476'></a><a href='#L476'>476</a> 542 - <a name='L477'></a><a href='#L477'>477</a> 543 - <a name='L478'></a><a href='#L478'>478</a> 544 - <a name='L479'></a><a href='#L479'>479</a> 545 - <a name='L480'></a><a href='#L480'>480</a> 546 - <a name='L481'></a><a href='#L481'>481</a> 547 - <a name='L482'></a><a href='#L482'>482</a> 548 - <a name='L483'></a><a href='#L483'>483</a> 549 - <a name='L484'></a><a href='#L484'>484</a> 550 - <a name='L485'></a><a href='#L485'>485</a> 551 - <a name='L486'></a><a href='#L486'>486</a> 552 - <a name='L487'></a><a href='#L487'>487</a> 553 - <a name='L488'></a><a href='#L488'>488</a> 554 - <a name='L489'></a><a href='#L489'>489</a> 555 - <a name='L490'></a><a href='#L490'>490</a> 556 - <a name='L491'></a><a href='#L491'>491</a> 557 - <a name='L492'></a><a href='#L492'>492</a> 558 - <a name='L493'></a><a href='#L493'>493</a> 559 - <a name='L494'></a><a href='#L494'>494</a> 560 - <a name='L495'></a><a href='#L495'>495</a> 561 - <a name='L496'></a><a href='#L496'>496</a> 562 - <a name='L497'></a><a href='#L497'>497</a> 563 - <a name='L498'></a><a href='#L498'>498</a> 564 - <a name='L499'></a><a href='#L499'>499</a> 565 - <a name='L500'></a><a href='#L500'>500</a> 566 - <a name='L501'></a><a href='#L501'>501</a> 567 - <a name='L502'></a><a href='#L502'>502</a> 568 - <a name='L503'></a><a href='#L503'>503</a> 569 - <a name='L504'></a><a href='#L504'>504</a> 570 - <a name='L505'></a><a href='#L505'>505</a> 571 - <a name='L506'></a><a href='#L506'>506</a> 572 - <a name='L507'></a><a href='#L507'>507</a> 573 - <a name='L508'></a><a href='#L508'>508</a> 574 - <a name='L509'></a><a href='#L509'>509</a></td><td class="line-coverage quiet"><span class="cline-any cline-neutral">&nbsp;</span> 575 - <span class="cline-any cline-neutral">&nbsp;</span> 576 - <span class="cline-any cline-neutral">&nbsp;</span> 577 - <span class="cline-any cline-neutral">&nbsp;</span> 578 - <span class="cline-any cline-neutral">&nbsp;</span> 579 - <span class="cline-any cline-neutral">&nbsp;</span> 580 - <span class="cline-any cline-neutral">&nbsp;</span> 581 - <span class="cline-any cline-neutral">&nbsp;</span> 582 - <span class="cline-any cline-neutral">&nbsp;</span> 583 - <span class="cline-any cline-neutral">&nbsp;</span> 584 - <span class="cline-any cline-neutral">&nbsp;</span> 585 - <span class="cline-any cline-neutral">&nbsp;</span> 586 - <span class="cline-any cline-neutral">&nbsp;</span> 587 - <span class="cline-any cline-neutral">&nbsp;</span> 588 - <span class="cline-any cline-neutral">&nbsp;</span> 589 - <span class="cline-any cline-neutral">&nbsp;</span> 590 - <span class="cline-any cline-neutral">&nbsp;</span> 591 - <span class="cline-any cline-neutral">&nbsp;</span> 592 - <span class="cline-any cline-neutral">&nbsp;</span> 593 - <span class="cline-any cline-neutral">&nbsp;</span> 594 - <span class="cline-any cline-neutral">&nbsp;</span> 595 - <span class="cline-any cline-neutral">&nbsp;</span> 596 - <span class="cline-any cline-neutral">&nbsp;</span> 597 - <span class="cline-any cline-neutral">&nbsp;</span> 598 - <span class="cline-any cline-neutral">&nbsp;</span> 599 - <span class="cline-any cline-neutral">&nbsp;</span> 600 - <span class="cline-any cline-neutral">&nbsp;</span> 601 - <span class="cline-any cline-neutral">&nbsp;</span> 602 - <span class="cline-any cline-neutral">&nbsp;</span> 603 - <span class="cline-any cline-neutral">&nbsp;</span> 604 - <span class="cline-any cline-neutral">&nbsp;</span> 605 - <span class="cline-any cline-neutral">&nbsp;</span> 606 - <span class="cline-any cline-neutral">&nbsp;</span> 607 - <span class="cline-any cline-neutral">&nbsp;</span> 608 - <span class="cline-any cline-neutral">&nbsp;</span> 609 - <span class="cline-any cline-neutral">&nbsp;</span> 610 - <span class="cline-any cline-neutral">&nbsp;</span> 611 - <span class="cline-any cline-neutral">&nbsp;</span> 612 - <span class="cline-any cline-neutral">&nbsp;</span> 613 - <span class="cline-any cline-neutral">&nbsp;</span> 614 - <span class="cline-any cline-neutral">&nbsp;</span> 615 - <span class="cline-any cline-neutral">&nbsp;</span> 616 - <span class="cline-any cline-neutral">&nbsp;</span> 617 - <span class="cline-any cline-neutral">&nbsp;</span> 618 - <span class="cline-any cline-neutral">&nbsp;</span> 619 - <span class="cline-any cline-neutral">&nbsp;</span> 620 - <span class="cline-any cline-neutral">&nbsp;</span> 621 - <span class="cline-any cline-neutral">&nbsp;</span> 622 - <span class="cline-any cline-neutral">&nbsp;</span> 623 - <span class="cline-any cline-neutral">&nbsp;</span> 624 - <span class="cline-any cline-neutral">&nbsp;</span> 625 - <span class="cline-any cline-neutral">&nbsp;</span> 626 - <span class="cline-any cline-yes">95x</span> 627 - <span class="cline-any cline-yes">95x</span> 628 - <span class="cline-any cline-neutral">&nbsp;</span> 629 - <span class="cline-any cline-neutral">&nbsp;</span> 630 - <span class="cline-any cline-neutral">&nbsp;</span> 631 - <span class="cline-any cline-yes">7x</span> 632 - <span class="cline-any cline-yes">6x</span> 633 - <span class="cline-any cline-neutral">&nbsp;</span> 634 - <span class="cline-any cline-neutral">&nbsp;</span> 635 - <span class="cline-any cline-neutral">&nbsp;</span> 636 - <span class="cline-any cline-yes">1x</span> 637 - <span class="cline-any cline-neutral">&nbsp;</span> 638 - <span class="cline-any cline-yes">1x</span> 639 - <span class="cline-any cline-yes">1x</span> 640 - <span class="cline-any cline-neutral">&nbsp;</span> 641 - <span class="cline-any cline-neutral">&nbsp;</span> 642 - <span class="cline-any cline-neutral">&nbsp;</span> 643 - <span class="cline-any cline-yes">5x</span> 644 - <span class="cline-any cline-yes">5x</span> 645 - <span class="cline-any cline-neutral">&nbsp;</span> 646 - <span class="cline-any cline-yes">5x</span> 647 - <span class="cline-any cline-no">&nbsp;</span> 648 - <span class="cline-any cline-neutral">&nbsp;</span> 649 - <span class="cline-any cline-neutral">&nbsp;</span> 650 - <span class="cline-any cline-neutral">&nbsp;</span> 651 - <span class="cline-any cline-neutral">&nbsp;</span> 652 - <span class="cline-any cline-neutral">&nbsp;</span> 653 - <span class="cline-any cline-neutral">&nbsp;</span> 654 - <span class="cline-any cline-neutral">&nbsp;</span> 655 - <span class="cline-any cline-neutral">&nbsp;</span> 656 - <span class="cline-any cline-neutral">&nbsp;</span> 657 - <span class="cline-any cline-neutral">&nbsp;</span> 658 - <span class="cline-any cline-neutral">&nbsp;</span> 659 - <span class="cline-any cline-neutral">&nbsp;</span> 660 - <span class="cline-any cline-neutral">&nbsp;</span> 661 - <span class="cline-any cline-neutral">&nbsp;</span> 662 - <span class="cline-any cline-neutral">&nbsp;</span> 663 - <span class="cline-any cline-neutral">&nbsp;</span> 664 - <span class="cline-any cline-neutral">&nbsp;</span> 665 - <span class="cline-any cline-neutral">&nbsp;</span> 666 - <span class="cline-any cline-neutral">&nbsp;</span> 667 - <span class="cline-any cline-neutral">&nbsp;</span> 668 - <span class="cline-any cline-yes">101x</span> 669 - <span class="cline-any cline-yes">101x</span> 670 - <span class="cline-any cline-neutral">&nbsp;</span> 671 - <span class="cline-any cline-yes">101x</span> 672 - <span class="cline-any cline-yes">101x</span> 673 - <span class="cline-any cline-yes">101x</span> 674 - <span class="cline-any cline-yes">101x</span> 675 - <span class="cline-any cline-yes">101x</span> 676 - <span class="cline-any cline-yes">101x</span> 677 - <span class="cline-any cline-yes">101x</span> 678 - <span class="cline-any cline-yes">101x</span> 679 - <span class="cline-any cline-yes">101x</span> 680 - <span class="cline-any cline-yes">101x</span> 681 - <span class="cline-any cline-yes">101x</span> 682 - <span class="cline-any cline-yes">101x</span> 683 - <span class="cline-any cline-neutral">&nbsp;</span> 684 - <span class="cline-any cline-neutral">&nbsp;</span> 685 - <span class="cline-any cline-neutral">&nbsp;</span> 686 - <span class="cline-any cline-yes">95x</span> 687 - <span class="cline-any cline-yes">95x</span> 688 - <span class="cline-any cline-yes">95x</span> 689 - <span class="cline-any cline-neutral">&nbsp;</span> 690 - <span class="cline-any cline-neutral">&nbsp;</span> 691 - <span class="cline-any cline-neutral">&nbsp;</span> 692 - <span class="cline-any cline-neutral">&nbsp;</span> 693 - <span class="cline-any cline-yes">6x</span> 694 - <span class="cline-any cline-yes">6x</span> 695 - <span class="cline-any cline-yes">5x</span> 696 - <span class="cline-any cline-yes">5x</span> 697 - <span class="cline-any cline-neutral">&nbsp;</span> 698 - <span class="cline-any cline-yes">1x</span> 699 - <span class="cline-any cline-neutral">&nbsp;</span> 700 - <span class="cline-any cline-neutral">&nbsp;</span> 701 - <span class="cline-any cline-neutral">&nbsp;</span> 702 - <span class="cline-any cline-neutral">&nbsp;</span> 703 - <span class="cline-any cline-neutral">&nbsp;</span> 704 - <span class="cline-any cline-yes">101x</span> 705 - <span class="cline-any cline-yes">100x</span> 706 - <span class="cline-any cline-yes">100x</span> 707 - <span class="cline-any cline-yes">100x</span> 708 - <span class="cline-any cline-yes">100x</span> 709 - <span class="cline-any cline-yes">1x</span> 710 - <span class="cline-any cline-neutral">&nbsp;</span> 711 - <span class="cline-any cline-neutral">&nbsp;</span> 712 - <span class="cline-any cline-neutral">&nbsp;</span> 713 - <span class="cline-any cline-yes">99x</span> 714 - <span class="cline-any cline-yes">99x</span> 715 - <span class="cline-any cline-yes">99x</span> 716 - <span class="cline-any cline-neutral">&nbsp;</span> 717 - <span class="cline-any cline-neutral">&nbsp;</span> 718 - <span class="cline-any cline-neutral">&nbsp;</span> 719 - <span class="cline-any cline-yes">99x</span> 720 - <span class="cline-any cline-neutral">&nbsp;</span> 721 - <span class="cline-any cline-yes">99x</span> 722 - <span class="cline-any cline-yes">99x</span> 723 - <span class="cline-any cline-yes">37x</span> 724 - <span class="cline-any cline-yes">37x</span> 725 - <span class="cline-any cline-neutral">&nbsp;</span> 726 - <span class="cline-any cline-yes">37x</span> 727 - <span class="cline-any cline-yes">29x</span> 728 - <span class="cline-any cline-neutral">&nbsp;</span> 729 - <span class="cline-any cline-yes">29x</span> 730 - <span class="cline-any cline-yes">29x</span> 731 - <span class="cline-any cline-neutral">&nbsp;</span> 732 - <span class="cline-any cline-yes">8x</span> 733 - <span class="cline-any cline-neutral">&nbsp;</span> 734 - <span class="cline-any cline-yes">8x</span> 735 - <span class="cline-any cline-yes">3x</span> 736 - <span class="cline-any cline-yes">3x</span> 737 - <span class="cline-any cline-neutral">&nbsp;</span> 738 - <span class="cline-any cline-neutral">&nbsp;</span> 739 - <span class="cline-any cline-neutral">&nbsp;</span> 740 - <span class="cline-any cline-yes">37x</span> 741 - <span class="cline-any cline-yes">37x</span> 742 - <span class="cline-any cline-yes">74x</span> 743 - <span class="cline-any cline-yes">74x</span> 744 - <span class="cline-any cline-yes">37x</span> 745 - <span class="cline-any cline-neutral">&nbsp;</span> 746 - <span class="cline-any cline-neutral">&nbsp;</span> 747 - <span class="cline-any cline-neutral">&nbsp;</span> 748 - <span class="cline-any cline-neutral">&nbsp;</span> 749 - <span class="cline-any cline-neutral">&nbsp;</span> 750 - <span class="cline-any cline-neutral">&nbsp;</span> 751 - <span class="cline-any cline-yes">198x</span> 752 - <span class="cline-any cline-neutral">&nbsp;</span> 753 - <span class="cline-any cline-yes">198x</span> 754 - <span class="cline-any cline-yes">198x</span> 755 - <span class="cline-any cline-yes">215x</span> 756 - <span class="cline-any cline-yes">215x</span> 757 - <span class="cline-any cline-neutral">&nbsp;</span> 758 - <span class="cline-any cline-neutral">&nbsp;</span> 759 - <span class="cline-any cline-yes">215x</span> 760 - <span class="cline-any cline-neutral">&nbsp;</span> 761 - <span class="cline-any cline-yes">213x</span> 762 - <span class="cline-any cline-neutral">&nbsp;</span> 763 - <span class="cline-any cline-yes">213x</span> 764 - <span class="cline-any cline-yes">823x</span> 765 - <span class="cline-any cline-yes">823x</span> 766 - <span class="cline-any cline-yes">823x</span> 767 - <span class="cline-any cline-yes">610x</span> 768 - <span class="cline-any cline-neutral">&nbsp;</span> 769 - <span class="cline-any cline-neutral">&nbsp;</span> 770 - <span class="cline-any cline-neutral">&nbsp;</span> 771 - <span class="cline-any cline-neutral">&nbsp;</span> 772 - <span class="cline-any cline-neutral">&nbsp;</span> 773 - <span class="cline-any cline-neutral">&nbsp;</span> 774 - <span class="cline-any cline-yes">184x</span> 775 - <span class="cline-any cline-yes">4x</span> 776 - <span class="cline-any cline-neutral">&nbsp;</span> 777 - <span class="cline-any cline-neutral">&nbsp;</span> 778 - <span class="cline-any cline-neutral">&nbsp;</span> 779 - <span class="cline-any cline-yes">180x</span> 780 - <span class="cline-any cline-neutral">&nbsp;</span> 781 - <span class="cline-any cline-yes">180x</span> 782 - <span class="cline-any cline-neutral">&nbsp;</span> 783 - <span class="cline-any cline-yes">179x</span> 784 - <span class="cline-any cline-neutral">&nbsp;</span> 785 - <span class="cline-any cline-neutral">&nbsp;</span> 786 - <span class="cline-any cline-yes">179x</span> 787 - <span class="cline-any cline-neutral">&nbsp;</span> 788 - <span class="cline-any cline-yes">179x</span> 789 - <span class="cline-any cline-neutral">&nbsp;</span> 790 - <span class="cline-any cline-neutral">&nbsp;</span> 791 - <span class="cline-any cline-neutral">&nbsp;</span> 792 - <span class="cline-any cline-yes">78x</span> 793 - <span class="cline-any cline-neutral">&nbsp;</span> 794 - <span class="cline-any cline-yes">78x</span> 795 - <span class="cline-any cline-neutral">&nbsp;</span> 796 - <span class="cline-any cline-yes">48x</span> 797 - <span class="cline-any cline-yes">30x</span> 798 - <span class="cline-any cline-neutral">&nbsp;</span> 799 - <span class="cline-any cline-yes">78x</span> 800 - <span class="cline-any cline-neutral">&nbsp;</span> 801 - <span class="cline-any cline-neutral">&nbsp;</span> 802 - <span class="cline-any cline-neutral">&nbsp;</span> 803 - <span class="cline-any cline-yes">184x</span> 804 - <span class="cline-any cline-neutral">&nbsp;</span> 805 - <span class="cline-any cline-yes">184x</span> 806 - <span class="cline-any cline-neutral">&nbsp;</span> 807 - <span class="cline-any cline-yes">2x</span> 808 - <span class="cline-any cline-yes">182x</span> 809 - <span class="cline-any cline-neutral">&nbsp;</span> 810 - <span class="cline-any cline-neutral">&nbsp;</span> 811 - <span class="cline-any cline-neutral">&nbsp;</span> 812 - <span class="cline-any cline-yes">3x</span> 813 - <span class="cline-any cline-neutral">&nbsp;</span> 814 - <span class="cline-any cline-neutral">&nbsp;</span> 815 - <span class="cline-any cline-yes">3x</span> 816 - <span class="cline-any cline-yes">3x</span> 817 - <span class="cline-any cline-yes">12x</span> 818 - <span class="cline-any cline-yes">12x</span> 819 - <span class="cline-any cline-neutral">&nbsp;</span> 820 - <span class="cline-any cline-neutral">&nbsp;</span> 821 - <span class="cline-any cline-neutral">&nbsp;</span> 822 - <span class="cline-any cline-yes">3x</span> 823 - <span class="cline-any cline-yes">13x</span> 824 - <span class="cline-any cline-yes">13x</span> 825 - <span class="cline-any cline-yes">13x</span> 826 - <span class="cline-any cline-neutral">&nbsp;</span> 827 - <span class="cline-any cline-neutral">&nbsp;</span> 828 - <span class="cline-any cline-neutral">&nbsp;</span> 829 - <span class="cline-any cline-yes">13x</span> 830 - <span class="cline-any cline-neutral">&nbsp;</span> 831 - <span class="cline-any cline-neutral">&nbsp;</span> 832 - <span class="cline-any cline-neutral">&nbsp;</span> 833 - <span class="cline-any cline-yes">11x</span> 834 - <span class="cline-any cline-neutral">&nbsp;</span> 835 - <span class="cline-any cline-neutral">&nbsp;</span> 836 - <span class="cline-any cline-neutral">&nbsp;</span> 837 - <span class="cline-any cline-neutral">&nbsp;</span> 838 - <span class="cline-any cline-yes">78x</span> 839 - <span class="cline-any cline-yes">88x</span> 840 - <span class="cline-any cline-yes">14x</span> 841 - <span class="cline-any cline-yes">14x</span> 842 - <span class="cline-any cline-neutral">&nbsp;</span> 843 - <span class="cline-any cline-neutral">&nbsp;</span> 844 - <span class="cline-any cline-neutral">&nbsp;</span> 845 - <span class="cline-any cline-neutral">&nbsp;</span> 846 - <span class="cline-any cline-yes">78x</span> 847 - <span class="cline-any cline-yes">83x</span> 848 - <span class="cline-any cline-yes">83x</span> 849 - <span class="cline-any cline-yes">19x</span> 850 - <span class="cline-any cline-yes">19x</span> 851 - <span class="cline-any cline-neutral">&nbsp;</span> 852 - <span class="cline-any cline-neutral">&nbsp;</span> 853 - <span class="cline-any cline-neutral">&nbsp;</span> 854 - <span class="cline-any cline-neutral">&nbsp;</span> 855 - <span class="cline-any cline-neutral">&nbsp;</span> 856 - <span class="cline-any cline-yes">78x</span> 857 - <span class="cline-any cline-yes">19x</span> 858 - <span class="cline-any cline-yes">19x</span> 859 - <span class="cline-any cline-yes">19x</span> 860 - <span class="cline-any cline-yes">19x</span> 861 - <span class="cline-any cline-neutral">&nbsp;</span> 862 - <span class="cline-any cline-neutral">&nbsp;</span> 863 - <span class="cline-any cline-neutral">&nbsp;</span> 864 - <span class="cline-any cline-neutral">&nbsp;</span> 865 - <span class="cline-any cline-yes">17x</span> 866 - <span class="cline-any cline-neutral">&nbsp;</span> 867 - <span class="cline-any cline-yes">59x</span> 868 - <span class="cline-any cline-yes">2x</span> 869 - <span class="cline-any cline-yes">57x</span> 870 - <span class="cline-any cline-neutral">&nbsp;</span> 871 - <span class="cline-any cline-neutral">&nbsp;</span> 872 - <span class="cline-any cline-neutral">&nbsp;</span> 873 - <span class="cline-any cline-neutral">&nbsp;</span> 874 - <span class="cline-any cline-neutral">&nbsp;</span> 875 - <span class="cline-any cline-yes">1x</span> 876 - <span class="cline-any cline-neutral">&nbsp;</span> 877 - <span class="cline-any cline-yes">1x</span> 878 - <span class="cline-any cline-yes">1x</span> 879 - <span class="cline-any cline-neutral">&nbsp;</span> 880 - <span class="cline-any cline-neutral">&nbsp;</span> 881 - <span class="cline-any cline-neutral">&nbsp;</span> 882 - <span class="cline-any cline-neutral">&nbsp;</span> 883 - <span class="cline-any cline-neutral">&nbsp;</span> 884 - <span class="cline-any cline-yes">123x</span> 885 - <span class="cline-any cline-neutral">&nbsp;</span> 886 - <span class="cline-any cline-yes">123x</span> 887 - <span class="cline-any cline-yes">123x</span> 888 - <span class="cline-any cline-neutral">&nbsp;</span> 889 - <span class="cline-any cline-yes">123x</span> 890 - <span class="cline-any cline-yes">182x</span> 891 - <span class="cline-any cline-yes">182x</span> 892 - <span class="cline-any cline-neutral">&nbsp;</span> 893 - <span class="cline-any cline-yes">182x</span> 894 - <span class="cline-any cline-yes">165x</span> 895 - <span class="cline-any cline-neutral">&nbsp;</span> 896 - <span class="cline-any cline-yes">165x</span> 897 - <span class="cline-any cline-yes">91x</span> 898 - <span class="cline-any cline-yes">1x</span> 899 - <span class="cline-any cline-neutral">&nbsp;</span> 900 - <span class="cline-any cline-yes">90x</span> 901 - <span class="cline-any cline-neutral">&nbsp;</span> 902 - <span class="cline-any cline-yes">74x</span> 903 - <span class="cline-any cline-yes">17x</span> 904 - <span class="cline-any cline-yes">17x</span> 905 - <span class="cline-any cline-no">&nbsp;</span> 906 - <span class="cline-any cline-no">&nbsp;</span> 907 - <span class="cline-any cline-neutral">&nbsp;</span> 908 - <span class="cline-any cline-neutral">&nbsp;</span> 909 - <span class="cline-any cline-neutral">&nbsp;</span> 910 - <span class="cline-any cline-neutral">&nbsp;</span> 911 - <span class="cline-any cline-yes">123x</span> 912 - <span class="cline-any cline-yes">113x</span> 913 - <span class="cline-any cline-yes">113x</span> 914 - <span class="cline-any cline-neutral">&nbsp;</span> 915 - <span class="cline-any cline-neutral">&nbsp;</span> 916 - <span class="cline-any cline-neutral">&nbsp;</span> 917 - <span class="cline-any cline-neutral">&nbsp;</span> 918 - <span class="cline-any cline-yes">90x</span> 919 - <span class="cline-any cline-neutral">&nbsp;</span> 920 - <span class="cline-any cline-yes">89x</span> 921 - <span class="cline-any cline-neutral">&nbsp;</span> 922 - <span class="cline-any cline-neutral">&nbsp;</span> 923 - <span class="cline-any cline-yes">89x</span> 924 - <span class="cline-any cline-neutral">&nbsp;</span> 925 - <span class="cline-any cline-yes">90x</span> 926 - <span class="cline-any cline-yes">90x</span> 927 - <span class="cline-any cline-neutral">&nbsp;</span> 928 - <span class="cline-any cline-neutral">&nbsp;</span> 929 - <span class="cline-any cline-yes">90x</span> 930 - <span class="cline-any cline-yes">121x</span> 931 - <span class="cline-any cline-yes">117x</span> 932 - <span class="cline-any cline-neutral">&nbsp;</span> 933 - <span class="cline-any cline-yes">117x</span> 934 - <span class="cline-any cline-yes">89x</span> 935 - <span class="cline-any cline-neutral">&nbsp;</span> 936 - <span class="cline-any cline-neutral">&nbsp;</span> 937 - <span class="cline-any cline-yes">117x</span> 938 - <span class="cline-any cline-yes">82x</span> 939 - <span class="cline-any cline-yes">54x</span> 940 - <span class="cline-any cline-yes">54x</span> 941 - <span class="cline-any cline-neutral">&nbsp;</span> 942 - <span class="cline-any cline-yes">28x</span> 943 - <span class="cline-any cline-neutral">&nbsp;</span> 944 - <span class="cline-any cline-yes">30x</span> 945 - <span class="cline-any cline-yes">1x</span> 946 - <span class="cline-any cline-yes">1x</span> 947 - <span class="cline-any cline-neutral">&nbsp;</span> 948 - <span class="cline-any cline-neutral">&nbsp;</span> 949 - <span class="cline-any cline-neutral">&nbsp;</span> 950 - <span class="cline-any cline-neutral">&nbsp;</span> 951 - <span class="cline-any cline-neutral">&nbsp;</span> 952 - <span class="cline-any cline-yes">66x</span> 953 - <span class="cline-any cline-neutral">&nbsp;</span> 954 - <span class="cline-any cline-neutral">&nbsp;</span> 955 - <span class="cline-any cline-yes">34x</span> 956 - <span class="cline-any cline-yes">34x</span> 957 - <span class="cline-any cline-yes">34x</span> 958 - <span class="cline-any cline-neutral">&nbsp;</span> 959 - <span class="cline-any cline-no">&nbsp;</span> 960 - <span class="cline-any cline-no">&nbsp;</span> 961 - <span class="cline-any cline-no">&nbsp;</span> 962 - <span class="cline-any cline-no">&nbsp;</span> 963 - <span class="cline-any cline-neutral">&nbsp;</span> 964 - <span class="cline-any cline-neutral">&nbsp;</span> 965 - <span class="cline-any cline-neutral">&nbsp;</span> 966 - <span class="cline-any cline-yes">34x</span> 967 - <span class="cline-any cline-neutral">&nbsp;</span> 968 - <span class="cline-any cline-neutral">&nbsp;</span> 969 - <span class="cline-any cline-neutral">&nbsp;</span> 970 - <span class="cline-any cline-yes">126x</span> 971 - <span class="cline-any cline-neutral">&nbsp;</span> 972 - <span class="cline-any cline-yes">126x</span> 973 - <span class="cline-any cline-yes">44x</span> 974 - <span class="cline-any cline-yes">44x</span> 975 - <span class="cline-any cline-neutral">&nbsp;</span> 976 - <span class="cline-any cline-neutral">&nbsp;</span> 977 - <span class="cline-any cline-neutral">&nbsp;</span> 978 - <span class="cline-any cline-neutral">&nbsp;</span> 979 - <span class="cline-any cline-yes">30x</span> 980 - <span class="cline-any cline-yes">29x</span> 981 - <span class="cline-any cline-yes">29x</span> 982 - <span class="cline-any cline-yes">29x</span> 983 - <span class="cline-any cline-neutral">&nbsp;</span> 984 - <span class="cline-any cline-neutral">&nbsp;</span> 985 - <span class="cline-any cline-neutral">&nbsp;</span> 986 - <span class="cline-any cline-neutral">&nbsp;</span> 987 - <span class="cline-any cline-yes">89x</span> 988 - <span class="cline-any cline-neutral">&nbsp;</span> 989 - <span class="cline-any cline-yes">15x</span> 990 - <span class="cline-any cline-yes">15x</span> 991 - <span class="cline-any cline-neutral">&nbsp;</span> 992 - <span class="cline-any cline-yes">15x</span> 993 - <span class="cline-any cline-yes">5x</span> 994 - <span class="cline-any cline-neutral">&nbsp;</span> 995 - <span class="cline-any cline-yes">5x</span> 996 - <span class="cline-any cline-yes">5x</span> 997 - <span class="cline-any cline-neutral">&nbsp;</span> 998 - <span class="cline-any cline-yes">5x</span> 999 - <span class="cline-any cline-no">&nbsp;</span> 1000 - <span class="cline-any cline-neutral">&nbsp;</span> 1001 - <span class="cline-any cline-no">&nbsp;</span> 1002 - <span class="cline-any cline-no">&nbsp;</span> 1003 - <span class="cline-any cline-yes">5x</span> 1004 - <span class="cline-any cline-neutral">&nbsp;</span> 1005 - <span class="cline-any cline-neutral">&nbsp;</span> 1006 - <span class="cline-any cline-neutral">&nbsp;</span> 1007 - <span class="cline-any cline-neutral">&nbsp;</span> 1008 - <span class="cline-any cline-yes">15x</span> 1009 - <span class="cline-any cline-neutral">&nbsp;</span> 1010 - <span class="cline-any cline-neutral">&nbsp;</span> 1011 - <span class="cline-any cline-neutral">&nbsp;</span> 1012 - <span class="cline-any cline-yes">28x</span> 1013 - <span class="cline-any cline-yes">27x</span> 1014 - <span class="cline-any cline-yes">27x</span> 1015 - <span class="cline-any cline-neutral">&nbsp;</span> 1016 - <span class="cline-any cline-neutral">&nbsp;</span> 1017 - <span class="cline-any cline-neutral">&nbsp;</span> 1018 - <span class="cline-any cline-neutral">&nbsp;</span> 1019 - <span class="cline-any cline-yes">125x</span> 1020 - <span class="cline-any cline-yes">125x</span> 1021 - <span class="cline-any cline-yes">125x</span> 1022 - <span class="cline-any cline-neutral">&nbsp;</span> 1023 - <span class="cline-any cline-neutral">&nbsp;</span> 1024 - <span class="cline-any cline-neutral">&nbsp;</span> 1025 - <span class="cline-any cline-neutral">&nbsp;</span> 1026 - <span class="cline-any cline-neutral">&nbsp;</span> 1027 - <span class="cline-any cline-yes">12x</span> 1028 - <span class="cline-any cline-neutral">&nbsp;</span> 1029 - <span class="cline-any cline-neutral">&nbsp;</span> 1030 - <span class="cline-any cline-neutral">&nbsp;</span> 1031 - <span class="cline-any cline-yes">355x</span> 1032 - <span class="cline-any cline-yes">355x</span> 1033 - <span class="cline-any cline-neutral">&nbsp;</span> 1034 - <span class="cline-any cline-neutral">&nbsp;</span> 1035 - <span class="cline-any cline-neutral">&nbsp;</span> 1036 - <span class="cline-any cline-yes">95x</span> 1037 - <span class="cline-any cline-neutral">&nbsp;</span> 1038 - <span class="cline-any cline-neutral">&nbsp;</span> 1039 - <span class="cline-any cline-neutral">&nbsp;</span> 1040 - <span class="cline-any cline-neutral">&nbsp;</span> 1041 - <span class="cline-any cline-neutral">&nbsp;</span> 1042 - <span class="cline-any cline-yes">900x</span> 1043 - <span class="cline-any cline-neutral">&nbsp;</span> 1044 - <span class="cline-any cline-neutral">&nbsp;</span> 1045 - <span class="cline-any cline-neutral">&nbsp;</span> 1046 - <span class="cline-any cline-neutral">&nbsp;</span> 1047 - <span class="cline-any cline-neutral">&nbsp;</span> 1048 - <span class="cline-any cline-yes">8x</span> 1049 - <span class="cline-any cline-neutral">&nbsp;</span> 1050 - <span class="cline-any cline-neutral">&nbsp;</span> 1051 - <span class="cline-any cline-neutral">&nbsp;</span> 1052 - <span class="cline-any cline-neutral">&nbsp;</span> 1053 - <span class="cline-any cline-neutral">&nbsp;</span> 1054 - <span class="cline-any cline-yes">134x</span> 1055 - <span class="cline-any cline-neutral">&nbsp;</span> 1056 - <span class="cline-any cline-neutral">&nbsp;</span> 1057 - <span class="cline-any cline-neutral">&nbsp;</span> 1058 - <span class="cline-any cline-neutral">&nbsp;</span> 1059 - <span class="cline-any cline-neutral">&nbsp;</span> 1060 - <span class="cline-any cline-yes">61x</span> 1061 - <span class="cline-any cline-neutral">&nbsp;</span> 1062 - <span class="cline-any cline-neutral">&nbsp;</span> 1063 - <span class="cline-any cline-neutral">&nbsp;</span> 1064 - <span class="cline-any cline-neutral">&nbsp;</span> 1065 - <span class="cline-any cline-neutral">&nbsp;</span> 1066 - <span class="cline-any cline-yes">72x</span> 1067 - <span class="cline-any cline-neutral">&nbsp;</span> 1068 - <span class="cline-any cline-neutral">&nbsp;</span> 1069 - <span class="cline-any cline-neutral">&nbsp;</span> 1070 - <span class="cline-any cline-neutral">&nbsp;</span> 1071 - <span class="cline-any cline-neutral">&nbsp;</span> 1072 - <span class="cline-any cline-yes">275x</span> 1073 - <span class="cline-any cline-neutral">&nbsp;</span> 1074 - <span class="cline-any cline-neutral">&nbsp;</span> 1075 - <span class="cline-any cline-yes">3x</span> 1076 - <span class="cline-any cline-neutral">&nbsp;</span> 1077 - <span class="cline-any cline-neutral">&nbsp;</span> 1078 - <span class="cline-any cline-neutral">&nbsp;</span> 1079 - <span class="cline-any cline-neutral">&nbsp;</span> 1080 - <span class="cline-any cline-yes">189x</span> 1081 - <span class="cline-any cline-neutral">&nbsp;</span> 1082 - <span class="cline-any cline-neutral">&nbsp;</span></td><td class="text"><pre class="prettyprint lang-js">type IdSet = Set&lt;string&gt;; 1083 - type IdMap = WeakMap&lt;ReadonlyNode&lt;Node&gt;, IdSet&gt;; 1084 - type SensivityMap = WeakMap&lt;ReadonlyNode&lt;Node&gt;, number&gt;; 1085 - &nbsp; 1086 - // Maps to a type that can only read properties 1087 - type StrongReadonly&lt;T&gt; = { readonly [K in keyof T as T[K] extends Function ? never : K]: T[K] }; 1088 - &nbsp; 1089 - declare const brand: unique symbol; 1090 - type Branded&lt;T, B extends string&gt; = T &amp; { [brand]: B }; 1091 - &nbsp; 1092 - type NodeReferencePair&lt;N extends Node&gt; = Readonly&lt;[N, ReadonlyNode&lt;N&gt;]&gt;; 1093 - type MatchingElementReferencePair&lt;E extends Element&gt; = Branded&lt;NodeReferencePair&lt;E&gt;, "MatchingElementPair"&gt;; 1094 - &nbsp; 1095 - // Maps a Node to a type limited to read-only properties and methods for that Node 1096 - type ReadonlyNode&lt;N extends Node&gt; = 1097 - | N 1098 - | (StrongReadonly&lt;N&gt; &amp; { 1099 - readonly cloneNode: (deep: true) =&gt; Node; 1100 - readonly childNodes: ReadonlyNodeList&lt;ChildNode&gt;; 1101 - readonly querySelectorAll: (query: string) =&gt; ReadonlyNodeList&lt;Element&gt;; 1102 - readonly parentElement: ReadonlyNode&lt;Element&gt; | null; 1103 - readonly hasAttribute: (name: string) =&gt; boolean; 1104 - readonly hasAttributes: () =&gt; boolean; 1105 - readonly hasChildNodes: () =&gt; boolean; 1106 - readonly children: ReadonlyNodeList&lt;Element&gt;; 1107 - }); 1108 - &nbsp; 1109 - // Maps a node to a read-only node list of nodes of that type 1110 - type ReadonlyNodeList&lt;N extends Node&gt; = 1111 - | NodeListOf&lt;N&gt; 1112 - | { 1113 - [Symbol.iterator](): IterableIterator&lt;ReadonlyNode&lt;N&gt;&gt;; 1114 - readonly [index: number]: ReadonlyNode&lt;N&gt;; 1115 - readonly length: NodeListOf&lt;N&gt;["length"]; 1116 - }; 1117 - &nbsp; 1118 - interface Options { 1119 - ignoreActiveValue?: boolean; 1120 - preserveModifiedValues?: boolean; 1121 - beforeNodeMorphed?: (node: Node, referenceNode: Node) =&gt; boolean; 1122 - afterNodeMorphed?: (node: Node, referenceNode: Node) =&gt; void; 1123 - beforeNodeAdded?: (node: Node) =&gt; boolean; 1124 - afterNodeAdded?: (node: Node) =&gt; void; 1125 - beforeNodeRemoved?: (node: Node) =&gt; boolean; 1126 - afterNodeRemoved?: (node: Node) =&gt; void; 1127 - beforeAttributeUpdated?: (element: Element, attributeName: string, newValue: string | null) =&gt; boolean; 1128 - afterAttributeUpdated?: (element: Element, attributeName: string, previousValue: string | null) =&gt; void; 1129 - beforePropertyUpdated?: (node: Node, propertyName: PropertyKey, newValue: unknown) =&gt; boolean; 1130 - afterPropertyUpdated?: (node: Node, propertyName: PropertyKey, previousValue: unknown) =&gt; void; 1131 - } 1132 - &nbsp; 1133 - export function morph(node: ChildNode, reference: ChildNode | string, options: Options = {}): void { 1134 - if (typeof reference === "string") reference = parseChildNodeFromString(reference); 1135 - new Morph(options).morph([node, reference]); 1136 - } 1137 - &nbsp; 1138 - export function morphInner(element: Element, reference: Element | string, options: Options = {}): void { 1139 - if (typeof reference === "string") reference = parseElementFromString(reference); 1140 - new Morph(options).morphInner([element, reference]); 1141 - } 1142 - &nbsp; 1143 - function parseElementFromString(string: string): Element { 1144 - const node = parseChildNodeFromString(string); 1145 - &nbsp; 1146 - <span class="missing-if-branch" title="if path not taken" >I</span>if (isElement(node)) <span class="cstat-no" title="statement not covered" >return node;</span> 1147 - else throw new Error("[Morphlex] The string was not a valid HTML element."); 1148 - } 1149 - &nbsp; 1150 - function parseChildNodeFromString(string: string): ChildNode { 1151 - const parser = new DOMParser(); 1152 - const doc = parser.parseFromString(string, "text/html"); 1153 - &nbsp; 1154 - if (doc.childNodes.length === 1) return doc.body.firstChild as ChildNode; 1155 - else <span class="cstat-no" title="statement not covered" ><span class="missing-if-branch" title="else path not taken" >E</span>throw new Error("[Morphlex] The string was not a valid HTML node.");</span> 1156 - } 1157 - &nbsp; 1158 - class Morph { 1159 - readonly #idMap: IdMap; 1160 - readonly #sensivityMap: SensivityMap; 1161 - &nbsp; 1162 - readonly #ignoreActiveValue: boolean; 1163 - readonly #preserveModifiedValues: boolean; 1164 - readonly #beforeNodeMorphed?: (node: Node, referenceNode: Node) =&gt; boolean; 1165 - readonly #afterNodeMorphed?: (node: Node, referenceNode: Node) =&gt; void; 1166 - readonly #beforeNodeAdded?: (node: Node) =&gt; boolean; 1167 - readonly #afterNodeAdded?: (node: Node) =&gt; void; 1168 - readonly #beforeNodeRemoved?: (node: Node) =&gt; boolean; 1169 - readonly #afterNodeRemoved?: (node: Node) =&gt; void; 1170 - readonly #beforeAttributeUpdated?: (element: Element, attributeName: string, newValue: string | null) =&gt; boolean; 1171 - readonly #afterAttributeUpdated?: (element: Element, attributeName: string, previousValue: string | null) =&gt; void; 1172 - readonly #beforePropertyUpdated?: (node: Node, propertyName: PropertyKey, newValue: unknown) =&gt; boolean; 1173 - readonly #afterPropertyUpdated?: (node: Node, propertyName: PropertyKey, previousValue: unknown) =&gt; void; 1174 - &nbsp; 1175 - constructor(options: Options = {}) { 1176 - this.#idMap = new WeakMap(); 1177 - this.#sensivityMap = new WeakMap(); 1178 - &nbsp; 1179 - this.#ignoreActiveValue = options.ignoreActiveValue || false; 1180 - this.#preserveModifiedValues = options.preserveModifiedValues || false; 1181 - this.#beforeNodeMorphed = options.beforeNodeMorphed; 1182 - this.#afterNodeMorphed = options.afterNodeMorphed; 1183 - this.#beforeNodeAdded = options.beforeNodeAdded; 1184 - this.#afterNodeAdded = options.afterNodeAdded; 1185 - this.#beforeNodeRemoved = options.beforeNodeRemoved; 1186 - this.#afterNodeRemoved = options.afterNodeRemoved; 1187 - this.#beforeAttributeUpdated = options.beforeAttributeUpdated; 1188 - this.#afterAttributeUpdated = options.afterAttributeUpdated; 1189 - this.#beforePropertyUpdated = options.beforePropertyUpdated; 1190 - this.#afterPropertyUpdated = options.afterPropertyUpdated; 1191 - } 1192 - &nbsp; 1193 - morph(pair: NodeReferencePair&lt;ChildNode&gt;): void { 1194 - this.#withAriaBusy(pair[0], () =&gt; { 1195 - if (isParentNodePair(pair)) this.#buildMaps(pair); 1196 - this.#morphNode(pair); 1197 - }); 1198 - } 1199 - &nbsp; 1200 - morphInner(pair: NodeReferencePair&lt;Element&gt;): void { 1201 - this.#withAriaBusy(pair[0], () =&gt; { 1202 - if (isMatchingElementPair(pair)) { 1203 - this.#buildMaps(pair); 1204 - this.#morphMatchingElementContent(pair); 1205 - } else { 1206 - throw new Error("[Morphlex] You can only do an inner morph with matching elements."); 1207 - } 1208 - }); 1209 - } 1210 - &nbsp; 1211 - #withAriaBusy(node: Node, block: () =&gt; void): void { 1212 - if (isElement(node)) { 1213 - const originalAriaBusy = node.ariaBusy; 1214 - node.ariaBusy = "true"; 1215 - block(); 1216 - node.ariaBusy = originalAriaBusy; 1217 - } else block(); 1218 - } 1219 - &nbsp; 1220 - #buildMaps([node, reference]: NodeReferencePair&lt;ParentNode&gt;): void { 1221 - this.#mapIdSets(node); 1222 - this.#mapIdSets(reference); 1223 - this.#mapSensivity(node); 1224 - } 1225 - &nbsp; 1226 - #mapSensivity(node: ReadonlyNode&lt;ParentNode&gt;): void { 1227 - const sensitiveElements = node.querySelectorAll("audio,canvas,embed,iframe,input,object,textarea,video"); 1228 - &nbsp; 1229 - const sensitiveElementsLength = sensitiveElements.length; 1230 - for (let i = 0; i &lt; sensitiveElementsLength; i++) { 1231 - const sensitiveElement = sensitiveElements[i]; 1232 - let sensivity = 0; 1233 - &nbsp; 1234 - if (isInput(sensitiveElement) || isTextArea(sensitiveElement)) { 1235 - sensivity++; 1236 - &nbsp; 1237 - if (sensitiveElement.value !== sensitiveElement.defaultValue) sensivity++; 1238 - if (sensitiveElement === document.activeElement) sensivity++; 1239 - } else { 1240 - sensivity += 3; 1241 - &nbsp; 1242 - if (isMedia(sensitiveElement) &amp;&amp; !sensitiveElement.ended) { 1243 - if (!sensitiveElement.paused) sensivity++; 1244 - if (sensitiveElement.currentTime &gt; 0) sensivity++; 1245 - } 1246 - } 1247 - &nbsp; 1248 - let current: ReadonlyNode&lt;Element&gt; | null = sensitiveElement; 1249 - while (current) { 1250 - this.#sensivityMap.set(current, (this.#sensivityMap.get(current) || 0) + sensivity); 1251 - if (current === node) break; 1252 - current = current.parentElement; 1253 - } 1254 - } 1255 - } 1256 - &nbsp; 1257 - // For each node with an ID, push that ID into the IdSet on the IdMap, for each of its parent elements. 1258 - #mapIdSets(node: ReadonlyNode&lt;ParentNode&gt;): void { 1259 - const elementsWithIds = node.querySelectorAll("[id]"); 1260 - &nbsp; 1261 - const elementsWithIdsLength = elementsWithIds.length; 1262 - for (let i = 0; i &lt; elementsWithIdsLength; i++) { 1263 - const elementWithId = elementsWithIds[i]; 1264 - const id = elementWithId.id; 1265 - &nbsp; 1266 - // Ignore empty IDs 1267 - if (id === "") continue; 1268 - &nbsp; 1269 - let current: ReadonlyNode&lt;Element&gt; | null = elementWithId; 1270 - &nbsp; 1271 - while (current) { 1272 - const idSet: IdSet | undefined = this.#idMap.get(current); 1273 - idSet ? idSet.add(id) : this.#idMap.set(current, new Set([id])); 1274 - if (current === node) break; 1275 - current = current.parentElement; 1276 - } 1277 - } 1278 - } 1279 - &nbsp; 1280 - // This is where we actually morph the nodes. The `morph` function (above) exists only to set up the `idMap`. 1281 - #morphNode(pair: NodeReferencePair&lt;ChildNode&gt;): void { 1282 - if (isMatchingElementPair(pair)) this.#morphMatchingElementNode(pair); 1283 - else this.#morphOtherNode(pair); 1284 - } 1285 - &nbsp; 1286 - #morphMatchingElementNode(pair: MatchingElementReferencePair&lt;Element&gt;): void { 1287 - const [node, reference] = pair; 1288 - &nbsp; 1289 - if (!(this.#beforeNodeMorphed?.(node, writableNode(reference)) ?? true)) return; 1290 - &nbsp; 1291 - if (node.hasAttributes() || reference.hasAttributes()) this.#morphAttributes(pair); 1292 - &nbsp; 1293 - // TODO: Should use a branded pair here. 1294 - this.#morphMatchingElementContent(pair); 1295 - &nbsp; 1296 - this.#afterNodeMorphed?.(node, writableNode(reference)); 1297 - } 1298 - &nbsp; 1299 - #morphOtherNode([node, reference]: NodeReferencePair&lt;ChildNode&gt;): void { 1300 - <span class="missing-if-branch" title="if path not taken" >I</span>if (!(this.#beforeNodeMorphed?.(node, writableNode(reference)) ?? true)) <span class="cstat-no" title="statement not covered" >return;</span> 1301 - &nbsp; 1302 - if (node.nodeType === reference.nodeType &amp;&amp; node.nodeValue !== null &amp;&amp; reference.nodeValue !== null) { 1303 - // Handle text nodes, comments, and CDATA sections. 1304 - this.#updateProperty(node, "nodeValue", reference.nodeValue); 1305 - } else this.#replaceNode(node, reference.cloneNode(true)); 1306 - &nbsp; 1307 - this.#afterNodeMorphed?.(node, writableNode(reference)); 1308 - } 1309 - &nbsp; 1310 - #morphMatchingElementContent(pair: MatchingElementReferencePair&lt;Element&gt;): void { 1311 - const [node, reference] = pair; 1312 - &nbsp; 1313 - if (isHead(node)) { 1314 - // We can pass the reference as a head here becuase we know it's the same as the node. 1315 - this.#morphHeadContents(pair as MatchingElementReferencePair&lt;HTMLHeadElement&gt;); 1316 - } else if (node.hasChildNodes() || reference.hasChildNodes()) this.#morphChildNodes(pair); 1317 - } 1318 - &nbsp; 1319 - #morphHeadContents([node, reference]: MatchingElementReferencePair&lt;HTMLHeadElement&gt;): void { 1320 - const refChildNodesMap: Map&lt;string, ReadonlyNode&lt;Element&gt;&gt; = new Map(); 1321 - &nbsp; 1322 - // Generate a map of the reference head element’s child nodes, keyed by their outerHTML. 1323 - const referenceChildrenLength = reference.children.length; 1324 - for (let i = 0; i &lt; referenceChildrenLength; i++) { 1325 - const child = reference.children[i]; 1326 - refChildNodesMap.set(child.outerHTML, child); 1327 - } 1328 - &nbsp; 1329 - // Iterate backwards to safely remove children without affecting indices 1330 - for (let i = node.children.length - 1; i &gt;= 0; i--) { 1331 - const child = node.children[i]; 1332 - const key = child.outerHTML; 1333 - const refChild = refChildNodesMap.get(key); 1334 - &nbsp; 1335 - // If the child is in the reference map already, we don't need to add it later. 1336 - // If it's not in the map, we need to remove it from the node. 1337 - refChild ? refChildNodesMap.delete(key) : this.#removeNode(child); 1338 - } 1339 - &nbsp; 1340 - // Any remaining nodes in the map should be appended to the head. 1341 - for (const refChild of refChildNodesMap.values()) this.#appendChild(node, refChild.cloneNode(true)); 1342 - } 1343 - &nbsp; 1344 - #morphAttributes([element, reference]: MatchingElementReferencePair&lt;Element&gt;): void { 1345 - // Remove any excess attributes from the element that aren’t present in the reference. 1346 - for (const { name, value } of element.attributes) { 1347 - if (!reference.hasAttribute(name) &amp;&amp; (this.#beforeAttributeUpdated?.(element, name, null) ?? true)) { 1348 - element.removeAttribute(name); 1349 - this.#afterAttributeUpdated?.(element, name, value); 1350 - } 1351 - } 1352 - &nbsp; 1353 - // Copy attributes from the reference to the element, if they don’t already match. 1354 - for (const { name, value } of reference.attributes) { 1355 - const previousValue = element.getAttribute(name); 1356 - if (previousValue !== value &amp;&amp; (this.#beforeAttributeUpdated?.(element, name, value) ?? true)) { 1357 - element.setAttribute(name, value); 1358 - this.#afterAttributeUpdated?.(element, name, previousValue); 1359 - } 1360 - } 1361 - &nbsp; 1362 - // For certain types of elements, we need to do some extra work to ensure 1363 - // the element’s state matches the reference elements’ state. 1364 - if (isInput(element) &amp;&amp; isInput(reference)) { 1365 - this.#updateProperty(element, "checked", reference.checked); 1366 - this.#updateProperty(element, "disabled", reference.disabled); 1367 - this.#updateProperty(element, "indeterminate", reference.indeterminate); 1368 - if ( 1369 - element.type !== "file" &amp;&amp; 1370 - !(this.#ignoreActiveValue &amp;&amp; document.activeElement === element) &amp;&amp; 1371 - !(this.#preserveModifiedValues &amp;&amp; <span class="branch-1 cbranch-no" title="branch not covered" >element.name === reference.name &amp;&amp; <span class="branch-2 cbranch-no" title="branch not covered" >e</span>lement.value !== element.defaultValue)</span> 1372 - ) { 1373 - this.#updateProperty(element, "value", reference.value); 1374 - } 1375 - } else if (isOption(element) &amp;&amp; isOption(reference)) { 1376 - this.#updateProperty(element, "selected", reference.selected); 1377 - } else if ( 1378 - isTextArea(element) &amp;&amp; 1379 - isTextArea(reference) &amp;&amp; 1380 - !(this.#ignoreActiveValue &amp;&amp; document.activeElement === element) &amp;&amp; 1381 - !(this.#preserveModifiedValues &amp;&amp; element.name === reference.name &amp;&amp; element.value !== element.defaultValue) 1382 - ) { 1383 - this.#updateProperty(element, "value", reference.value); 1384 - &nbsp; 1385 - const text = element.firstElementChild; 1386 - <span class="missing-if-branch" title="else path not taken" >E</span>if (text) this.#updateProperty(text, "textContent", reference.value); 1387 - } 1388 - } 1389 - &nbsp; 1390 - // Iterates over the child nodes of the reference element, morphing the main element’s child nodes to match. 1391 - #morphChildNodes(pair: MatchingElementReferencePair&lt;Element&gt;): void { 1392 - const [element, reference] = pair; 1393 - &nbsp; 1394 - const childNodes = element.childNodes; 1395 - const refChildNodes = reference.childNodes; 1396 - &nbsp; 1397 - for (let i = 0; i &lt; refChildNodes.length; i++) { 1398 - const child = childNodes[i] as ChildNode | null; 1399 - const refChild = refChildNodes[i] as ReadonlyNode&lt;ChildNode&gt; | null; 1400 - &nbsp; 1401 - if (child &amp;&amp; refChild) { 1402 - const pair: NodeReferencePair&lt;ChildNode&gt; = [child, refChild]; 1403 - &nbsp; 1404 - if (isMatchingElementPair(pair)) { 1405 - if (isHead(pair[0])) { 1406 - this.#morphHeadContents(pair as MatchingElementReferencePair&lt;HTMLHeadElement&gt;); 1407 - } else { 1408 - this.#morphChildElement(pair, element); 1409 - } 1410 - } else this.#morphOtherNode(pair); 1411 - } else if (refChild) { 1412 - this.#appendChild(element, refChild.cloneNode(true)); 1413 - <span class="cstat-no" title="statement not covered" > <span class="missing-if-branch" title="else path not taken" >E</span>} else if (child) {</span> 1414 - <span class="cstat-no" title="statement not covered" > this.#removeNode(child);</span> 1415 - } 1416 - } 1417 - &nbsp; 1418 - // Clean up any excess nodes that may be left over 1419 - while (childNodes.length &gt; refChildNodes.length) { 1420 - const child = element.lastChild; 1421 - <span class="missing-if-branch" title="else path not taken" >E</span>if (child) this.#removeNode(child); 1422 - } 1423 - } 1424 - &nbsp; 1425 - #morphChildElement([child, reference]: MatchingElementReferencePair&lt;Element&gt;, parent: Element): void { 1426 - if (!(this.#beforeNodeMorphed?.(child, writableNode(reference)) ?? true)) return; 1427 - &nbsp; 1428 - const refIdSet = this.#idMap.get(reference); 1429 - &nbsp; 1430 - // Generate the array in advance of the loop 1431 - const refSetArray = refIdSet ? [...refIdSet] : []; 1432 - &nbsp; 1433 - let currentNode: ChildNode | null = child; 1434 - let nextMatchByTagName: ChildNode | null = null; 1435 - &nbsp; 1436 - // Try find a match by idSet, while also looking out for the next best match by tagName. 1437 - while (currentNode) { 1438 - if (isElement(currentNode)) { 1439 - const id = currentNode.id; 1440 - &nbsp; 1441 - if (!nextMatchByTagName &amp;&amp; currentNode.localName === reference.localName) { 1442 - nextMatchByTagName = currentNode; 1443 - } 1444 - &nbsp; 1445 - if (id !== "") { 1446 - if (id === reference.id) { 1447 - this.#insertBefore(parent, currentNode, child); 1448 - return this.#morphNode([currentNode, reference]); 1449 - } else { 1450 - const currentIdSet = this.#idMap.get(currentNode); 1451 - &nbsp; 1452 - if (currentIdSet &amp;&amp; refSetArray.some((it) =&gt; currentIdSet.has(it))) { 1453 - this.#insertBefore(parent, currentNode, child); 1454 - return this.#morphNode([currentNode, reference]); 1455 - } 1456 - } 1457 - } 1458 - } 1459 - &nbsp; 1460 - currentNode = currentNode.nextSibling; 1461 - } 1462 - &nbsp; 1463 - if (nextMatchByTagName) { 1464 - this.#insertBefore(parent, nextMatchByTagName, child); 1465 - this.#morphNode([nextMatchByTagName, reference]); 1466 - } else <span class="missing-if-branch" title="else path not taken" >E</span>{ 1467 - const newNode = <span class="cstat-no" title="statement not covered" >reference.cloneNode(true);</span> 1468 - <span class="cstat-no" title="statement not covered" > if (this.#beforeNodeAdded?.(newNode) ?? true) {</span> 1469 - <span class="cstat-no" title="statement not covered" > this.#insertBefore(parent, newNode, child);</span> 1470 - <span class="cstat-no" title="statement not covered" > this.#afterNodeAdded?.(newNode);</span> 1471 - } 1472 - } 1473 - &nbsp; 1474 - this.#afterNodeMorphed?.(child, writableNode(reference)); 1475 - } 1476 - &nbsp; 1477 - #updateProperty&lt;N extends Node, P extends keyof N&gt;(node: N, propertyName: P, newValue: N[P]): void { 1478 - const previousValue = node[propertyName]; 1479 - &nbsp; 1480 - if (previousValue !== newValue &amp;&amp; (this.#beforePropertyUpdated?.(node, propertyName, newValue) ?? true)) { 1481 - node[propertyName] = newValue; 1482 - this.#afterPropertyUpdated?.(node, propertyName, previousValue); 1483 - } 1484 - } 1485 - &nbsp; 1486 - #replaceNode(node: ChildNode, newNode: Node): void { 1487 - if ((this.#beforeNodeRemoved?.(node) ?? true) &amp;&amp; (this.#beforeNodeAdded?.(newNode) ?? true)) { 1488 - node.replaceWith(newNode); 1489 - this.#afterNodeAdded?.(newNode); 1490 - this.#afterNodeRemoved?.(node); 1491 - } 1492 - } 1493 - &nbsp; 1494 - #insertBefore(parent: ParentNode, node: Node, insertionPoint: ChildNode): void { 1495 - if (node === insertionPoint) return; 1496 - &nbsp; 1497 - <span class="missing-if-branch" title="else path not taken" >E</span>if (isElement(node)) { 1498 - const sensitivity = this.#sensivityMap.get(node) ?? 0; 1499 - &nbsp; 1500 - if (sensitivity &gt; 0) { 1501 - let previousNode = node.previousSibling; 1502 - &nbsp; 1503 - while (previousNode) { 1504 - const previousNodeSensitivity = this.#sensivityMap.get(previousNode) ?? <span class="branch-1 cbranch-no" title="branch not covered" >0;</span> 1505 - &nbsp; 1506 - <span class="missing-if-branch" title="if path not taken" >I</span>if (previousNodeSensitivity &lt; sensitivity) { 1507 - <span class="cstat-no" title="statement not covered" > parent.insertBefore(previousNode, node.nextSibling);</span> 1508 - &nbsp; 1509 - <span class="cstat-no" title="statement not covered" > if (previousNode === insertionPoint) <span class="cstat-no" title="statement not covered" >return;</span></span> 1510 - <span class="cstat-no" title="statement not covered" > previousNode = node.previousSibling;</span> 1511 - } else break; 1512 - } 1513 - } 1514 - } 1515 - &nbsp; 1516 - parent.insertBefore(node, insertionPoint); 1517 - } 1518 - &nbsp; 1519 - #appendChild(node: ParentNode, newNode: Node): void { 1520 - if (this.#beforeNodeAdded?.(newNode) ?? true) { 1521 - node.appendChild(newNode); 1522 - this.#afterNodeAdded?.(newNode); 1523 - } 1524 - } 1525 - &nbsp; 1526 - #removeNode(node: ChildNode): void { 1527 - <span class="missing-if-branch" title="else path not taken" >E</span>if (this.#beforeNodeRemoved?.(node) ?? true) { 1528 - node.remove(); 1529 - this.#afterNodeRemoved?.(node); 1530 - } 1531 - } 1532 - } 1533 - &nbsp; 1534 - function writableNode&lt;N extends Node&gt;(node: ReadonlyNode&lt;N&gt;): N { 1535 - return node as N; 1536 - } 1537 - &nbsp; 1538 - function isMatchingElementPair(pair: NodeReferencePair&lt;Node&gt;): pair is MatchingElementReferencePair&lt;Element&gt; { 1539 - const [a, b] = pair; 1540 - return isElement(a) &amp;&amp; isElement(b) &amp;&amp; a.localName === b.localName; 1541 - } 1542 - &nbsp; 1543 - function isParentNodePair(pair: NodeReferencePair&lt;Node&gt;): pair is NodeReferencePair&lt;ParentNode&gt; { 1544 - return isParentNode(pair[0]) &amp;&amp; isParentNode(pair[1]); 1545 - } 1546 - &nbsp; 1547 - function isElement(node: Node): node is Element; 1548 - function isElement(node: ReadonlyNode&lt;Node&gt;): node is ReadonlyNode&lt;Element&gt;; 1549 - function isElement(node: Node | ReadonlyNode&lt;Node&gt;): boolean { 1550 - return node.nodeType === 1; 1551 - } 1552 - &nbsp; 1553 - function isMedia(element: Element): element is HTMLMediaElement; 1554 - function isMedia(element: ReadonlyNode&lt;Element&gt;): element is ReadonlyNode&lt;HTMLMediaElement&gt;; 1555 - function isMedia(element: Element | ReadonlyNode&lt;Element&gt;): boolean { 1556 - return element.localName === "video" || element.localName === "audio"; 1557 - } 1558 - &nbsp; 1559 - function isInput(element: Element): element is HTMLInputElement; 1560 - function isInput(element: ReadonlyNode&lt;Element&gt;): element is ReadonlyNode&lt;HTMLInputElement&gt;; 1561 - function isInput(element: Element | ReadonlyNode&lt;Element&gt;): boolean { 1562 - return element.localName === "input"; 1563 - } 1564 - &nbsp; 1565 - function isOption(element: Element): element is HTMLOptionElement; 1566 - function isOption(element: ReadonlyNode&lt;Element&gt;): element is ReadonlyNode&lt;HTMLOptionElement&gt;; 1567 - function isOption(element: Element | ReadonlyNode&lt;Element&gt;): boolean { 1568 - return element.localName === "option"; 1569 - } 1570 - &nbsp; 1571 - function isTextArea(element: Element): element is HTMLTextAreaElement; 1572 - function isTextArea(element: ReadonlyNode&lt;Element&gt;): element is ReadonlyNode&lt;HTMLTextAreaElement&gt;; 1573 - function isTextArea(element: Element | ReadonlyNode&lt;Element&gt;): boolean { 1574 - return element.localName === "textarea"; 1575 - } 1576 - &nbsp; 1577 - function isHead(element: Element): element is HTMLHeadElement; 1578 - function isHead(element: ReadonlyNode&lt;Element&gt;): element is ReadonlyNode&lt;HTMLHeadElement&gt;; 1579 - function isHead(element: Element | ReadonlyNode&lt;Element&gt;): boolean { 1580 - return element.localName === "head"; 1581 - } 1582 - &nbsp; 1583 - const parentNodeTypes = new Set([1, 9, 11]); 1584 - &nbsp; 1585 - function isParentNode(node: Node): node is ParentNode; 1586 - function isParentNode(node: ReadonlyNode&lt;Node&gt;): node is ReadonlyNode&lt;ParentNode&gt;; 1587 - function isParentNode(node: Node | ReadonlyNode&lt;Node&gt;): boolean { 1588 - return parentNodeTypes.has(node.nodeType); 1589 - } 1590 - &nbsp;</pre></td></tr></table></pre> 1591 - 1592 - <div class='push'></div><!-- for sticky footer --> 1593 - </div><!-- /wrapper --> 1594 - <div class='footer quiet pad2 space-top1 center small'> 1595 - Code coverage generated by 1596 - <a href="https://istanbul.js.org/" target="_blank" rel="noopener noreferrer">istanbul</a> 1597 - at 2025-10-30T21:26:27.959Z 1598 - </div> 1599 - <script src="prettify.js"></script> 1600 - <script> 1601 - window.onload = function () { 1602 - prettyPrint(); 1603 - }; 1604 - </script> 1605 - <script src="sorter.js"></script> 1606 - <script src="block-navigation.js"></script> 1607 - </body> 1608 - </html> 1609 -

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··· 0 0

coverage/sort-arrow-sprite.png

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··· 1 - /* eslint-disable */ 2 - var addSorting = (function() { 3 - 'use strict'; 4 - var cols, 5 - currentSort = { 6 - index: 0, 7 - desc: false 8 - }; 9 - 10 - // returns the summary table element 11 - function getTable() { 12 - return document.querySelector('.coverage-summary'); 13 - } 14 - // returns the thead element of the summary table 15 - function getTableHeader() { 16 - return getTable().querySelector('thead tr'); 17 - } 18 - // returns the tbody element of the summary table 19 - function getTableBody() { 20 - return getTable().querySelector('tbody'); 21 - } 22 - // returns the th element for nth column 23 - function getNthColumn(n) { 24 - return getTableHeader().querySelectorAll('th')[n]; 25 - } 26 - 27 - function onFilterInput() { 28 - const searchValue = document.getElementById('fileSearch').value; 29 - const rows = document.getElementsByTagName('tbody')[0].children; 30 - 31 - // Try to create a RegExp from the searchValue. If it fails (invalid regex), 32 - // it will be treated as a plain text search 33 - let searchRegex; 34 - try { 35 - searchRegex = new RegExp(searchValue, 'i'); // 'i' for case-insensitive 36 - } catch (error) { 37 - searchRegex = null; 38 - } 39 - 40 - for (let i = 0; i < rows.length; i++) { 41 - const row = rows[i]; 42 - let isMatch = false; 43 - 44 - if (searchRegex) { 45 - // If a valid regex was created, use it for matching 46 - isMatch = searchRegex.test(row.textContent); 47 - } else { 48 - // Otherwise, fall back to the original plain text search 49 - isMatch = row.textContent 50 - .toLowerCase() 51 - .includes(searchValue.toLowerCase()); 52 - } 53 - 54 - row.style.display = isMatch ? '' : 'none'; 55 - } 56 - } 57 - 58 - // loads the search box 59 - function addSearchBox() { 60 - var template = document.getElementById('filterTemplate'); 61 - var templateClone = template.content.cloneNode(true); 62 - templateClone.getElementById('fileSearch').oninput = onFilterInput; 63 - template.parentElement.appendChild(templateClone); 64 - } 65 - 66 - // loads all columns 67 - function loadColumns() { 68 - var colNodes = getTableHeader().querySelectorAll('th'), 69 - colNode, 70 - cols = [], 71 - col, 72 - i; 73 - 74 - for (i = 0; i < colNodes.length; i += 1) { 75 - colNode = colNodes[i]; 76 - col = { 77 - key: colNode.getAttribute('data-col'), 78 - sortable: !colNode.getAttribute('data-nosort'), 79 - type: colNode.getAttribute('data-type') || 'string' 80 - }; 81 - cols.push(col); 82 - if (col.sortable) { 83 - col.defaultDescSort = col.type === 'number'; 84 - colNode.innerHTML = 85 - colNode.innerHTML + '<span class="sorter"></span>'; 86 - } 87 - } 88 - return cols; 89 - } 90 - // attaches a data attribute to every tr element with an object 91 - // of data values keyed by column name 92 - function loadRowData(tableRow) { 93 - var tableCols = tableRow.querySelectorAll('td'), 94 - colNode, 95 - col, 96 - data = {}, 97 - i, 98 - val; 99 - for (i = 0; i < tableCols.length; i += 1) { 100 - colNode = tableCols[i]; 101 - col = cols[i]; 102 - val = colNode.getAttribute('data-value'); 103 - if (col.type === 'number') { 104 - val = Number(val); 105 - } 106 - data[col.key] = val; 107 - } 108 - return data; 109 - } 110 - // loads all row data 111 - function loadData() { 112 - var rows = getTableBody().querySelectorAll('tr'), 113 - i; 114 - 115 - for (i = 0; i < rows.length; i += 1) { 116 - rows[i].data = loadRowData(rows[i]); 117 - } 118 - } 119 - // sorts the table using the data for the ith column 120 - function sortByIndex(index, desc) { 121 - var key = cols[index].key, 122 - sorter = function(a, b) { 123 - a = a.data[key]; 124 - b = b.data[key]; 125 - return a < b ? -1 : a > b ? 1 : 0; 126 - }, 127 - finalSorter = sorter, 128 - tableBody = document.querySelector('.coverage-summary tbody'), 129 - rowNodes = tableBody.querySelectorAll('tr'), 130 - rows = [], 131 - i; 132 - 133 - if (desc) { 134 - finalSorter = function(a, b) { 135 - return -1 * sorter(a, b); 136 - }; 137 - } 138 - 139 - for (i = 0; i < rowNodes.length; i += 1) { 140 - rows.push(rowNodes[i]); 141 - tableBody.removeChild(rowNodes[i]); 142 - } 143 - 144 - rows.sort(finalSorter); 145 - 146 - for (i = 0; i < rows.length; i += 1) { 147 - tableBody.appendChild(rows[i]); 148 - } 149 - } 150 - // removes sort indicators for current column being sorted 151 - function removeSortIndicators() { 152 - var col = getNthColumn(currentSort.index), 153 - cls = col.className; 154 - 155 - cls = cls.replace(/ sorted$/, '').replace(/ sorted-desc$/, ''); 156 - col.className = cls; 157 - } 158 - // adds sort indicators for current column being sorted 159 - function addSortIndicators() { 160 - getNthColumn(currentSort.index).className += currentSort.desc 161 - ? ' sorted-desc' 162 - : ' sorted'; 163 - } 164 - // adds event listeners for all sorter widgets 165 - function enableUI() { 166 - var i, 167 - el, 168 - ithSorter = function ithSorter(i) { 169 - var col = cols[i]; 170 - 171 - return function() { 172 - var desc = col.defaultDescSort; 173 - 174 - if (currentSort.index === i) { 175 - desc = !currentSort.desc; 176 - } 177 - sortByIndex(i, desc); 178 - removeSortIndicators(); 179 - currentSort.index = i; 180 - currentSort.desc = desc; 181 - addSortIndicators(); 182 - }; 183 - }; 184 - for (i = 0; i < cols.length; i += 1) { 185 - if (cols[i].sortable) { 186 - // add the click event handler on the th so users 187 - // dont have to click on those tiny arrows 188 - el = getNthColumn(i).querySelector('.sorter').parentElement; 189 - if (el.addEventListener) { 190 - el.addEventListener('click', ithSorter(i)); 191 - } else { 192 - el.attachEvent('onclick', ithSorter(i)); 193 - } 194 - } 195 - } 196 - } 197 - // adds sorting functionality to the UI 198 - return function() { 199 - if (!getTable()) { 200 - return; 201 - } 202 - cols = loadColumns(); 203 - loadData(); 204 - addSearchBox(); 205 - addSortIndicators(); 206 - enableUI(); 207 - }; 208 - })(); 209 - 210 - window.addEventListener('load', addSorting);

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+224 -224

src/morphlex.ts

··· 1 - type IdSet = Set<string>; 2 - type IdMap = WeakMap<ReadonlyNode<Node>, IdSet>; 3 - type SensivityMap = WeakMap<ReadonlyNode<Node>, number>; 4 5 // Maps to a type that can only read properties 6 - type StrongReadonly<T> = { readonly [K in keyof T as T[K] extends Function ? never : K]: T[K] }; 7 8 - declare const brand: unique symbol; 9 - type Branded<T, B extends string> = T & { [brand]: B }; 10 11 - type NodeReferencePair<N extends Node> = Readonly<[N, ReadonlyNode<N>]>; 12 - type MatchingElementReferencePair<E extends Element> = Branded<NodeReferencePair<E>, "MatchingElementPair">; 13 14 // Maps a Node to a type limited to read-only properties and methods for that Node 15 type ReadonlyNode<N extends Node> = 16 | N 17 | (StrongReadonly<N> & { 18 - readonly cloneNode: (deep: true) => Node; 19 - readonly childNodes: ReadonlyNodeList<ChildNode>; 20 - readonly querySelectorAll: (query: string) => ReadonlyNodeList<Element>; 21 - readonly parentElement: ReadonlyNode<Element> | null; 22 - readonly hasAttribute: (name: string) => boolean; 23 - readonly hasAttributes: () => boolean; 24 - readonly hasChildNodes: () => boolean; 25 - readonly children: ReadonlyNodeList<Element>; 26 - }); 27 28 // Maps a node to a read-only node list of nodes of that type 29 type ReadonlyNodeList<N extends Node> = 30 | NodeListOf<N> 31 | { 32 - [Symbol.iterator](): IterableIterator<ReadonlyNode<N>>; 33 - readonly [index: number]: ReadonlyNode<N>; 34 - readonly length: NodeListOf<N>["length"]; 35 - }; 36 37 interface Options { 38 - ignoreActiveValue?: boolean; 39 - preserveModifiedValues?: boolean; 40 - beforeNodeMorphed?: (node: Node, referenceNode: Node) => boolean; 41 - afterNodeMorphed?: (node: Node, referenceNode: Node) => void; 42 - beforeNodeAdded?: (node: Node) => boolean; 43 - afterNodeAdded?: (node: Node) => void; 44 - beforeNodeRemoved?: (node: Node) => boolean; 45 - afterNodeRemoved?: (node: Node) => void; 46 - beforeAttributeUpdated?: (element: Element, attributeName: string, newValue: string | null) => boolean; 47 - afterAttributeUpdated?: (element: Element, attributeName: string, previousValue: string | null) => void; 48 - beforePropertyUpdated?: (node: Node, propertyName: PropertyKey, newValue: unknown) => boolean; 49 - afterPropertyUpdated?: (node: Node, propertyName: PropertyKey, previousValue: unknown) => void; 50 } 51 52 export function morph(node: ChildNode, reference: ChildNode | string, options: Options = {}): void { 53 - if (typeof reference === "string") reference = parseChildNodeFromString(reference); 54 - new Morph(options).morph([node, reference]); 55 } 56 57 export function morphInner(element: Element, reference: Element | string, options: Options = {}): void { 58 - if (typeof reference === "string") reference = parseElementFromString(reference); 59 - new Morph(options).morphInner([element, reference]); 60 } 61 62 function parseElementFromString(string: string): Element { 63 - const node = parseChildNodeFromString(string); 64 65 - if (isElement(node)) return node; 66 - else throw new Error("[Morphlex] The string was not a valid HTML element."); 67 } 68 69 function parseChildNodeFromString(string: string): ChildNode { 70 - const parser = new DOMParser(); 71 - const doc = parser.parseFromString(string, "text/html"); 72 73 - if (doc.childNodes.length === 1) return doc.body.firstChild as ChildNode; 74 - else throw new Error("[Morphlex] The string was not a valid HTML node."); 75 } 76 77 class Morph { 78 - readonly #idMap: IdMap; 79 - readonly #sensivityMap: SensivityMap; 80 81 - readonly #ignoreActiveValue: boolean; 82 - readonly #preserveModifiedValues: boolean; 83 - readonly #beforeNodeMorphed?: (node: Node, referenceNode: Node) => boolean; 84 - readonly #afterNodeMorphed?: (node: Node, referenceNode: Node) => void; 85 - readonly #beforeNodeAdded?: (node: Node) => boolean; 86 - readonly #afterNodeAdded?: (node: Node) => void; 87 - readonly #beforeNodeRemoved?: (node: Node) => boolean; 88 - readonly #afterNodeRemoved?: (node: Node) => void; 89 - readonly #beforeAttributeUpdated?: (element: Element, attributeName: string, newValue: string | null) => boolean; 90 - readonly #afterAttributeUpdated?: (element: Element, attributeName: string, previousValue: string | null) => void; 91 - readonly #beforePropertyUpdated?: (node: Node, propertyName: PropertyKey, newValue: unknown) => boolean; 92 - readonly #afterPropertyUpdated?: (node: Node, propertyName: PropertyKey, previousValue: unknown) => void; 93 94 constructor(options: Options = {}) { 95 - this.#idMap = new WeakMap(); 96 - this.#sensivityMap = new WeakMap(); 97 98 - this.#ignoreActiveValue = options.ignoreActiveValue || false; 99 - this.#preserveModifiedValues = options.preserveModifiedValues || false; 100 - this.#beforeNodeMorphed = options.beforeNodeMorphed; 101 - this.#afterNodeMorphed = options.afterNodeMorphed; 102 - this.#beforeNodeAdded = options.beforeNodeAdded; 103 - this.#afterNodeAdded = options.afterNodeAdded; 104 - this.#beforeNodeRemoved = options.beforeNodeRemoved; 105 - this.#afterNodeRemoved = options.afterNodeRemoved; 106 - this.#beforeAttributeUpdated = options.beforeAttributeUpdated; 107 - this.#afterAttributeUpdated = options.afterAttributeUpdated; 108 - this.#beforePropertyUpdated = options.beforePropertyUpdated; 109 - this.#afterPropertyUpdated = options.afterPropertyUpdated; 110 } 111 112 morph(pair: NodeReferencePair<ChildNode>): void { 113 this.#withAriaBusy(pair[0], () => { 114 - if (isParentNodePair(pair)) this.#buildMaps(pair); 115 - this.#morphNode(pair); 116 - }); 117 } 118 119 morphInner(pair: NodeReferencePair<Element>): void { 120 this.#withAriaBusy(pair[0], () => { 121 if (isMatchingElementPair(pair)) { 122 - this.#buildMaps(pair); 123 - this.#morphMatchingElementContent(pair); 124 } else { 125 - throw new Error("[Morphlex] You can only do an inner morph with matching elements."); 126 } 127 - }); 128 } 129 130 #withAriaBusy(node: Node, block: () => void): void { 131 if (isElement(node)) { 132 - const originalAriaBusy = node.ariaBusy; 133 - node.ariaBusy = "true"; 134 - block(); 135 - node.ariaBusy = originalAriaBusy; 136 - } else block(); 137 } 138 139 #buildMaps([node, reference]: NodeReferencePair<ParentNode>): void { 140 - this.#mapIdSets(node); 141 - this.#mapIdSets(reference); 142 - this.#mapSensivity(node); 143 } 144 145 #mapSensivity(node: ReadonlyNode<ParentNode>): void { 146 - const sensitiveElements = node.querySelectorAll("audio,canvas,embed,iframe,input,object,textarea,video"); 147 148 - const sensitiveElementsLength = sensitiveElements.length; 149 for (let i = 0; i < sensitiveElementsLength; i++) { 150 - const sensitiveElement = sensitiveElements[i]; 151 - let sensivity = 0; 152 153 if (isInput(sensitiveElement) || isTextArea(sensitiveElement)) { 154 - sensivity++; 155 156 - if (sensitiveElement.value !== sensitiveElement.defaultValue) sensivity++; 157 - if (sensitiveElement === document.activeElement) sensivity++; 158 } else { 159 - sensivity += 3; 160 161 if (isMedia(sensitiveElement) && !sensitiveElement.ended) { 162 - if (!sensitiveElement.paused) sensivity++; 163 - if (sensitiveElement.currentTime > 0) sensivity++; 164 } 165 } 166 167 - let current: ReadonlyNode<Element> | null = sensitiveElement; 168 while (current) { 169 - this.#sensivityMap.set(current, (this.#sensivityMap.get(current) || 0) + sensivity); 170 - if (current === node) break; 171 - current = current.parentElement; 172 } 173 } 174 } 175 176 // For each node with an ID, push that ID into the IdSet on the IdMap, for each of its parent elements. 177 #mapIdSets(node: ReadonlyNode<ParentNode>): void { 178 - const elementsWithIds = node.querySelectorAll("[id]"); 179 180 - const elementsWithIdsLength = elementsWithIds.length; 181 for (let i = 0; i < elementsWithIdsLength; i++) { 182 - const elementWithId = elementsWithIds[i]; 183 - const id = elementWithId.id; 184 185 // Ignore empty IDs 186 - if (id === "") continue; 187 188 - let current: ReadonlyNode<Element> | null = elementWithId; 189 190 while (current) { 191 - const idSet: IdSet | undefined = this.#idMap.get(current); 192 - idSet ? idSet.add(id) : this.#idMap.set(current, new Set([id])); 193 - if (current === node) break; 194 - current = current.parentElement; 195 } 196 } 197 } 198 199 // This is where we actually morph the nodes. The `morph` function (above) exists only to set up the `idMap`. 200 #morphNode(pair: NodeReferencePair<ChildNode>): void { 201 - if (isMatchingElementPair(pair)) this.#morphMatchingElementNode(pair); 202 - else this.#morphOtherNode(pair); 203 } 204 205 #morphMatchingElementNode(pair: MatchingElementReferencePair<Element>): void { 206 - const [node, reference] = pair; 207 208 - if (!(this.#beforeNodeMorphed?.(node, writableNode(reference)) ?? true)) return; 209 210 - if (node.hasAttributes() || reference.hasAttributes()) this.#morphAttributes(pair); 211 212 // TODO: Should use a branded pair here. 213 - this.#morphMatchingElementContent(pair); 214 215 - this.#afterNodeMorphed?.(node, writableNode(reference)); 216 } 217 218 #morphOtherNode([node, reference]: NodeReferencePair<ChildNode>): void { 219 - if (!(this.#beforeNodeMorphed?.(node, writableNode(reference)) ?? true)) return; 220 221 if (node.nodeType === reference.nodeType && node.nodeValue !== null && reference.nodeValue !== null) { 222 // Handle text nodes, comments, and CDATA sections. 223 - this.#updateProperty(node, "nodeValue", reference.nodeValue); 224 - } else this.#replaceNode(node, reference.cloneNode(true)); 225 226 - this.#afterNodeMorphed?.(node, writableNode(reference)); 227 } 228 229 #morphMatchingElementContent(pair: MatchingElementReferencePair<Element>): void { 230 - const [node, reference] = pair; 231 232 if (isHead(node)) { 233 // We can pass the reference as a head here becuase we know it's the same as the node. 234 - this.#morphHeadContents(pair as MatchingElementReferencePair<HTMLHeadElement>); 235 - } else if (node.hasChildNodes() || reference.hasChildNodes()) this.#morphChildNodes(pair); 236 } 237 238 #morphHeadContents([node, reference]: MatchingElementReferencePair<HTMLHeadElement>): void { 239 - const refChildNodesMap: Map<string, ReadonlyNode<Element>> = new Map(); 240 241 // Generate a map of the reference head element’s child nodes, keyed by their outerHTML. 242 - const referenceChildrenLength = reference.children.length; 243 for (let i = 0; i < referenceChildrenLength; i++) { 244 - const child = reference.children[i]; 245 - refChildNodesMap.set(child.outerHTML, child); 246 } 247 248 // Iterate backwards to safely remove children without affecting indices 249 for (let i = node.children.length - 1; i >= 0; i--) { 250 - const child = node.children[i]; 251 - const key = child.outerHTML; 252 - const refChild = refChildNodesMap.get(key); 253 254 // If the child is in the reference map already, we don't need to add it later. 255 // If it's not in the map, we need to remove it from the node. 256 - refChild ? refChildNodesMap.delete(key) : this.#removeNode(child); 257 } 258 259 // Any remaining nodes in the map should be appended to the head. 260 - for (const refChild of refChildNodesMap.values()) this.#appendChild(node, refChild.cloneNode(true)); 261 } 262 263 #morphAttributes([element, reference]: MatchingElementReferencePair<Element>): void { 264 // Remove any excess attributes from the element that aren’t present in the reference. 265 for (const { name, value } of element.attributes) { 266 if (!reference.hasAttribute(name) && (this.#beforeAttributeUpdated?.(element, name, null) ?? true)) { 267 - element.removeAttribute(name); 268 - this.#afterAttributeUpdated?.(element, name, value); 269 } 270 } 271 272 // Copy attributes from the reference to the element, if they don’t already match. 273 for (const { name, value } of reference.attributes) { 274 - const previousValue = element.getAttribute(name); 275 if (previousValue !== value && (this.#beforeAttributeUpdated?.(element, name, value) ?? true)) { 276 - element.setAttribute(name, value); 277 - this.#afterAttributeUpdated?.(element, name, previousValue); 278 } 279 } 280 281 // For certain types of elements, we need to do some extra work to ensure 282 // the element’s state matches the reference elements’ state. 283 if (isInput(element) && isInput(reference)) { 284 - this.#updateProperty(element, "checked", reference.checked); 285 - this.#updateProperty(element, "disabled", reference.disabled); 286 - this.#updateProperty(element, "indeterminate", reference.indeterminate); 287 if ( 288 element.type !== "file" && 289 !(this.#ignoreActiveValue && document.activeElement === element) && 290 !(this.#preserveModifiedValues && element.name === reference.name && element.value !== element.defaultValue) 291 ) { 292 - this.#updateProperty(element, "value", reference.value); 293 } 294 } else if (isOption(element) && isOption(reference)) { 295 - this.#updateProperty(element, "selected", reference.selected); 296 } else if ( 297 isTextArea(element) && 298 isTextArea(reference) && 299 !(this.#ignoreActiveValue && document.activeElement === element) && 300 !(this.#preserveModifiedValues && element.name === reference.name && element.value !== element.defaultValue) 301 ) { 302 - this.#updateProperty(element, "value", reference.value); 303 304 - const text = element.firstElementChild; 305 - if (text) this.#updateProperty(text, "textContent", reference.value); 306 } 307 } 308 309 // Iterates over the child nodes of the reference element, morphing the main element’s child nodes to match. 310 #morphChildNodes(pair: MatchingElementReferencePair<Element>): void { 311 - const [element, reference] = pair; 312 313 - const childNodes = element.childNodes; 314 - const refChildNodes = reference.childNodes; 315 316 for (let i = 0; i < refChildNodes.length; i++) { 317 - const child = childNodes[i] as ChildNode | null; 318 - const refChild = refChildNodes[i] as ReadonlyNode<ChildNode> | null; 319 320 if (child && refChild) { 321 - const pair: NodeReferencePair<ChildNode> = [child, refChild]; 322 323 if (isMatchingElementPair(pair)) { 324 if (isHead(pair[0])) { 325 - this.#morphHeadContents(pair as MatchingElementReferencePair<HTMLHeadElement>); 326 } else { 327 - this.#morphChildElement(pair, element); 328 } 329 - } else this.#morphOtherNode(pair); 330 } else if (refChild) { 331 - this.#appendChild(element, refChild.cloneNode(true)); 332 } else if (child) { 333 - this.#removeNode(child); 334 } 335 } 336 337 // Clean up any excess nodes that may be left over 338 while (childNodes.length > refChildNodes.length) { 339 - const child = element.lastChild; 340 - if (child) this.#removeNode(child); 341 } 342 } 343 344 #morphChildElement([child, reference]: MatchingElementReferencePair<Element>, parent: Element): void { 345 - if (!(this.#beforeNodeMorphed?.(child, writableNode(reference)) ?? true)) return; 346 347 - const refIdSet = this.#idMap.get(reference); 348 349 // Generate the array in advance of the loop 350 - const refSetArray = refIdSet ? [...refIdSet] : []; 351 352 - let currentNode: ChildNode | null = child; 353 - let nextMatchByTagName: ChildNode | null = null; 354 355 // Try find a match by idSet, while also looking out for the next best match by tagName. 356 while (currentNode) { 357 if (isElement(currentNode)) { 358 - const id = currentNode.id; 359 360 if (!nextMatchByTagName && currentNode.localName === reference.localName) { 361 - nextMatchByTagName = currentNode; 362 } 363 364 if (id !== "") { 365 if (id === reference.id) { 366 - this.#insertBefore(parent, currentNode, child); 367 - return this.#morphNode([currentNode, reference]); 368 } else { 369 - const currentIdSet = this.#idMap.get(currentNode); 370 371 if (currentIdSet && refSetArray.some((it) => currentIdSet.has(it))) { 372 - this.#insertBefore(parent, currentNode, child); 373 - return this.#morphNode([currentNode, reference]); 374 } 375 } 376 } 377 } 378 379 - currentNode = currentNode.nextSibling; 380 } 381 382 if (nextMatchByTagName) { 383 - this.#insertBefore(parent, nextMatchByTagName, child); 384 - this.#morphNode([nextMatchByTagName, reference]); 385 } else { 386 - const newNode = reference.cloneNode(true); 387 if (this.#beforeNodeAdded?.(newNode) ?? true) { 388 - this.#insertBefore(parent, newNode, child); 389 - this.#afterNodeAdded?.(newNode); 390 } 391 } 392 393 - this.#afterNodeMorphed?.(child, writableNode(reference)); 394 } 395 396 #updateProperty<N extends Node, P extends keyof N>(node: N, propertyName: P, newValue: N[P]): void { 397 - const previousValue = node[propertyName]; 398 399 if (previousValue !== newValue && (this.#beforePropertyUpdated?.(node, propertyName, newValue) ?? true)) { 400 - node[propertyName] = newValue; 401 - this.#afterPropertyUpdated?.(node, propertyName, previousValue); 402 } 403 } 404 405 #replaceNode(node: ChildNode, newNode: Node): void { 406 if ((this.#beforeNodeRemoved?.(node) ?? true) && (this.#beforeNodeAdded?.(newNode) ?? true)) { 407 - node.replaceWith(newNode); 408 - this.#afterNodeAdded?.(newNode); 409 - this.#afterNodeRemoved?.(node); 410 } 411 } 412 413 #insertBefore(parent: ParentNode, node: Node, insertionPoint: ChildNode): void { 414 - if (node === insertionPoint) return; 415 416 if (isElement(node)) { 417 - const sensitivity = this.#sensivityMap.get(node) ?? 0; 418 419 if (sensitivity > 0) { 420 - let previousNode = node.previousSibling; 421 422 while (previousNode) { 423 - const previousNodeSensitivity = this.#sensivityMap.get(previousNode) ?? 0; 424 425 if (previousNodeSensitivity < sensitivity) { 426 - parent.insertBefore(previousNode, node.nextSibling); 427 428 - if (previousNode === insertionPoint) return; 429 - previousNode = node.previousSibling; 430 - } else break; 431 } 432 } 433 } 434 435 - parent.insertBefore(node, insertionPoint); 436 } 437 438 #appendChild(node: ParentNode, newNode: Node): void { 439 if (this.#beforeNodeAdded?.(newNode) ?? true) { 440 - node.appendChild(newNode); 441 - this.#afterNodeAdded?.(newNode); 442 } 443 } 444 445 #removeNode(node: ChildNode): void { 446 if (this.#beforeNodeRemoved?.(node) ?? true) { 447 - node.remove(); 448 - this.#afterNodeRemoved?.(node); 449 } 450 } 451 } 452 453 function writableNode<N extends Node>(node: ReadonlyNode<N>): N { 454 - return node as N; 455 } 456 457 function isMatchingElementPair(pair: NodeReferencePair<Node>): pair is MatchingElementReferencePair<Element> { 458 - const [a, b] = pair; 459 - return isElement(a) && isElement(b) && a.localName === b.localName; 460 } 461 462 function isParentNodePair(pair: NodeReferencePair<Node>): pair is NodeReferencePair<ParentNode> { 463 - return isParentNode(pair[0]) && isParentNode(pair[1]); 464 } 465 466 - function isElement(node: Node): node is Element; 467 - function isElement(node: ReadonlyNode<Node>): node is ReadonlyNode<Element>; 468 function isElement(node: Node | ReadonlyNode<Node>): boolean { 469 - return node.nodeType === 1; 470 } 471 472 - function isMedia(element: Element): element is HTMLMediaElement; 473 - function isMedia(element: ReadonlyNode<Element>): element is ReadonlyNode<HTMLMediaElement>; 474 function isMedia(element: Element | ReadonlyNode<Element>): boolean { 475 - return element.localName === "video" || element.localName === "audio"; 476 } 477 478 - function isInput(element: Element): element is HTMLInputElement; 479 - function isInput(element: ReadonlyNode<Element>): element is ReadonlyNode<HTMLInputElement>; 480 function isInput(element: Element | ReadonlyNode<Element>): boolean { 481 - return element.localName === "input"; 482 } 483 484 - function isOption(element: Element): element is HTMLOptionElement; 485 - function isOption(element: ReadonlyNode<Element>): element is ReadonlyNode<HTMLOptionElement>; 486 function isOption(element: Element | ReadonlyNode<Element>): boolean { 487 - return element.localName === "option"; 488 } 489 490 - function isTextArea(element: Element): element is HTMLTextAreaElement; 491 - function isTextArea(element: ReadonlyNode<Element>): element is ReadonlyNode<HTMLTextAreaElement>; 492 function isTextArea(element: Element | ReadonlyNode<Element>): boolean { 493 - return element.localName === "textarea"; 494 } 495 496 - function isHead(element: Element): element is HTMLHeadElement; 497 - function isHead(element: ReadonlyNode<Element>): element is ReadonlyNode<HTMLHeadElement>; 498 function isHead(element: Element | ReadonlyNode<Element>): boolean { 499 - return element.localName === "head"; 500 } 501 502 - const parentNodeTypes = new Set([1, 9, 11]); 503 504 - function isParentNode(node: Node): node is ParentNode; 505 - function isParentNode(node: ReadonlyNode<Node>): node is ReadonlyNode<ParentNode>; 506 function isParentNode(node: Node | ReadonlyNode<Node>): boolean { 507 - return parentNodeTypes.has(node.nodeType); 508 }

··· 1 + type IdSet = Set<string> 2 + type IdMap = WeakMap<ReadonlyNode<Node>, IdSet> 3 + type SensivityMap = WeakMap<ReadonlyNode<Node>, number> 4 5 // Maps to a type that can only read properties 6 + type StrongReadonly<T> = { readonly [K in keyof T as T[K] extends Function ? never : K]: T[K] } 7 8 + declare const brand: unique symbol 9 + type Branded<T, B extends string> = T & { [brand]: B } 10 11 + type NodeReferencePair<N extends Node> = Readonly<[N, ReadonlyNode<N>]> 12 + type MatchingElementReferencePair<E extends Element> = Branded<NodeReferencePair<E>, "MatchingElementPair"> 13 14 // Maps a Node to a type limited to read-only properties and methods for that Node 15 type ReadonlyNode<N extends Node> = 16 | N 17 | (StrongReadonly<N> & { 18 + readonly cloneNode: (deep: true) => Node 19 + readonly childNodes: ReadonlyNodeList<ChildNode> 20 + readonly querySelectorAll: (query: string) => ReadonlyNodeList<Element> 21 + readonly parentElement: ReadonlyNode<Element> | null 22 + readonly hasAttribute: (name: string) => boolean 23 + readonly hasAttributes: () => boolean 24 + readonly hasChildNodes: () => boolean 25 + readonly children: ReadonlyNodeList<Element> 26 + }) 27 28 // Maps a node to a read-only node list of nodes of that type 29 type ReadonlyNodeList<N extends Node> = 30 | NodeListOf<N> 31 | { 32 + [Symbol.iterator](): IterableIterator<ReadonlyNode<N>> 33 + readonly [index: number]: ReadonlyNode<N> 34 + readonly length: NodeListOf<N>["length"] 35 + } 36 37 interface Options { 38 + ignoreActiveValue?: boolean 39 + preserveModifiedValues?: boolean 40 + beforeNodeMorphed?: (node: Node, referenceNode: Node) => boolean 41 + afterNodeMorphed?: (node: Node, referenceNode: Node) => void 42 + beforeNodeAdded?: (node: Node) => boolean 43 + afterNodeAdded?: (node: Node) => void 44 + beforeNodeRemoved?: (node: Node) => boolean 45 + afterNodeRemoved?: (node: Node) => void 46 + beforeAttributeUpdated?: (element: Element, attributeName: string, newValue: string | null) => boolean 47 + afterAttributeUpdated?: (element: Element, attributeName: string, previousValue: string | null) => void 48 + beforePropertyUpdated?: (node: Node, propertyName: PropertyKey, newValue: unknown) => boolean 49 + afterPropertyUpdated?: (node: Node, propertyName: PropertyKey, previousValue: unknown) => void 50 } 51 52 export function morph(node: ChildNode, reference: ChildNode | string, options: Options = {}): void { 53 + if (typeof reference === "string") reference = parseChildNodeFromString(reference) 54 + new Morph(options).morph([node, reference]) 55 } 56 57 export function morphInner(element: Element, reference: Element | string, options: Options = {}): void { 58 + if (typeof reference === "string") reference = parseElementFromString(reference) 59 + new Morph(options).morphInner([element, reference]) 60 } 61 62 function parseElementFromString(string: string): Element { 63 + const node = parseChildNodeFromString(string) 64 65 + if (isElement(node)) return node 66 + else throw new Error("[Morphlex] The string was not a valid HTML element.") 67 } 68 69 function parseChildNodeFromString(string: string): ChildNode { 70 + const parser = new DOMParser() 71 + const doc = parser.parseFromString(string, "text/html") 72 73 + if (doc.childNodes.length === 1) return doc.body.firstChild as ChildNode 74 + else throw new Error("[Morphlex] The string was not a valid HTML node.") 75 } 76 77 class Morph { 78 + readonly #idMap: IdMap 79 + readonly #sensivityMap: SensivityMap 80 81 + readonly #ignoreActiveValue: boolean 82 + readonly #preserveModifiedValues: boolean 83 + readonly #beforeNodeMorphed?: (node: Node, referenceNode: Node) => boolean 84 + readonly #afterNodeMorphed?: (node: Node, referenceNode: Node) => void 85 + readonly #beforeNodeAdded?: (node: Node) => boolean 86 + readonly #afterNodeAdded?: (node: Node) => void 87 + readonly #beforeNodeRemoved?: (node: Node) => boolean 88 + readonly #afterNodeRemoved?: (node: Node) => void 89 + readonly #beforeAttributeUpdated?: (element: Element, attributeName: string, newValue: string | null) => boolean 90 + readonly #afterAttributeUpdated?: (element: Element, attributeName: string, previousValue: string | null) => void 91 + readonly #beforePropertyUpdated?: (node: Node, propertyName: PropertyKey, newValue: unknown) => boolean 92 + readonly #afterPropertyUpdated?: (node: Node, propertyName: PropertyKey, previousValue: unknown) => void 93 94 constructor(options: Options = {}) { 95 + this.#idMap = new WeakMap() 96 + this.#sensivityMap = new WeakMap() 97 98 + this.#ignoreActiveValue = options.ignoreActiveValue || false 99 + this.#preserveModifiedValues = options.preserveModifiedValues || false 100 + this.#beforeNodeMorphed = options.beforeNodeMorphed 101 + this.#afterNodeMorphed = options.afterNodeMorphed 102 + this.#beforeNodeAdded = options.beforeNodeAdded 103 + this.#afterNodeAdded = options.afterNodeAdded 104 + this.#beforeNodeRemoved = options.beforeNodeRemoved 105 + this.#afterNodeRemoved = options.afterNodeRemoved 106 + this.#beforeAttributeUpdated = options.beforeAttributeUpdated 107 + this.#afterAttributeUpdated = options.afterAttributeUpdated 108 + this.#beforePropertyUpdated = options.beforePropertyUpdated 109 + this.#afterPropertyUpdated = options.afterPropertyUpdated 110 } 111 112 morph(pair: NodeReferencePair<ChildNode>): void { 113 this.#withAriaBusy(pair[0], () => { 114 + if (isParentNodePair(pair)) this.#buildMaps(pair) 115 + this.#morphNode(pair) 116 + }) 117 } 118 119 morphInner(pair: NodeReferencePair<Element>): void { 120 this.#withAriaBusy(pair[0], () => { 121 if (isMatchingElementPair(pair)) { 122 + this.#buildMaps(pair) 123 + this.#morphMatchingElementContent(pair) 124 } else { 125 + throw new Error("[Morphlex] You can only do an inner morph with matching elements.") 126 } 127 + }) 128 } 129 130 #withAriaBusy(node: Node, block: () => void): void { 131 if (isElement(node)) { 132 + const originalAriaBusy = node.ariaBusy 133 + node.ariaBusy = "true" 134 + block() 135 + node.ariaBusy = originalAriaBusy 136 + } else block() 137 } 138 139 #buildMaps([node, reference]: NodeReferencePair<ParentNode>): void { 140 + this.#mapIdSets(node) 141 + this.#mapIdSets(reference) 142 + this.#mapSensivity(node) 143 } 144 145 #mapSensivity(node: ReadonlyNode<ParentNode>): void { 146 + const sensitiveElements = node.querySelectorAll("audio,canvas,embed,iframe,input,object,textarea,video") 147 148 + const sensitiveElementsLength = sensitiveElements.length 149 for (let i = 0; i < sensitiveElementsLength; i++) { 150 + const sensitiveElement = sensitiveElements[i] 151 + let sensivity = 0 152 153 if (isInput(sensitiveElement) || isTextArea(sensitiveElement)) { 154 + sensivity++ 155 156 + if (sensitiveElement.value !== sensitiveElement.defaultValue) sensivity++ 157 + if (sensitiveElement === document.activeElement) sensivity++ 158 } else { 159 + sensivity += 3 160 161 if (isMedia(sensitiveElement) && !sensitiveElement.ended) { 162 + if (!sensitiveElement.paused) sensivity++ 163 + if (sensitiveElement.currentTime > 0) sensivity++ 164 } 165 } 166 167 + let current: ReadonlyNode<Element> | null = sensitiveElement 168 while (current) { 169 + this.#sensivityMap.set(current, (this.#sensivityMap.get(current) || 0) + sensivity) 170 + if (current === node) break 171 + current = current.parentElement 172 } 173 } 174 } 175 176 // For each node with an ID, push that ID into the IdSet on the IdMap, for each of its parent elements. 177 #mapIdSets(node: ReadonlyNode<ParentNode>): void { 178 + const elementsWithIds = node.querySelectorAll("[id]") 179 180 + const elementsWithIdsLength = elementsWithIds.length 181 for (let i = 0; i < elementsWithIdsLength; i++) { 182 + const elementWithId = elementsWithIds[i] 183 + const id = elementWithId.id 184 185 // Ignore empty IDs 186 + if (id === "") continue 187 188 + let current: ReadonlyNode<Element> | null = elementWithId 189 190 while (current) { 191 + const idSet: IdSet | undefined = this.#idMap.get(current) 192 + idSet ? idSet.add(id) : this.#idMap.set(current, new Set([id])) 193 + if (current === node) break 194 + current = current.parentElement 195 } 196 } 197 } 198 199 // This is where we actually morph the nodes. The `morph` function (above) exists only to set up the `idMap`. 200 #morphNode(pair: NodeReferencePair<ChildNode>): void { 201 + if (isMatchingElementPair(pair)) this.#morphMatchingElementNode(pair) 202 + else this.#morphOtherNode(pair) 203 } 204 205 #morphMatchingElementNode(pair: MatchingElementReferencePair<Element>): void { 206 + const [node, reference] = pair 207 208 + if (!(this.#beforeNodeMorphed?.(node, writableNode(reference)) ?? true)) return 209 210 + if (node.hasAttributes() || reference.hasAttributes()) this.#morphAttributes(pair) 211 212 // TODO: Should use a branded pair here. 213 + this.#morphMatchingElementContent(pair) 214 215 + this.#afterNodeMorphed?.(node, writableNode(reference)) 216 } 217 218 #morphOtherNode([node, reference]: NodeReferencePair<ChildNode>): void { 219 + if (!(this.#beforeNodeMorphed?.(node, writableNode(reference)) ?? true)) return 220 221 if (node.nodeType === reference.nodeType && node.nodeValue !== null && reference.nodeValue !== null) { 222 // Handle text nodes, comments, and CDATA sections. 223 + this.#updateProperty(node, "nodeValue", reference.nodeValue) 224 + } else this.#replaceNode(node, reference.cloneNode(true)) 225 226 + this.#afterNodeMorphed?.(node, writableNode(reference)) 227 } 228 229 #morphMatchingElementContent(pair: MatchingElementReferencePair<Element>): void { 230 + const [node, reference] = pair 231 232 if (isHead(node)) { 233 // We can pass the reference as a head here becuase we know it's the same as the node. 234 + this.#morphHeadContents(pair as MatchingElementReferencePair<HTMLHeadElement>) 235 + } else if (node.hasChildNodes() || reference.hasChildNodes()) this.#morphChildNodes(pair) 236 } 237 238 #morphHeadContents([node, reference]: MatchingElementReferencePair<HTMLHeadElement>): void { 239 + const refChildNodesMap: Map<string, ReadonlyNode<Element>> = new Map() 240 241 // Generate a map of the reference head element’s child nodes, keyed by their outerHTML. 242 + const referenceChildrenLength = reference.children.length 243 for (let i = 0; i < referenceChildrenLength; i++) { 244 + const child = reference.children[i] 245 + refChildNodesMap.set(child.outerHTML, child) 246 } 247 248 // Iterate backwards to safely remove children without affecting indices 249 for (let i = node.children.length - 1; i >= 0; i--) { 250 + const child = node.children[i] 251 + const key = child.outerHTML 252 + const refChild = refChildNodesMap.get(key) 253 254 // If the child is in the reference map already, we don't need to add it later. 255 // If it's not in the map, we need to remove it from the node. 256 + refChild ? refChildNodesMap.delete(key) : this.#removeNode(child) 257 } 258 259 // Any remaining nodes in the map should be appended to the head. 260 + for (const refChild of refChildNodesMap.values()) this.#appendChild(node, refChild.cloneNode(true)) 261 } 262 263 #morphAttributes([element, reference]: MatchingElementReferencePair<Element>): void { 264 // Remove any excess attributes from the element that aren’t present in the reference. 265 for (const { name, value } of element.attributes) { 266 if (!reference.hasAttribute(name) && (this.#beforeAttributeUpdated?.(element, name, null) ?? true)) { 267 + element.removeAttribute(name) 268 + this.#afterAttributeUpdated?.(element, name, value) 269 } 270 } 271 272 // Copy attributes from the reference to the element, if they don’t already match. 273 for (const { name, value } of reference.attributes) { 274 + const previousValue = element.getAttribute(name) 275 if (previousValue !== value && (this.#beforeAttributeUpdated?.(element, name, value) ?? true)) { 276 + element.setAttribute(name, value) 277 + this.#afterAttributeUpdated?.(element, name, previousValue) 278 } 279 } 280 281 // For certain types of elements, we need to do some extra work to ensure 282 // the element’s state matches the reference elements’ state. 283 if (isInput(element) && isInput(reference)) { 284 + this.#updateProperty(element, "checked", reference.checked) 285 + this.#updateProperty(element, "disabled", reference.disabled) 286 + this.#updateProperty(element, "indeterminate", reference.indeterminate) 287 if ( 288 element.type !== "file" && 289 !(this.#ignoreActiveValue && document.activeElement === element) && 290 !(this.#preserveModifiedValues && element.name === reference.name && element.value !== element.defaultValue) 291 ) { 292 + this.#updateProperty(element, "value", reference.value) 293 } 294 } else if (isOption(element) && isOption(reference)) { 295 + this.#updateProperty(element, "selected", reference.selected) 296 } else if ( 297 isTextArea(element) && 298 isTextArea(reference) && 299 !(this.#ignoreActiveValue && document.activeElement === element) && 300 !(this.#preserveModifiedValues && element.name === reference.name && element.value !== element.defaultValue) 301 ) { 302 + this.#updateProperty(element, "value", reference.value) 303 304 + const text = element.firstElementChild 305 + if (text) this.#updateProperty(text, "textContent", reference.value) 306 } 307 } 308 309 // Iterates over the child nodes of the reference element, morphing the main element’s child nodes to match. 310 #morphChildNodes(pair: MatchingElementReferencePair<Element>): void { 311 + const [element, reference] = pair 312 313 + const childNodes = element.childNodes 314 + const refChildNodes = reference.childNodes 315 316 for (let i = 0; i < refChildNodes.length; i++) { 317 + const child = childNodes[i] as ChildNode | null 318 + const refChild = refChildNodes[i] as ReadonlyNode<ChildNode> | null 319 320 if (child && refChild) { 321 + const pair: NodeReferencePair<ChildNode> = [child, refChild] 322 323 if (isMatchingElementPair(pair)) { 324 if (isHead(pair[0])) { 325 + this.#morphHeadContents(pair as MatchingElementReferencePair<HTMLHeadElement>) 326 } else { 327 + this.#morphChildElement(pair, element) 328 } 329 + } else this.#morphOtherNode(pair) 330 } else if (refChild) { 331 + this.#appendChild(element, refChild.cloneNode(true)) 332 } else if (child) { 333 + this.#removeNode(child) 334 } 335 } 336 337 // Clean up any excess nodes that may be left over 338 while (childNodes.length > refChildNodes.length) { 339 + const child = element.lastChild 340 + if (child) this.#removeNode(child) 341 } 342 } 343 344 #morphChildElement([child, reference]: MatchingElementReferencePair<Element>, parent: Element): void { 345 + if (!(this.#beforeNodeMorphed?.(child, writableNode(reference)) ?? true)) return 346 347 + const refIdSet = this.#idMap.get(reference) 348 349 // Generate the array in advance of the loop 350 + const refSetArray = refIdSet ? [...refIdSet] : [] 351 352 + let currentNode: ChildNode | null = child 353 + let nextMatchByTagName: ChildNode | null = null 354 355 // Try find a match by idSet, while also looking out for the next best match by tagName. 356 while (currentNode) { 357 if (isElement(currentNode)) { 358 + const id = currentNode.id 359 360 if (!nextMatchByTagName && currentNode.localName === reference.localName) { 361 + nextMatchByTagName = currentNode 362 } 363 364 if (id !== "") { 365 if (id === reference.id) { 366 + this.#insertBefore(parent, currentNode, child) 367 + return this.#morphNode([currentNode, reference]) 368 } else { 369 + const currentIdSet = this.#idMap.get(currentNode) 370 371 if (currentIdSet && refSetArray.some((it) => currentIdSet.has(it))) { 372 + this.#insertBefore(parent, currentNode, child) 373 + return this.#morphNode([currentNode, reference]) 374 } 375 } 376 } 377 } 378 379 + currentNode = currentNode.nextSibling 380 } 381 382 if (nextMatchByTagName) { 383 + this.#insertBefore(parent, nextMatchByTagName, child) 384 + this.#morphNode([nextMatchByTagName, reference]) 385 } else { 386 + const newNode = reference.cloneNode(true) 387 if (this.#beforeNodeAdded?.(newNode) ?? true) { 388 + this.#insertBefore(parent, newNode, child) 389 + this.#afterNodeAdded?.(newNode) 390 } 391 } 392 393 + this.#afterNodeMorphed?.(child, writableNode(reference)) 394 } 395 396 #updateProperty<N extends Node, P extends keyof N>(node: N, propertyName: P, newValue: N[P]): void { 397 + const previousValue = node[propertyName] 398 399 if (previousValue !== newValue && (this.#beforePropertyUpdated?.(node, propertyName, newValue) ?? true)) { 400 + node[propertyName] = newValue 401 + this.#afterPropertyUpdated?.(node, propertyName, previousValue) 402 } 403 } 404 405 #replaceNode(node: ChildNode, newNode: Node): void { 406 if ((this.#beforeNodeRemoved?.(node) ?? true) && (this.#beforeNodeAdded?.(newNode) ?? true)) { 407 + node.replaceWith(newNode) 408 + this.#afterNodeAdded?.(newNode) 409 + this.#afterNodeRemoved?.(node) 410 } 411 } 412 413 #insertBefore(parent: ParentNode, node: Node, insertionPoint: ChildNode): void { 414 + if (node === insertionPoint) return 415 416 if (isElement(node)) { 417 + const sensitivity = this.#sensivityMap.get(node) ?? 0 418 419 if (sensitivity > 0) { 420 + let previousNode = node.previousSibling 421 422 while (previousNode) { 423 + const previousNodeSensitivity = this.#sensivityMap.get(previousNode) ?? 0 424 425 if (previousNodeSensitivity < sensitivity) { 426 + parent.insertBefore(previousNode, node.nextSibling) 427 428 + if (previousNode === insertionPoint) return 429 + previousNode = node.previousSibling 430 + } else break 431 } 432 } 433 } 434 435 + parent.insertBefore(node, insertionPoint) 436 } 437 438 #appendChild(node: ParentNode, newNode: Node): void { 439 if (this.#beforeNodeAdded?.(newNode) ?? true) { 440 + node.appendChild(newNode) 441 + this.#afterNodeAdded?.(newNode) 442 } 443 } 444 445 #removeNode(node: ChildNode): void { 446 if (this.#beforeNodeRemoved?.(node) ?? true) { 447 + node.remove() 448 + this.#afterNodeRemoved?.(node) 449 } 450 } 451 } 452 453 function writableNode<N extends Node>(node: ReadonlyNode<N>): N { 454 + return node as N 455 } 456 457 function isMatchingElementPair(pair: NodeReferencePair<Node>): pair is MatchingElementReferencePair<Element> { 458 + const [a, b] = pair 459 + return isElement(a) && isElement(b) && a.localName === b.localName 460 } 461 462 function isParentNodePair(pair: NodeReferencePair<Node>): pair is NodeReferencePair<ParentNode> { 463 + return isParentNode(pair[0]) && isParentNode(pair[1]) 464 } 465 466 + function isElement(node: Node): node is Element 467 + function isElement(node: ReadonlyNode<Node>): node is ReadonlyNode<Element> 468 function isElement(node: Node | ReadonlyNode<Node>): boolean { 469 + return node.nodeType === 1 470 } 471 472 + function isMedia(element: Element): element is HTMLMediaElement 473 + function isMedia(element: ReadonlyNode<Element>): element is ReadonlyNode<HTMLMediaElement> 474 function isMedia(element: Element | ReadonlyNode<Element>): boolean { 475 + return element.localName === "video" || element.localName === "audio" 476 } 477 478 + function isInput(element: Element): element is HTMLInputElement 479 + function isInput(element: ReadonlyNode<Element>): element is ReadonlyNode<HTMLInputElement> 480 function isInput(element: Element | ReadonlyNode<Element>): boolean { 481 + return element.localName === "input" 482 } 483 484 + function isOption(element: Element): element is HTMLOptionElement 485 + function isOption(element: ReadonlyNode<Element>): element is ReadonlyNode<HTMLOptionElement> 486 function isOption(element: Element | ReadonlyNode<Element>): boolean { 487 + return element.localName === "option" 488 } 489 490 + function isTextArea(element: Element): element is HTMLTextAreaElement 491 + function isTextArea(element: ReadonlyNode<Element>): element is ReadonlyNode<HTMLTextAreaElement> 492 function isTextArea(element: Element | ReadonlyNode<Element>): boolean { 493 + return element.localName === "textarea" 494 } 495 496 + function isHead(element: Element): element is HTMLHeadElement 497 + function isHead(element: ReadonlyNode<Element>): element is ReadonlyNode<HTMLHeadElement> 498 function isHead(element: Element | ReadonlyNode<Element>): boolean { 499 + return element.localName === "head" 500 } 501 502 + const parentNodeTypes = new Set([1, 9, 11]) 503 504 + function isParentNode(node: Node): node is ParentNode 505 + function isParentNode(node: ReadonlyNode<Node>): node is ReadonlyNode<ParentNode> 506 function isParentNode(node: Node | ReadonlyNode<Node>): boolean { 507 + return parentNodeTypes.has(node.nodeType) 508 }

+903 -903

test/morphlex-coverage.test.ts

··· 1 - import { describe, it, expect, beforeEach, afterEach } from "vitest"; 2 - import { morph, morphInner } from "../src/morphlex"; 3 4 describe("Morphlex - Coverage Tests", () => { 5 - let container: HTMLElement; 6 7 beforeEach(() => { 8 - container = document.createElement("div"); 9 - document.body.appendChild(container); 10 - }); 11 12 afterEach(() => { 13 if (container && container.parentNode) { 14 - container.parentNode.removeChild(container); 15 } 16 - }); 17 18 describe("String parsing error cases", () => { 19 it("should throw error when parseElementFromString receives non-element string", () => { 20 - const div = document.createElement("div"); 21 - container.appendChild(div); 22 23 // Text node is not an element 24 expect(() => { 25 - morphInner(div, "Just text"); 26 - }).toThrow("[Morphlex] The string was not a valid HTML element."); 27 - }); 28 29 it("should parse multiple elements as valid HTML (they go into body)", () => { 30 - const div = document.createElement("div"); 31 - container.appendChild(div); 32 33 // Multiple root nodes actually work because DOMParser wraps them in body 34 // This test just verifies the parsing works 35 - const reference = "<div>Content</div>"; 36 - morph(div, reference); 37 - expect(div.textContent).toBe("Content"); 38 - }); 39 40 it("should throw error when morphInner called with non-matching elements", () => { 41 - const div = document.createElement("div"); 42 - const span = document.createElement("span"); 43 - container.appendChild(div); 44 45 expect(() => { 46 - morphInner(div, span); 47 - }).toThrow("[Morphlex] You can only do an inner morph with matching elements."); 48 - }); 49 - }); 50 51 describe("ariaBusy handling", () => { 52 it("should set and restore ariaBusy on element during morph", () => { 53 - const div = document.createElement("div"); 54 - div.ariaBusy = "false"; 55 - const span = document.createElement("span"); 56 - div.appendChild(span); 57 58 - const reference = document.createElement("div"); 59 - const refSpan = document.createElement("span"); 60 - refSpan.textContent = "Updated"; 61 - reference.appendChild(refSpan); 62 63 - let ariaBusyDuringMorph: string | null = null; 64 morph(div, reference, { 65 afterNodeMorphed: (node) => { 66 if (node === span) { 67 - ariaBusyDuringMorph = div.ariaBusy; 68 } 69 }, 70 - }); 71 72 // ariaBusy should be set to "true" during morph and restored after 73 - expect(ariaBusyDuringMorph).toBe("true"); 74 - expect(div.ariaBusy).toBe("false"); 75 - }); 76 77 it("should handle ariaBusy for non-element nodes", () => { 78 - const parent = document.createElement("div"); 79 - const textNode = document.createTextNode("Original"); 80 - parent.appendChild(textNode); 81 82 - const referenceParent = document.createElement("div"); 83 - const refTextNode = document.createTextNode("Updated"); 84 - referenceParent.appendChild(refTextNode); 85 86 - morph(parent, referenceParent); 87 88 - expect(parent.textContent).toBe("Updated"); 89 - }); 90 - }); 91 92 describe("Sensitivity mapping for media elements", () => { 93 it("should handle media elements with various states", () => { 94 - const parent = document.createElement("div"); 95 - const video = document.createElement("video"); 96 - video.id = "video1"; 97 - parent.appendChild(video); 98 99 - const reference = document.createElement("div"); 100 - const refVideo = document.createElement("video"); 101 - refVideo.id = "video1"; 102 - refVideo.setAttribute("src", "test.mp4"); 103 - reference.appendChild(refVideo); 104 105 - morph(parent, reference); 106 107 - expect(parent.querySelector("video")).toBeTruthy(); 108 - }); 109 110 it("should handle audio elements", () => { 111 - const parent = document.createElement("div"); 112 - const audio = document.createElement("audio"); 113 - audio.id = "audio1"; 114 - parent.appendChild(audio); 115 116 - const reference = document.createElement("div"); 117 - const refAudio = document.createElement("audio"); 118 - refAudio.id = "audio1"; 119 - refAudio.setAttribute("src", "test.mp3"); 120 - reference.appendChild(refAudio); 121 122 - morph(parent, reference); 123 124 - expect(parent.querySelector("audio")).toBeTruthy(); 125 - }); 126 127 it("should handle canvas elements", () => { 128 - const parent = document.createElement("div"); 129 - const canvas = document.createElement("canvas"); 130 - canvas.id = "canvas1"; 131 - parent.appendChild(canvas); 132 133 - const reference = document.createElement("div"); 134 - const refCanvas = document.createElement("canvas"); 135 - refCanvas.id = "canvas1"; 136 - refCanvas.width = 800; 137 - reference.appendChild(refCanvas); 138 139 - morph(parent, reference); 140 141 - expect(parent.querySelector("canvas")).toBeTruthy(); 142 - }); 143 144 it("should handle embed elements", () => { 145 - const parent = document.createElement("div"); 146 - const embed = document.createElement("embed"); 147 - embed.id = "embed1"; 148 - parent.appendChild(embed); 149 150 - const reference = document.createElement("div"); 151 - const refEmbed = document.createElement("embed"); 152 - refEmbed.id = "embed1"; 153 - refEmbed.setAttribute("src", "test.pdf"); 154 - reference.appendChild(refEmbed); 155 156 - morph(parent, reference); 157 158 - expect(parent.querySelector("embed")).toBeTruthy(); 159 - }); 160 161 it("should handle iframe elements", () => { 162 - const parent = document.createElement("div"); 163 - const iframe = document.createElement("iframe"); 164 - iframe.id = "iframe1"; 165 - parent.appendChild(iframe); 166 167 - const reference = document.createElement("div"); 168 - const refIframe = document.createElement("iframe"); 169 - refIframe.id = "iframe1"; 170 - refIframe.setAttribute("src", "test.html"); 171 - reference.appendChild(refIframe); 172 173 - morph(parent, reference); 174 175 - expect(parent.querySelector("iframe")).toBeTruthy(); 176 - }); 177 178 it("should handle object elements", () => { 179 - const parent = document.createElement("div"); 180 - const object = document.createElement("object"); 181 - object.id = "object1"; 182 - parent.appendChild(object); 183 184 - const reference = document.createElement("div"); 185 - const refObject = document.createElement("object"); 186 - refObject.id = "object1"; 187 - refObject.setAttribute("data", "test.pdf"); 188 - reference.appendChild(refObject); 189 190 - morph(parent, reference); 191 192 - expect(parent.querySelector("object")).toBeTruthy(); 193 - }); 194 195 it("should handle input as active element", () => { 196 - const parent = document.createElement("div"); 197 - container.appendChild(parent); 198 199 - const input = document.createElement("input"); 200 - input.id = "input1"; 201 - input.value = "test"; 202 - parent.appendChild(input); 203 204 // Focus the input to make it active 205 - input.focus(); 206 207 - const reference = document.createElement("div"); 208 - const refInput = document.createElement("input"); 209 - refInput.id = "input1"; 210 - refInput.value = "updated"; 211 - reference.appendChild(refInput); 212 213 - morph(parent, reference, { ignoreActiveValue: true }); 214 215 // Value should be preserved because input is active 216 - expect(input.value).toBe("test"); 217 - }); 218 219 it("should handle textarea as active element", () => { 220 - const parent = document.createElement("div"); 221 - container.appendChild(parent); 222 223 - const textarea = document.createElement("textarea"); 224 - textarea.id = "textarea1"; 225 - textarea.value = "original"; 226 - parent.appendChild(textarea); 227 228 - textarea.focus(); 229 230 - const reference = document.createElement("div"); 231 - const refTextarea = document.createElement("textarea"); 232 - refTextarea.id = "textarea1"; 233 - refTextarea.value = "updated"; 234 - reference.appendChild(refTextarea); 235 236 - morph(parent, reference, { ignoreActiveValue: true }); 237 238 - expect(textarea.value).toBe("original"); 239 - }); 240 - }); 241 242 describe("Property updates", () => { 243 it("should update option selected property", () => { 244 - const select = document.createElement("select"); 245 - const option1 = document.createElement("option"); 246 - option1.value = "1"; 247 - option1.textContent = "Option 1"; 248 - const option2 = document.createElement("option"); 249 - option2.value = "2"; 250 - option2.textContent = "Option 2"; 251 - select.appendChild(option1); 252 - select.appendChild(option2); 253 254 - const refSelect = document.createElement("select"); 255 - const refOption1 = document.createElement("option"); 256 - refOption1.value = "1"; 257 - refOption1.textContent = "Option 1"; 258 - const refOption2 = document.createElement("option"); 259 - refOption2.value = "2"; 260 - refOption2.textContent = "Option 2"; 261 - refOption2.selected = true; 262 - refSelect.appendChild(refOption1); 263 - refSelect.appendChild(refOption2); 264 265 - morph(select, refSelect); 266 267 - expect(option2.selected).toBe(true); 268 - }); 269 270 it("should update textarea value with firstElementChild", () => { 271 - const parent = document.createElement("div"); 272 - const textarea = document.createElement("textarea"); 273 - textarea.name = "myTextarea"; 274 - textarea.value = "original"; 275 - textarea.defaultValue = "original"; 276 - const textContent = document.createElement("span"); 277 - textContent.textContent = "original"; 278 - textarea.appendChild(textContent); 279 - parent.appendChild(textarea); 280 281 - const reference = document.createElement("div"); 282 - const refTextarea = document.createElement("textarea"); 283 - refTextarea.name = "myTextarea"; 284 - refTextarea.value = "updated"; 285 - reference.appendChild(refTextarea); 286 287 - morph(parent, reference); 288 289 - expect(textarea.value).toBe("updated"); 290 if (textarea.firstElementChild) { 291 - expect(textarea.firstElementChild.textContent).toBe("updated"); 292 } 293 - }); 294 295 it("should preserve modified textarea value with preserveModifiedValues", () => { 296 - const parent = document.createElement("div"); 297 - const textarea = document.createElement("textarea"); 298 - textarea.name = "myTextarea"; 299 - textarea.defaultValue = "default"; 300 - textarea.value = "modified"; 301 - parent.appendChild(textarea); 302 303 - const reference = document.createElement("div"); 304 - const refTextarea = document.createElement("textarea"); 305 - refTextarea.name = "myTextarea"; 306 - refTextarea.value = "new value"; 307 - reference.appendChild(refTextarea); 308 309 - morph(parent, reference, { preserveModifiedValues: true }); 310 311 - expect(textarea.value).toBe("modified"); 312 - }); 313 314 it("should update input indeterminate property", () => { 315 - const parent = document.createElement("div"); 316 - const input = document.createElement("input"); 317 - input.type = "checkbox"; 318 - input.indeterminate = false; 319 - parent.appendChild(input); 320 321 - const reference = document.createElement("div"); 322 - const refInput = document.createElement("input"); 323 - refInput.type = "checkbox"; 324 - refInput.indeterminate = true; 325 - reference.appendChild(refInput); 326 327 - morph(parent, reference); 328 329 - expect(input.indeterminate).toBe(true); 330 - }); 331 332 it("should update input disabled property", () => { 333 - const parent = document.createElement("div"); 334 - const input = document.createElement("input"); 335 - input.disabled = false; 336 - parent.appendChild(input); 337 338 - const reference = document.createElement("div"); 339 - const refInput = document.createElement("input"); 340 - refInput.disabled = true; 341 - reference.appendChild(refInput); 342 343 - morph(parent, reference); 344 345 - expect(input.disabled).toBe(true); 346 - }); 347 348 it("should not update file input value", () => { 349 - const parent = document.createElement("div"); 350 - const input = document.createElement("input"); 351 - input.type = "file"; 352 - parent.appendChild(input); 353 354 - const reference = document.createElement("div"); 355 - const refInput = document.createElement("input"); 356 - refInput.type = "file"; 357 - reference.appendChild(refInput); 358 359 - morph(parent, reference); 360 361 - expect(input.type).toBe("file"); 362 - }); 363 - }); 364 365 describe("Head element special handling", () => { 366 it("should handle nested head elements in child morphing", () => { 367 - const parent = document.createElement("div"); 368 - const head = document.createElement("head"); 369 - const meta1 = document.createElement("meta"); 370 - meta1.setAttribute("name", "test"); 371 - meta1.setAttribute("content", "value"); 372 - head.appendChild(meta1); 373 - parent.appendChild(head); 374 375 - const reference = document.createElement("div"); 376 - const refHead = document.createElement("head"); 377 - const refMeta = document.createElement("meta"); 378 - refMeta.setAttribute("name", "test"); 379 - refMeta.setAttribute("content", "updated"); 380 - refHead.appendChild(refMeta); 381 - reference.appendChild(refHead); 382 383 - morph(parent, reference); 384 385 - expect(parent.querySelector("head")).toBeTruthy(); 386 - }); 387 - }); 388 389 describe("Child element morphing edge cases", () => { 390 it("should handle ID matching with overlapping ID sets", () => { 391 - const parent = document.createElement("div"); 392 - const child1 = document.createElement("div"); 393 - child1.id = "child1"; 394 - const nested = document.createElement("span"); 395 - nested.id = "nested"; 396 - child1.appendChild(nested); 397 398 - const child2 = document.createElement("div"); 399 - child2.id = "child2"; 400 401 - parent.appendChild(child1); 402 - parent.appendChild(child2); 403 404 - const reference = document.createElement("div"); 405 - const refChild1 = document.createElement("div"); 406 - refChild1.id = "child1"; 407 - const refNested = document.createElement("span"); 408 - refNested.id = "different"; 409 - refChild1.appendChild(refNested); 410 411 - const refChild2 = document.createElement("div"); 412 - refChild2.id = "child2"; 413 414 - reference.appendChild(refChild1); 415 - reference.appendChild(refChild2); 416 417 - morph(parent, reference); 418 419 - expect(parent.children[0].id).toBe("child1"); 420 - }); 421 422 it("should insert new node when no match found and beforeNodeAdded returns true", () => { 423 - const parent = document.createElement("div"); 424 - const existing = document.createElement("div"); 425 - existing.id = "existing"; 426 - parent.appendChild(existing); 427 428 - const reference = document.createElement("div"); 429 - const refNew = document.createElement("div"); 430 - refNew.id = "new"; 431 - const refExisting = document.createElement("div"); 432 - refExisting.id = "existing"; 433 - reference.appendChild(refNew); 434 - reference.appendChild(refExisting); 435 436 - let addedNode: Node | null = null; 437 morph(parent, reference, { 438 beforeNodeAdded: (node) => { 439 - addedNode = node; 440 - return true; 441 }, 442 - }); 443 444 - expect(addedNode).toBeTruthy(); 445 - expect(parent.children[0].id).toBe("new"); 446 - }); 447 448 it("should not insert new node when beforeNodeAdded returns false", () => { 449 - const parent = document.createElement("div"); 450 - const existing = document.createElement("div"); 451 - existing.id = "existing"; 452 - existing.textContent = "original"; 453 - parent.appendChild(existing); 454 455 - const reference = document.createElement("div"); 456 - const refNew = document.createElement("span"); 457 - refNew.id = "new"; 458 - refNew.textContent = "new content"; 459 - const refExisting = document.createElement("div"); 460 - refExisting.id = "existing"; 461 - refExisting.textContent = "updated"; 462 - reference.appendChild(refNew); 463 - reference.appendChild(refExisting); 464 465 - let addCallbackCalled = false; 466 morph(parent, reference, { 467 beforeNodeAdded: () => { 468 - addCallbackCalled = true; 469 - return false; 470 }, 471 - }); 472 473 // beforeNodeAdded should have been called 474 - expect(addCallbackCalled).toBe(true); 475 // The existing div will be morphed to match reference 476 - expect(parent.children[0].tagName).toBe("DIV"); 477 - }); 478 479 it("should call afterNodeMorphed for child elements even when new node inserted", () => { 480 - const parent = document.createElement("div"); 481 - const child = document.createElement("div"); 482 - child.id = "child"; 483 - parent.appendChild(child); 484 485 - const reference = document.createElement("div"); 486 - const refChild = document.createElement("span"); 487 - refChild.id = "newChild"; 488 - reference.appendChild(refChild); 489 490 - let morphedCalled = false; 491 morph(parent, reference, { 492 afterNodeMorphed: () => { 493 - morphedCalled = true; 494 }, 495 - }); 496 497 - expect(morphedCalled).toBe(true); 498 - }); 499 - }); 500 501 describe("Sensitivity-based insertBefore", () => { 502 it("should handle sensitivity reordering when previousNode is insertionPoint", () => { 503 - const parent = document.createElement("div"); 504 - container.appendChild(parent); 505 506 - const input1 = document.createElement("input"); 507 - input1.id = "input1"; 508 - input1.value = "test"; 509 - input1.defaultValue = ""; 510 511 - const input2 = document.createElement("input"); 512 - input2.id = "input2"; 513 - input2.value = "test2"; 514 - input2.defaultValue = ""; 515 516 - parent.appendChild(input1); 517 - parent.appendChild(input2); 518 519 - const reference = document.createElement("div"); 520 - const refInput2 = document.createElement("input"); 521 - refInput2.id = "input2"; 522 - refInput2.value = "test2"; 523 524 - const refInput1 = document.createElement("input"); 525 - refInput1.id = "input1"; 526 - refInput1.value = "test"; 527 528 - reference.appendChild(refInput2); 529 - reference.appendChild(refInput1); 530 531 - morph(parent, reference); 532 533 - expect(parent.children[0].id).toBe("input2"); 534 - expect(parent.children[1].id).toBe("input1"); 535 - }); 536 537 it("should break sensitivity reordering loop when previousNodeSensitivity >= sensitivity", () => { 538 - const parent = document.createElement("div"); 539 - container.appendChild(parent); 540 541 // Create inputs with different sensitivity levels 542 - const input1 = document.createElement("input"); 543 - input1.id = "input1"; 544 - input1.value = "modified1"; 545 - input1.defaultValue = "default1"; 546 547 - const input2 = document.createElement("input"); 548 - input2.id = "input2"; 549 - input2.value = "modified2"; 550 - input2.defaultValue = "default2"; 551 552 - const input3 = document.createElement("input"); 553 - input3.id = "input3"; 554 - input3.value = "modified3"; 555 - input3.defaultValue = "default3"; 556 557 - parent.appendChild(input1); 558 - parent.appendChild(input2); 559 - parent.appendChild(input3); 560 561 - const reference = document.createElement("div"); 562 - const refInput3 = document.createElement("input"); 563 - refInput3.id = "input3"; 564 565 - const refInput1 = document.createElement("input"); 566 - refInput1.id = "input1"; 567 568 - const refInput2 = document.createElement("input"); 569 - refInput2.id = "input2"; 570 571 - reference.appendChild(refInput3); 572 - reference.appendChild(refInput1); 573 - reference.appendChild(refInput2); 574 575 - morph(parent, reference); 576 577 // Verify elements were reordered 578 - expect(parent.children.length).toBe(3); 579 - }); 580 581 it("should handle insertBefore when node is not an element", () => { 582 - const parent = document.createElement("div"); 583 - const text1 = document.createTextNode("First"); 584 - const text2 = document.createTextNode("Second"); 585 - parent.appendChild(text1); 586 - parent.appendChild(text2); 587 588 - const reference = document.createElement("div"); 589 - const refText1 = document.createTextNode("First Updated"); 590 - const refText2 = document.createTextNode("Second"); 591 - reference.appendChild(refText1); 592 - reference.appendChild(refText2); 593 594 - morph(parent, reference); 595 596 - expect(parent.textContent).toBe("First UpdatedSecond"); 597 - }); 598 599 it("should handle insertBefore with zero sensitivity", () => { 600 - const parent = document.createElement("div"); 601 - const div1 = document.createElement("div"); 602 - div1.id = "div1"; 603 - const div2 = document.createElement("div"); 604 - div2.id = "div2"; 605 606 - parent.appendChild(div1); 607 - parent.appendChild(div2); 608 609 - const reference = document.createElement("div"); 610 - const refDiv2 = document.createElement("div"); 611 - refDiv2.id = "div2"; 612 - const refDiv1 = document.createElement("div"); 613 - refDiv1.id = "div1"; 614 615 - reference.appendChild(refDiv2); 616 - reference.appendChild(refDiv1); 617 618 - morph(parent, reference); 619 620 - expect(parent.children[0].id).toBe("div2"); 621 - expect(parent.children[1].id).toBe("div1"); 622 - }); 623 - }); 624 625 describe("Callback cancellation", () => { 626 it("should call beforeAttributeUpdated and cancel attribute removal when it returns false", () => { 627 - const div = document.createElement("div"); 628 - div.setAttribute("data-keep", "value"); 629 - div.setAttribute("data-remove", "value"); 630 631 - const reference = document.createElement("div"); 632 - reference.setAttribute("data-keep", "value"); 633 634 morph(div, reference, { 635 beforeAttributeUpdated: (element, name, value) => { 636 if (name === "data-remove" && value === null) { 637 - return false; // Cancel removal 638 } 639 - return true; 640 }, 641 - }); 642 643 // Attribute should still be there because callback returned false 644 - expect(div.hasAttribute("data-remove")).toBe(true); 645 - }); 646 647 it("should call beforePropertyUpdated and cancel property update when it returns false", () => { 648 - const input = document.createElement("input"); 649 - input.checked = false; 650 651 - const reference = document.createElement("input"); 652 - reference.checked = true; 653 654 morph(input, reference, { 655 beforePropertyUpdated: (node, propertyName, newValue) => { 656 if (propertyName === "checked" && newValue === true) { 657 - return false; // Cancel update 658 } 659 - return true; 660 }, 661 - }); 662 663 // Property should not be updated because callback returned false 664 - expect(input.checked).toBe(false); 665 - }); 666 - }); 667 668 describe("Empty ID handling", () => { 669 it("should ignore elements with empty id attribute", () => { 670 - const parent = document.createElement("div"); 671 - const child1 = document.createElement("div"); 672 - child1.setAttribute("id", ""); // Empty ID 673 - child1.textContent = "First"; 674 675 - const child2 = document.createElement("div"); 676 - child2.id = "valid-id"; 677 - child2.textContent = "Second"; 678 679 - parent.appendChild(child1); 680 - parent.appendChild(child2); 681 682 - const reference = document.createElement("div"); 683 - const refChild1 = document.createElement("div"); 684 - refChild1.setAttribute("id", ""); 685 - refChild1.textContent = "First Updated"; 686 687 - const refChild2 = document.createElement("div"); 688 - refChild2.id = "valid-id"; 689 - refChild2.textContent = "Second Updated"; 690 691 - reference.appendChild(refChild1); 692 - reference.appendChild(refChild2); 693 694 - morph(parent, reference); 695 696 - expect(child1.textContent).toBe("First Updated"); 697 - expect(child2.textContent).toBe("Second Updated"); 698 - }); 699 - }); 700 701 describe("Complex morphing scenarios", () => { 702 it("should handle mixed content with sensitive and non-sensitive elements", () => { 703 - const parent = document.createElement("div"); 704 - container.appendChild(parent); 705 706 - const div = document.createElement("div"); 707 - div.id = "div1"; 708 709 - const input = document.createElement("input"); 710 - input.id = "input1"; 711 - input.value = "test"; 712 - input.defaultValue = ""; 713 714 - const canvas = document.createElement("canvas"); 715 - canvas.id = "canvas1"; 716 717 - parent.appendChild(div); 718 - parent.appendChild(input); 719 - parent.appendChild(canvas); 720 721 - const reference = document.createElement("div"); 722 723 - const refCanvas = document.createElement("canvas"); 724 - refCanvas.id = "canvas1"; 725 726 - const refInput = document.createElement("input"); 727 - refInput.id = "input1"; 728 729 - const refDiv = document.createElement("div"); 730 - refDiv.id = "div1"; 731 732 - reference.appendChild(refCanvas); 733 - reference.appendChild(refInput); 734 - reference.appendChild(refDiv); 735 736 - morph(parent, reference); 737 738 - expect(parent.children.length).toBe(3); 739 - }); 740 741 it("should handle text node morph with ariaBusy (non-element)", () => { 742 // Test line 136 - else block() for non-element nodes 743 - const parent = document.createElement("div"); 744 - const textNode = document.createTextNode("Original"); 745 - parent.appendChild(textNode); 746 747 - const reference = document.createTextNode("Updated"); 748 749 - morph(textNode, reference); 750 751 - expect(textNode.nodeValue).toBe("Updated"); 752 - }); 753 754 it("should handle media elements that are playing", () => { 755 // Test lines 159-163 - media sensitivity with playing state 756 - const parent = document.createElement("div"); 757 - container.appendChild(parent); 758 759 - const video = document.createElement("video"); 760 - video.id = "video1"; 761 // Mock playing state 762 - Object.defineProperty(video, "ended", { value: false, writable: true }); 763 - Object.defineProperty(video, "paused", { value: false, writable: true }); 764 - Object.defineProperty(video, "currentTime", { value: 5.0, writable: true }); 765 - parent.appendChild(video); 766 767 - const reference = document.createElement("div"); 768 - const refVideo = document.createElement("video"); 769 - refVideo.id = "video1"; 770 - reference.appendChild(refVideo); 771 772 - morph(parent, reference); 773 774 - expect(parent.querySelector("video")).toBeTruthy(); 775 - }); 776 777 it("should match elements by overlapping ID sets", () => { 778 // Test lines 372-373 - matching by overlapping ID sets 779 - const parent = document.createElement("div"); 780 781 - const outer1 = document.createElement("div"); 782 - outer1.id = "outer1"; 783 - const inner1a = document.createElement("span"); 784 - inner1a.id = "inner1a"; 785 - const inner1b = document.createElement("span"); 786 - inner1b.id = "inner1b"; 787 - outer1.appendChild(inner1a); 788 - outer1.appendChild(inner1b); 789 790 - const outer2 = document.createElement("div"); 791 - outer2.id = "outer2"; 792 - const inner2 = document.createElement("span"); 793 - inner2.id = "inner2"; 794 - outer2.appendChild(inner2); 795 796 - parent.appendChild(outer1); 797 - parent.appendChild(outer2); 798 799 - const reference = document.createElement("div"); 800 801 // Reference wants outer1 to come second, but references an inner ID 802 - const refOuter2 = document.createElement("div"); 803 - refOuter2.id = "outer2"; 804 - const refInner2 = document.createElement("span"); 805 - refInner2.id = "inner2"; 806 - refOuter2.appendChild(refInner2); 807 808 - const refOuter1 = document.createElement("div"); 809 - refOuter1.id = "outer1"; 810 - const refInner1a = document.createElement("span"); 811 - refInner1a.id = "inner1a"; 812 - refOuter1.appendChild(refInner1a); 813 814 - reference.appendChild(refOuter2); 815 - reference.appendChild(refOuter1); 816 817 - morph(parent, reference); 818 819 - expect(parent.children[0].id).toBe("outer2"); 820 - }); 821 822 it("should add completely new element when no match found by tag or ID", () => { 823 // Test lines 386-389 - adding new node with callbacks 824 - const parent = document.createElement("div"); 825 - const existing = document.createElement("div"); 826 - existing.id = "existing"; 827 - parent.appendChild(existing); 828 829 - const reference = document.createElement("div"); 830 - const refNew = document.createElement("article"); 831 - refNew.id = "brand-new"; 832 - refNew.textContent = "New content"; 833 - const refExisting = document.createElement("div"); 834 - refExisting.id = "existing"; 835 - reference.appendChild(refNew); 836 - reference.appendChild(refExisting); 837 838 - let addedNode: Node | null = null; 839 - let afterAddedCalled = false; 840 morph(parent, reference, { 841 beforeNodeAdded: (node) => { 842 - addedNode = node; 843 - return true; 844 }, 845 afterNodeAdded: (node) => { 846 - afterAddedCalled = true; 847 }, 848 - }); 849 850 - expect(addedNode).toBeTruthy(); 851 - expect(afterAddedCalled).toBe(true); 852 - expect(parent.children[0].tagName).toBe("ARTICLE"); 853 - }); 854 855 it("should continue sensitivity loop when reordering multiple nodes", () => { 856 // Test lines 426-429 - continuing the sensitivity reordering loop 857 - const parent = document.createElement("div"); 858 - container.appendChild(parent); 859 860 // Create a chain of inputs with modified values (high sensitivity) 861 - const input1 = document.createElement("input"); 862 - input1.id = "input1"; 863 - input1.value = "modified1"; 864 - input1.defaultValue = "default1"; 865 866 - const input2 = document.createElement("input"); 867 - input2.id = "input2"; 868 - input2.value = "modified2"; 869 - input2.defaultValue = "default2"; 870 871 - const input3 = document.createElement("input"); 872 - input3.id = "input3"; 873 - input3.value = "modified3"; 874 - input3.defaultValue = "default3"; 875 876 - const div = document.createElement("div"); 877 - div.id = "div1"; 878 879 - parent.appendChild(div); 880 - parent.appendChild(input1); 881 - parent.appendChild(input2); 882 - parent.appendChild(input3); 883 884 // Reference wants inputs in different order 885 - const reference = document.createElement("div"); 886 887 - const refInput3 = document.createElement("input"); 888 - refInput3.id = "input3"; 889 890 - const refInput2 = document.createElement("input"); 891 - refInput2.id = "input2"; 892 893 - const refInput1 = document.createElement("input"); 894 - refInput1.id = "input1"; 895 896 - const refDiv = document.createElement("div"); 897 - refDiv.id = "div1"; 898 899 - reference.appendChild(refInput3); 900 - reference.appendChild(refInput2); 901 - reference.appendChild(refInput1); 902 - reference.appendChild(refDiv); 903 904 - morph(parent, reference); 905 906 // The inputs should be reordered 907 - expect(parent.children.length).toBe(4); 908 - }); 909 910 describe("DOMParser edge cases", () => { 911 it("should explore parser behavior to trigger line 74", () => { ··· 916 // The else branch on line 74 appears to be unreachable in normal usage 917 918 // Let's verify with actual morph call 919 - const parent = document.createElement("div"); 920 - const div = document.createElement("div"); 921 - div.textContent = "Original"; 922 - parent.appendChild(div); 923 924 // This should work fine 925 - morph(div, "<span>Test</span>"); 926 - expect(parent.firstChild?.textContent).toBe("Test"); 927 - }); 928 - }); 929 930 describe("Additional edge cases for remaining coverage", () => { 931 it("should handle element matching with nested IDs and no direct ID match", () => { 932 // More specific test for lines 372-373 933 - const parent = document.createElement("div"); 934 935 - const container1 = document.createElement("section"); 936 - const child1a = document.createElement("div"); 937 - child1a.id = "shared-id-a"; 938 - const child1b = document.createElement("div"); 939 - child1b.id = "shared-id-b"; 940 - container1.appendChild(child1a); 941 - container1.appendChild(child1b); 942 943 - const container2 = document.createElement("section"); 944 - const child2 = document.createElement("div"); 945 - child2.id = "other-id"; 946 - container2.appendChild(child2); 947 948 - parent.appendChild(container1); 949 - parent.appendChild(container2); 950 951 - const reference = document.createElement("div"); 952 - const refContainer = document.createElement("section"); 953 - const refChild = document.createElement("div"); 954 - refChild.id = "shared-id-a"; 955 - refContainer.appendChild(refChild); 956 957 - reference.appendChild(refContainer); 958 959 - morph(parent, reference); 960 961 - expect(parent.children.length).toBeGreaterThanOrEqual(1); 962 - }); 963 964 it("should insert node before when no ID or tag match exists", () => { 965 // Test for lines 386-389 with different scenario 966 - const parent = document.createElement("div"); 967 - const oldChild = document.createElement("p"); 968 - oldChild.textContent = "Old"; 969 - parent.appendChild(oldChild); 970 971 - const reference = document.createElement("div"); 972 - const newChild = document.createElement("article"); 973 - newChild.textContent = "New"; 974 - reference.appendChild(newChild); 975 976 - let beforeAddCalled = false; 977 - let afterAddCalled = false; 978 979 morph(parent, reference, { 980 beforeNodeAdded: (node) => { 981 - beforeAddCalled = true; 982 - return true; 983 }, 984 afterNodeAdded: (node) => { 985 - afterAddCalled = true; 986 }, 987 - }); 988 989 - expect(beforeAddCalled).toBe(true); 990 - expect(afterAddCalled).toBe(true); 991 - }); 992 993 it("should handle multiple previousNode reorderings in sensitivity loop", () => { 994 // Test for lines 426-429 with more complex scenario 995 - const parent = document.createElement("div"); 996 - container.appendChild(parent); 997 998 - const regularDiv = document.createElement("div"); 999 - regularDiv.id = "regular"; 1000 1001 - const sensitiveInput1 = document.createElement("input"); 1002 - sensitiveInput1.id = "sensitive1"; 1003 - sensitiveInput1.value = "changed"; 1004 - sensitiveInput1.defaultValue = "default"; 1005 1006 - const sensitiveInput2 = document.createElement("input"); 1007 - sensitiveInput2.id = "sensitive2"; 1008 - sensitiveInput2.value = "changed2"; 1009 - sensitiveInput2.defaultValue = "default2"; 1010 1011 - const sensitiveInput3 = document.createElement("input"); 1012 - sensitiveInput3.id = "sensitive3"; 1013 - sensitiveInput3.value = "changed3"; 1014 - sensitiveInput3.defaultValue = "default3"; 1015 1016 - parent.appendChild(regularDiv); 1017 - parent.appendChild(sensitiveInput1); 1018 - parent.appendChild(sensitiveInput2); 1019 - parent.appendChild(sensitiveInput3); 1020 1021 - const reference = document.createElement("div"); 1022 1023 - const refInput3 = document.createElement("input"); 1024 - refInput3.id = "sensitive3"; 1025 1026 - const refInput2 = document.createElement("input"); 1027 - refInput2.id = "sensitive2"; 1028 1029 - const refInput1 = document.createElement("input"); 1030 - refInput1.id = "sensitive1"; 1031 1032 - const refDiv = document.createElement("div"); 1033 - refDiv.id = "regular"; 1034 1035 - reference.appendChild(refInput3); 1036 - reference.appendChild(refInput2); 1037 - reference.appendChild(refInput1); 1038 - reference.appendChild(refDiv); 1039 1040 - morph(parent, reference); 1041 1042 - expect(parent.children.length).toBe(4); 1043 - }); 1044 1045 it("should match by overlapping ID sets in sibling scan - lines 372-373", () => { 1046 // Lines 372-373: Match element by overlapping ID sets when ID doesn't match 1047 // This requires: currentNode has ID != reference.id, but has nested IDs that overlap 1048 - const parent = document.createElement("div"); 1049 1050 // First child with nested IDs 1051 - const div1 = document.createElement("div"); 1052 - div1.id = "div1"; 1053 - const nested1 = document.createElement("span"); 1054 - nested1.id = "overlap-id"; 1055 - div1.appendChild(nested1); 1056 1057 // Second child that's a match by tag name 1058 - const div2 = document.createElement("div"); 1059 - div2.id = "div2"; 1060 1061 - parent.appendChild(div1); 1062 - parent.appendChild(div2); 1063 1064 // Reference wants div2 first, but references the overlap-id 1065 - const reference = document.createElement("div"); 1066 - const refDiv = document.createElement("div"); 1067 - refDiv.id = "target"; 1068 - const refNested = document.createElement("span"); 1069 - refNested.id = "overlap-id"; // This ID exists nested in div1 1070 - refDiv.appendChild(refNested); 1071 - reference.appendChild(refDiv); 1072 1073 - morph(parent, reference); 1074 1075 - expect(parent.children.length).toBeGreaterThanOrEqual(1); 1076 - }); 1077 1078 it("should add new node when no tag match exists - lines 386-389", () => { 1079 // Lines 386-389: No nextMatchByTagName, so add new node 1080 // This requires the reference child has a tag that doesn't exist in current children 1081 - const parent = document.createElement("div"); 1082 - const p = document.createElement("p"); 1083 - p.textContent = "Paragraph"; 1084 - parent.appendChild(p); 1085 1086 - const reference = document.createElement("div"); 1087 // Use article tag which doesn't exist in parent 1088 - const article = document.createElement("article"); 1089 - article.textContent = "Article"; 1090 - const refP = document.createElement("p"); 1091 - reference.appendChild(article); 1092 - reference.appendChild(refP); 1093 1094 - let addedNode: Node | null = null; 1095 morph(parent, reference, { 1096 beforeNodeAdded: (node) => { 1097 - addedNode = node; 1098 - return true; 1099 }, 1100 afterNodeAdded: (node) => { 1101 // Lines 388-389 1102 }, 1103 - }); 1104 1105 - expect(addedNode).toBeTruthy(); 1106 - expect(parent.querySelector("article")).toBeTruthy(); 1107 - }); 1108 1109 it("should trigger line 74 - unreachable error path in parseChildNodeFromString", () => { 1110 // Line 74: else throw new Error("[Morphlex] The string was not a valid HTML node."); ··· 1114 // So doc.childNodes.length is always 1 (the html element) 1115 1116 // All valid HTML strings will pass the check on line 72 1117 - const parent = document.createElement("div"); 1118 - const child = document.createElement("div"); 1119 - parent.appendChild(child); 1120 1121 // Even empty string parses to valid document structure 1122 - morph(child, "<p>Test</p>"); 1123 - expect(parent.querySelector("p")?.textContent).toBe("Test"); 1124 - }); 1125 1126 it("should continue sensitivity reordering loop - lines 426-429", () => { 1127 // Lines 426-429: previousNode reordering continues until break condition 1128 - const parent = document.createElement("div"); 1129 - container.appendChild(parent); 1130 1131 // Create low sensitivity element 1132 - const lowSensDiv = document.createElement("div"); 1133 - lowSensDiv.id = "low"; 1134 1135 // Create multiple high sensitivity elements that will trigger reordering 1136 - const highSens1 = document.createElement("input"); 1137 - highSens1.id = "high1"; 1138 - highSens1.value = "modified"; 1139 - highSens1.defaultValue = "default"; 1140 1141 - const highSens2 = document.createElement("input"); 1142 - highSens2.id = "high2"; 1143 - highSens2.value = "modified"; 1144 - highSens2.defaultValue = "default"; 1145 1146 - const highSens3 = document.createElement("input"); 1147 - highSens3.id = "high3"; 1148 - highSens3.value = "modified"; 1149 - highSens3.defaultValue = "default"; 1150 1151 // Low sensitivity first, then high sensitivity elements 1152 - parent.appendChild(lowSensDiv); 1153 - parent.appendChild(highSens1); 1154 - parent.appendChild(highSens2); 1155 - parent.appendChild(highSens3); 1156 1157 // Reference wants high sensitivity elements first 1158 - const reference = document.createElement("div"); 1159 - const refHigh3 = document.createElement("input"); 1160 - refHigh3.id = "high3"; 1161 - const refHigh2 = document.createElement("input"); 1162 - refHigh2.id = "high2"; 1163 - const refHigh1 = document.createElement("input"); 1164 - refHigh1.id = "high1"; 1165 - const refLow = document.createElement("div"); 1166 - refLow.id = "low"; 1167 1168 - reference.appendChild(refHigh3); 1169 - reference.appendChild(refHigh2); 1170 - reference.appendChild(refHigh1); 1171 - reference.appendChild(refLow); 1172 1173 - morph(parent, reference); 1174 1175 // Verify reordering happened 1176 - expect(parent.children.length).toBe(4); 1177 // The loop should have moved multiple previousNodes 1178 - }); 1179 1180 it("should handle case where child exists but refChild doesn't in loop - lines 332-333", () => { 1181 // Lines 332-333 are actually unreachable in the for loop 1182 // because we iterate up to refChildNodes.length, so refChild will always exist 1183 // The cleanup happens in the while loop below (lines 338-341) 1184 // This test documents that lines 332-333 appear to be dead code 1185 - const parent = document.createElement("div"); 1186 - const child1 = document.createElement("span"); 1187 - child1.textContent = "Keep"; 1188 - const child2 = document.createElement("span"); 1189 - child2.textContent = "Remove via while loop"; 1190 - parent.appendChild(child1); 1191 - parent.appendChild(child2); 1192 1193 - const reference = document.createElement("div"); 1194 - const refChild = document.createElement("span"); 1195 - refChild.textContent = "Keep Updated"; 1196 - reference.appendChild(refChild); 1197 1198 - morph(parent, reference); 1199 1200 - expect(parent.children.length).toBe(1); 1201 - }); 1202 1203 it("should add new node when no ID or tag match exists - lines 386-389", () => { 1204 // Lines 386-389 require: no nextMatchByTagName AND beforeNodeAdded returns true 1205 // This means the first child must not match by tag, and no sibling matches either 1206 - const parent = document.createElement("div"); 1207 // Use a tag that won't match 1208 - const article = document.createElement("article"); 1209 - article.id = "article1"; 1210 - article.textContent = "Article"; 1211 - parent.appendChild(article); 1212 1213 - const reference = document.createElement("div"); 1214 // First child is a section (different tag), and has no ID match in siblings 1215 - const section = document.createElement("section"); 1216 - section.id = "section1"; 1217 - section.textContent = "Section"; 1218 // Second child to trigger morphChildElement for the article 1219 - const refArticle = document.createElement("article"); 1220 - refArticle.id = "article1"; 1221 - reference.appendChild(section); 1222 - reference.appendChild(refArticle); 1223 1224 - let beforeCalled = false; 1225 - let afterCalled = false; 1226 1227 morph(parent, reference, { 1228 beforeNodeAdded: (node) => { 1229 - beforeCalled = true; 1230 - return true; // Line 387: insertBefore is called 1231 }, 1232 afterNodeAdded: (node) => { 1233 - afterCalled = true; // Line 389 1234 }, 1235 - }); 1236 1237 - expect(beforeCalled).toBe(true); 1238 - expect(afterCalled).toBe(true); 1239 - }); 1240 1241 it("should continue while loop in sensitivity reordering - lines 426-429", () => { 1242 // Lines 426-429: while loop continues, previousNode gets reassigned 1243 // Need multiple low-sensitivity nodes before a high-sensitivity node 1244 - const parent = document.createElement("div"); 1245 - container.appendChild(parent); 1246 1247 // Multiple regular divs (low sensitivity) 1248 - const div1 = document.createElement("div"); 1249 - div1.id = "div1"; 1250 - const div2 = document.createElement("div"); 1251 - div2.id = "div2"; 1252 - const div3 = document.createElement("div"); 1253 - div3.id = "div3"; 1254 1255 // High sensitivity input at the end 1256 - const input = document.createElement("input"); 1257 - input.id = "input1"; 1258 - input.value = "modified"; 1259 - input.defaultValue = "default"; 1260 1261 - parent.appendChild(div1); 1262 - parent.appendChild(div2); 1263 - parent.appendChild(div3); 1264 - parent.appendChild(input); 1265 1266 // Reference wants input first - this will trigger insertBefore with sensitivity reordering 1267 - const reference = document.createElement("div"); 1268 - const refInput = document.createElement("input"); 1269 - refInput.id = "input1"; 1270 - const refDiv1 = document.createElement("div"); 1271 - refDiv1.id = "div1"; 1272 - const refDiv2 = document.createElement("div"); 1273 - refDiv2.id = "div2"; 1274 - const refDiv3 = document.createElement("div"); 1275 - refDiv3.id = "div3"; 1276 1277 - reference.appendChild(refInput); 1278 - reference.appendChild(refDiv1); 1279 - reference.appendChild(refDiv2); 1280 - reference.appendChild(refDiv3); 1281 1282 - morph(parent, reference); 1283 1284 // Input should be moved to front, with divs following 1285 - expect(parent.children[0].id).toBe("input1"); 1286 - }); 1287 1288 describe("Exact uncovered line tests", () => { 1289 it("should cancel morphing with beforeNodeMorphed returning false in morphChildElement - line 300", () => { 1290 // Line 300: return early when beforeNodeMorphed returns false in morphChildElement 1291 - const parent = document.createElement("div"); 1292 - const child = document.createElement("div"); 1293 - child.id = "child"; 1294 - parent.appendChild(child); 1295 1296 - const reference = document.createElement("div"); 1297 - const refChild = document.createElement("div"); 1298 - refChild.id = "child"; 1299 - refChild.textContent = "updated"; 1300 - reference.appendChild(refChild); 1301 1302 - let callbackInvoked = false; 1303 morph(parent, reference, { 1304 beforeNodeMorphed: (node) => { 1305 if (node === child) { 1306 - callbackInvoked = true; 1307 - return false; // This triggers line 300 return 1308 } 1309 - return true; 1310 }, 1311 - }); 1312 1313 - expect(callbackInvoked).toBe(true); 1314 // Child should not be updated because callback returned false 1315 - expect(child.textContent).toBe(""); 1316 - }); 1317 1318 it("should add completely new element type with no matches - lines 386-389", () => { 1319 // Lines 386-389: else branch where no nextMatchByTagName exists 1320 // Need a reference child with a tag that doesn't exist anywhere in parent 1321 - const parent = document.createElement("div"); 1322 - const p = document.createElement("p"); 1323 - p.textContent = "paragraph"; 1324 - parent.appendChild(p); 1325 1326 - const reference = document.createElement("div"); 1327 // Use custom element or uncommon tag 1328 - const custom = document.createElement("custom-element"); 1329 - custom.textContent = "custom"; 1330 - const refP = document.createElement("p"); 1331 - reference.appendChild(custom); 1332 - reference.appendChild(refP); 1333 1334 - let beforeCalled = false; 1335 - let afterCalled = false; 1336 1337 morph(parent, reference, { 1338 beforeNodeAdded: (node) => { 1339 if ((node as Element).tagName === "CUSTOM-ELEMENT") { 1340 - beforeCalled = true; 1341 - return true; // Line 387-388 1342 } 1343 - return true; 1344 }, 1345 afterNodeAdded: (node) => { 1346 if ((node as Element).tagName === "CUSTOM-ELEMENT") { 1347 - afterCalled = true; // Line 389 1348 } 1349 }, 1350 - }); 1351 1352 - expect(beforeCalled).toBe(true); 1353 - expect(afterCalled).toBe(true); 1354 - }); 1355 1356 it("should reorder with sensitivity - moving multiple previous nodes - lines 426-429", () => { 1357 // Lines 426-429: while loop continues moving previousNode 1358 - const parent = document.createElement("div"); 1359 - container.appendChild(parent); 1360 1361 // Create a scenario where multiple low-sensitivity nodes need to be moved past a high-sensitivity node 1362 - const div1 = document.createElement("div"); 1363 - div1.id = "div1"; 1364 - const div2 = document.createElement("div"); 1365 - div2.id = "div2"; 1366 1367 // High sensitivity input 1368 - const input = document.createElement("input"); 1369 - input.id = "input"; 1370 - input.value = "modified"; 1371 - input.defaultValue = "default"; 1372 1373 - parent.appendChild(div1); 1374 - parent.appendChild(div2); 1375 - parent.appendChild(input); 1376 1377 // Reference wants input first - will trigger sensitivity reordering 1378 - const reference = document.createElement("div"); 1379 - const refInput = document.createElement("input"); 1380 - refInput.id = "input"; 1381 - const refDiv1 = document.createElement("div"); 1382 - refDiv1.id = "div1"; 1383 - const refDiv2 = document.createElement("div"); 1384 - refDiv2.id = "div2"; 1385 1386 - reference.appendChild(refInput); 1387 - reference.appendChild(refDiv1); 1388 - reference.appendChild(refDiv2); 1389 1390 - morph(parent, reference); 1391 1392 // Input should be first due to higher sensitivity 1393 - expect(parent.children[0].id).toBe("input"); 1394 - }); 1395 - }); 1396 - }); 1397 - }); 1398 - });

··· 1 + import { describe, it, expect, beforeEach, afterEach } from "vitest" 2 + import { morph, morphInner } from "../src/morphlex" 3 4 describe("Morphlex - Coverage Tests", () => { 5 + let container: HTMLElement 6 7 beforeEach(() => { 8 + container = document.createElement("div") 9 + document.body.appendChild(container) 10 + }) 11 12 afterEach(() => { 13 if (container && container.parentNode) { 14 + container.parentNode.removeChild(container) 15 } 16 + }) 17 18 describe("String parsing error cases", () => { 19 it("should throw error when parseElementFromString receives non-element string", () => { 20 + const div = document.createElement("div") 21 + container.appendChild(div) 22 23 // Text node is not an element 24 expect(() => { 25 + morphInner(div, "Just text") 26 + }).toThrow("[Morphlex] The string was not a valid HTML element.") 27 + }) 28 29 it("should parse multiple elements as valid HTML (they go into body)", () => { 30 + const div = document.createElement("div") 31 + container.appendChild(div) 32 33 // Multiple root nodes actually work because DOMParser wraps them in body 34 // This test just verifies the parsing works 35 + const reference = "<div>Content</div>" 36 + morph(div, reference) 37 + expect(div.textContent).toBe("Content") 38 + }) 39 40 it("should throw error when morphInner called with non-matching elements", () => { 41 + const div = document.createElement("div") 42 + const span = document.createElement("span") 43 + container.appendChild(div) 44 45 expect(() => { 46 + morphInner(div, span) 47 + }).toThrow("[Morphlex] You can only do an inner morph with matching elements.") 48 + }) 49 + }) 50 51 describe("ariaBusy handling", () => { 52 it("should set and restore ariaBusy on element during morph", () => { 53 + const div = document.createElement("div") 54 + div.ariaBusy = "false" 55 + const span = document.createElement("span") 56 + div.appendChild(span) 57 58 + const reference = document.createElement("div") 59 + const refSpan = document.createElement("span") 60 + refSpan.textContent = "Updated" 61 + reference.appendChild(refSpan) 62 63 + let ariaBusyDuringMorph: string | null = null 64 morph(div, reference, { 65 afterNodeMorphed: (node) => { 66 if (node === span) { 67 + ariaBusyDuringMorph = div.ariaBusy 68 } 69 }, 70 + }) 71 72 // ariaBusy should be set to "true" during morph and restored after 73 + expect(ariaBusyDuringMorph).toBe("true") 74 + expect(div.ariaBusy).toBe("false") 75 + }) 76 77 it("should handle ariaBusy for non-element nodes", () => { 78 + const parent = document.createElement("div") 79 + const textNode = document.createTextNode("Original") 80 + parent.appendChild(textNode) 81 82 + const referenceParent = document.createElement("div") 83 + const refTextNode = document.createTextNode("Updated") 84 + referenceParent.appendChild(refTextNode) 85 86 + morph(parent, referenceParent) 87 88 + expect(parent.textContent).toBe("Updated") 89 + }) 90 + }) 91 92 describe("Sensitivity mapping for media elements", () => { 93 it("should handle media elements with various states", () => { 94 + const parent = document.createElement("div") 95 + const video = document.createElement("video") 96 + video.id = "video1" 97 + parent.appendChild(video) 98 99 + const reference = document.createElement("div") 100 + const refVideo = document.createElement("video") 101 + refVideo.id = "video1" 102 + refVideo.setAttribute("src", "test.mp4") 103 + reference.appendChild(refVideo) 104 105 + morph(parent, reference) 106 107 + expect(parent.querySelector("video")).toBeTruthy() 108 + }) 109 110 it("should handle audio elements", () => { 111 + const parent = document.createElement("div") 112 + const audio = document.createElement("audio") 113 + audio.id = "audio1" 114 + parent.appendChild(audio) 115 116 + const reference = document.createElement("div") 117 + const refAudio = document.createElement("audio") 118 + refAudio.id = "audio1" 119 + refAudio.setAttribute("src", "test.mp3") 120 + reference.appendChild(refAudio) 121 122 + morph(parent, reference) 123 124 + expect(parent.querySelector("audio")).toBeTruthy() 125 + }) 126 127 it("should handle canvas elements", () => { 128 + const parent = document.createElement("div") 129 + const canvas = document.createElement("canvas") 130 + canvas.id = "canvas1" 131 + parent.appendChild(canvas) 132 133 + const reference = document.createElement("div") 134 + const refCanvas = document.createElement("canvas") 135 + refCanvas.id = "canvas1" 136 + refCanvas.width = 800 137 + reference.appendChild(refCanvas) 138 139 + morph(parent, reference) 140 141 + expect(parent.querySelector("canvas")).toBeTruthy() 142 + }) 143 144 it("should handle embed elements", () => { 145 + const parent = document.createElement("div") 146 + const embed = document.createElement("embed") 147 + embed.id = "embed1" 148 + parent.appendChild(embed) 149 150 + const reference = document.createElement("div") 151 + const refEmbed = document.createElement("embed") 152 + refEmbed.id = "embed1" 153 + refEmbed.setAttribute("src", "test.pdf") 154 + reference.appendChild(refEmbed) 155 156 + morph(parent, reference) 157 158 + expect(parent.querySelector("embed")).toBeTruthy() 159 + }) 160 161 it("should handle iframe elements", () => { 162 + const parent = document.createElement("div") 163 + const iframe = document.createElement("iframe") 164 + iframe.id = "iframe1" 165 + parent.appendChild(iframe) 166 167 + const reference = document.createElement("div") 168 + const refIframe = document.createElement("iframe") 169 + refIframe.id = "iframe1" 170 + refIframe.setAttribute("src", "test.html") 171 + reference.appendChild(refIframe) 172 173 + morph(parent, reference) 174 175 + expect(parent.querySelector("iframe")).toBeTruthy() 176 + }) 177 178 it("should handle object elements", () => { 179 + const parent = document.createElement("div") 180 + const object = document.createElement("object") 181 + object.id = "object1" 182 + parent.appendChild(object) 183 184 + const reference = document.createElement("div") 185 + const refObject = document.createElement("object") 186 + refObject.id = "object1" 187 + refObject.setAttribute("data", "test.pdf") 188 + reference.appendChild(refObject) 189 190 + morph(parent, reference) 191 192 + expect(parent.querySelector("object")).toBeTruthy() 193 + }) 194 195 it("should handle input as active element", () => { 196 + const parent = document.createElement("div") 197 + container.appendChild(parent) 198 199 + const input = document.createElement("input") 200 + input.id = "input1" 201 + input.value = "test" 202 + parent.appendChild(input) 203 204 // Focus the input to make it active 205 + input.focus() 206 207 + const reference = document.createElement("div") 208 + const refInput = document.createElement("input") 209 + refInput.id = "input1" 210 + refInput.value = "updated" 211 + reference.appendChild(refInput) 212 213 + morph(parent, reference, { ignoreActiveValue: true }) 214 215 // Value should be preserved because input is active 216 + expect(input.value).toBe("test") 217 + }) 218 219 it("should handle textarea as active element", () => { 220 + const parent = document.createElement("div") 221 + container.appendChild(parent) 222 223 + const textarea = document.createElement("textarea") 224 + textarea.id = "textarea1" 225 + textarea.value = "original" 226 + parent.appendChild(textarea) 227 228 + textarea.focus() 229 230 + const reference = document.createElement("div") 231 + const refTextarea = document.createElement("textarea") 232 + refTextarea.id = "textarea1" 233 + refTextarea.value = "updated" 234 + reference.appendChild(refTextarea) 235 236 + morph(parent, reference, { ignoreActiveValue: true }) 237 238 + expect(textarea.value).toBe("original") 239 + }) 240 + }) 241 242 describe("Property updates", () => { 243 it("should update option selected property", () => { 244 + const select = document.createElement("select") 245 + const option1 = document.createElement("option") 246 + option1.value = "1" 247 + option1.textContent = "Option 1" 248 + const option2 = document.createElement("option") 249 + option2.value = "2" 250 + option2.textContent = "Option 2" 251 + select.appendChild(option1) 252 + select.appendChild(option2) 253 254 + const refSelect = document.createElement("select") 255 + const refOption1 = document.createElement("option") 256 + refOption1.value = "1" 257 + refOption1.textContent = "Option 1" 258 + const refOption2 = document.createElement("option") 259 + refOption2.value = "2" 260 + refOption2.textContent = "Option 2" 261 + refOption2.selected = true 262 + refSelect.appendChild(refOption1) 263 + refSelect.appendChild(refOption2) 264 265 + morph(select, refSelect) 266 267 + expect(option2.selected).toBe(true) 268 + }) 269 270 it("should update textarea value with firstElementChild", () => { 271 + const parent = document.createElement("div") 272 + const textarea = document.createElement("textarea") 273 + textarea.name = "myTextarea" 274 + textarea.value = "original" 275 + textarea.defaultValue = "original" 276 + const textContent = document.createElement("span") 277 + textContent.textContent = "original" 278 + textarea.appendChild(textContent) 279 + parent.appendChild(textarea) 280 281 + const reference = document.createElement("div") 282 + const refTextarea = document.createElement("textarea") 283 + refTextarea.name = "myTextarea" 284 + refTextarea.value = "updated" 285 + reference.appendChild(refTextarea) 286 287 + morph(parent, reference) 288 289 + expect(textarea.value).toBe("updated") 290 if (textarea.firstElementChild) { 291 + expect(textarea.firstElementChild.textContent).toBe("updated") 292 } 293 + }) 294 295 it("should preserve modified textarea value with preserveModifiedValues", () => { 296 + const parent = document.createElement("div") 297 + const textarea = document.createElement("textarea") 298 + textarea.name = "myTextarea" 299 + textarea.defaultValue = "default" 300 + textarea.value = "modified" 301 + parent.appendChild(textarea) 302 303 + const reference = document.createElement("div") 304 + const refTextarea = document.createElement("textarea") 305 + refTextarea.name = "myTextarea" 306 + refTextarea.value = "new value" 307 + reference.appendChild(refTextarea) 308 309 + morph(parent, reference, { preserveModifiedValues: true }) 310 311 + expect(textarea.value).toBe("modified") 312 + }) 313 314 it("should update input indeterminate property", () => { 315 + const parent = document.createElement("div") 316 + const input = document.createElement("input") 317 + input.type = "checkbox" 318 + input.indeterminate = false 319 + parent.appendChild(input) 320 321 + const reference = document.createElement("div") 322 + const refInput = document.createElement("input") 323 + refInput.type = "checkbox" 324 + refInput.indeterminate = true 325 + reference.appendChild(refInput) 326 327 + morph(parent, reference) 328 329 + expect(input.indeterminate).toBe(true) 330 + }) 331 332 it("should update input disabled property", () => { 333 + const parent = document.createElement("div") 334 + const input = document.createElement("input") 335 + input.disabled = false 336 + parent.appendChild(input) 337 338 + const reference = document.createElement("div") 339 + const refInput = document.createElement("input") 340 + refInput.disabled = true 341 + reference.appendChild(refInput) 342 343 + morph(parent, reference) 344 345 + expect(input.disabled).toBe(true) 346 + }) 347 348 it("should not update file input value", () => { 349 + const parent = document.createElement("div") 350 + const input = document.createElement("input") 351 + input.type = "file" 352 + parent.appendChild(input) 353 354 + const reference = document.createElement("div") 355 + const refInput = document.createElement("input") 356 + refInput.type = "file" 357 + reference.appendChild(refInput) 358 359 + morph(parent, reference) 360 361 + expect(input.type).toBe("file") 362 + }) 363 + }) 364 365 describe("Head element special handling", () => { 366 it("should handle nested head elements in child morphing", () => { 367 + const parent = document.createElement("div") 368 + const head = document.createElement("head") 369 + const meta1 = document.createElement("meta") 370 + meta1.setAttribute("name", "test") 371 + meta1.setAttribute("content", "value") 372 + head.appendChild(meta1) 373 + parent.appendChild(head) 374 375 + const reference = document.createElement("div") 376 + const refHead = document.createElement("head") 377 + const refMeta = document.createElement("meta") 378 + refMeta.setAttribute("name", "test") 379 + refMeta.setAttribute("content", "updated") 380 + refHead.appendChild(refMeta) 381 + reference.appendChild(refHead) 382 383 + morph(parent, reference) 384 385 + expect(parent.querySelector("head")).toBeTruthy() 386 + }) 387 + }) 388 389 describe("Child element morphing edge cases", () => { 390 it("should handle ID matching with overlapping ID sets", () => { 391 + const parent = document.createElement("div") 392 + const child1 = document.createElement("div") 393 + child1.id = "child1" 394 + const nested = document.createElement("span") 395 + nested.id = "nested" 396 + child1.appendChild(nested) 397 398 + const child2 = document.createElement("div") 399 + child2.id = "child2" 400 401 + parent.appendChild(child1) 402 + parent.appendChild(child2) 403 404 + const reference = document.createElement("div") 405 + const refChild1 = document.createElement("div") 406 + refChild1.id = "child1" 407 + const refNested = document.createElement("span") 408 + refNested.id = "different" 409 + refChild1.appendChild(refNested) 410 411 + const refChild2 = document.createElement("div") 412 + refChild2.id = "child2" 413 414 + reference.appendChild(refChild1) 415 + reference.appendChild(refChild2) 416 417 + morph(parent, reference) 418 419 + expect(parent.children[0].id).toBe("child1") 420 + }) 421 422 it("should insert new node when no match found and beforeNodeAdded returns true", () => { 423 + const parent = document.createElement("div") 424 + const existing = document.createElement("div") 425 + existing.id = "existing" 426 + parent.appendChild(existing) 427 428 + const reference = document.createElement("div") 429 + const refNew = document.createElement("div") 430 + refNew.id = "new" 431 + const refExisting = document.createElement("div") 432 + refExisting.id = "existing" 433 + reference.appendChild(refNew) 434 + reference.appendChild(refExisting) 435 436 + let addedNode: Node | null = null 437 morph(parent, reference, { 438 beforeNodeAdded: (node) => { 439 + addedNode = node 440 + return true 441 }, 442 + }) 443 444 + expect(addedNode).toBeTruthy() 445 + expect(parent.children[0].id).toBe("new") 446 + }) 447 448 it("should not insert new node when beforeNodeAdded returns false", () => { 449 + const parent = document.createElement("div") 450 + const existing = document.createElement("div") 451 + existing.id = "existing" 452 + existing.textContent = "original" 453 + parent.appendChild(existing) 454 455 + const reference = document.createElement("div") 456 + const refNew = document.createElement("span") 457 + refNew.id = "new" 458 + refNew.textContent = "new content" 459 + const refExisting = document.createElement("div") 460 + refExisting.id = "existing" 461 + refExisting.textContent = "updated" 462 + reference.appendChild(refNew) 463 + reference.appendChild(refExisting) 464 465 + let addCallbackCalled = false 466 morph(parent, reference, { 467 beforeNodeAdded: () => { 468 + addCallbackCalled = true 469 + return false 470 }, 471 + }) 472 473 // beforeNodeAdded should have been called 474 + expect(addCallbackCalled).toBe(true) 475 // The existing div will be morphed to match reference 476 + expect(parent.children[0].tagName).toBe("DIV") 477 + }) 478 479 it("should call afterNodeMorphed for child elements even when new node inserted", () => { 480 + const parent = document.createElement("div") 481 + const child = document.createElement("div") 482 + child.id = "child" 483 + parent.appendChild(child) 484 485 + const reference = document.createElement("div") 486 + const refChild = document.createElement("span") 487 + refChild.id = "newChild" 488 + reference.appendChild(refChild) 489 490 + let morphedCalled = false 491 morph(parent, reference, { 492 afterNodeMorphed: () => { 493 + morphedCalled = true 494 }, 495 + }) 496 497 + expect(morphedCalled).toBe(true) 498 + }) 499 + }) 500 501 describe("Sensitivity-based insertBefore", () => { 502 it("should handle sensitivity reordering when previousNode is insertionPoint", () => { 503 + const parent = document.createElement("div") 504 + container.appendChild(parent) 505 506 + const input1 = document.createElement("input") 507 + input1.id = "input1" 508 + input1.value = "test" 509 + input1.defaultValue = "" 510 511 + const input2 = document.createElement("input") 512 + input2.id = "input2" 513 + input2.value = "test2" 514 + input2.defaultValue = "" 515 516 + parent.appendChild(input1) 517 + parent.appendChild(input2) 518 519 + const reference = document.createElement("div") 520 + const refInput2 = document.createElement("input") 521 + refInput2.id = "input2" 522 + refInput2.value = "test2" 523 524 + const refInput1 = document.createElement("input") 525 + refInput1.id = "input1" 526 + refInput1.value = "test" 527 528 + reference.appendChild(refInput2) 529 + reference.appendChild(refInput1) 530 531 + morph(parent, reference) 532 533 + expect(parent.children[0].id).toBe("input2") 534 + expect(parent.children[1].id).toBe("input1") 535 + }) 536 537 it("should break sensitivity reordering loop when previousNodeSensitivity >= sensitivity", () => { 538 + const parent = document.createElement("div") 539 + container.appendChild(parent) 540 541 // Create inputs with different sensitivity levels 542 + const input1 = document.createElement("input") 543 + input1.id = "input1" 544 + input1.value = "modified1" 545 + input1.defaultValue = "default1" 546 547 + const input2 = document.createElement("input") 548 + input2.id = "input2" 549 + input2.value = "modified2" 550 + input2.defaultValue = "default2" 551 552 + const input3 = document.createElement("input") 553 + input3.id = "input3" 554 + input3.value = "modified3" 555 + input3.defaultValue = "default3" 556 557 + parent.appendChild(input1) 558 + parent.appendChild(input2) 559 + parent.appendChild(input3) 560 561 + const reference = document.createElement("div") 562 + const refInput3 = document.createElement("input") 563 + refInput3.id = "input3" 564 565 + const refInput1 = document.createElement("input") 566 + refInput1.id = "input1" 567 568 + const refInput2 = document.createElement("input") 569 + refInput2.id = "input2" 570 571 + reference.appendChild(refInput3) 572 + reference.appendChild(refInput1) 573 + reference.appendChild(refInput2) 574 575 + morph(parent, reference) 576 577 // Verify elements were reordered 578 + expect(parent.children.length).toBe(3) 579 + }) 580 581 it("should handle insertBefore when node is not an element", () => { 582 + const parent = document.createElement("div") 583 + const text1 = document.createTextNode("First") 584 + const text2 = document.createTextNode("Second") 585 + parent.appendChild(text1) 586 + parent.appendChild(text2) 587 588 + const reference = document.createElement("div") 589 + const refText1 = document.createTextNode("First Updated") 590 + const refText2 = document.createTextNode("Second") 591 + reference.appendChild(refText1) 592 + reference.appendChild(refText2) 593 594 + morph(parent, reference) 595 596 + expect(parent.textContent).toBe("First UpdatedSecond") 597 + }) 598 599 it("should handle insertBefore with zero sensitivity", () => { 600 + const parent = document.createElement("div") 601 + const div1 = document.createElement("div") 602 + div1.id = "div1" 603 + const div2 = document.createElement("div") 604 + div2.id = "div2" 605 606 + parent.appendChild(div1) 607 + parent.appendChild(div2) 608 609 + const reference = document.createElement("div") 610 + const refDiv2 = document.createElement("div") 611 + refDiv2.id = "div2" 612 + const refDiv1 = document.createElement("div") 613 + refDiv1.id = "div1" 614 615 + reference.appendChild(refDiv2) 616 + reference.appendChild(refDiv1) 617 618 + morph(parent, reference) 619 620 + expect(parent.children[0].id).toBe("div2") 621 + expect(parent.children[1].id).toBe("div1") 622 + }) 623 + }) 624 625 describe("Callback cancellation", () => { 626 it("should call beforeAttributeUpdated and cancel attribute removal when it returns false", () => { 627 + const div = document.createElement("div") 628 + div.setAttribute("data-keep", "value") 629 + div.setAttribute("data-remove", "value") 630 631 + const reference = document.createElement("div") 632 + reference.setAttribute("data-keep", "value") 633 634 morph(div, reference, { 635 beforeAttributeUpdated: (element, name, value) => { 636 if (name === "data-remove" && value === null) { 637 + return false // Cancel removal 638 } 639 + return true 640 }, 641 + }) 642 643 // Attribute should still be there because callback returned false 644 + expect(div.hasAttribute("data-remove")).toBe(true) 645 + }) 646 647 it("should call beforePropertyUpdated and cancel property update when it returns false", () => { 648 + const input = document.createElement("input") 649 + input.checked = false 650 651 + const reference = document.createElement("input") 652 + reference.checked = true 653 654 morph(input, reference, { 655 beforePropertyUpdated: (node, propertyName, newValue) => { 656 if (propertyName === "checked" && newValue === true) { 657 + return false // Cancel update 658 } 659 + return true 660 }, 661 + }) 662 663 // Property should not be updated because callback returned false 664 + expect(input.checked).toBe(false) 665 + }) 666 + }) 667 668 describe("Empty ID handling", () => { 669 it("should ignore elements with empty id attribute", () => { 670 + const parent = document.createElement("div") 671 + const child1 = document.createElement("div") 672 + child1.setAttribute("id", "") // Empty ID 673 + child1.textContent = "First" 674 675 + const child2 = document.createElement("div") 676 + child2.id = "valid-id" 677 + child2.textContent = "Second" 678 679 + parent.appendChild(child1) 680 + parent.appendChild(child2) 681 682 + const reference = document.createElement("div") 683 + const refChild1 = document.createElement("div") 684 + refChild1.setAttribute("id", "") 685 + refChild1.textContent = "First Updated" 686 687 + const refChild2 = document.createElement("div") 688 + refChild2.id = "valid-id" 689 + refChild2.textContent = "Second Updated" 690 691 + reference.appendChild(refChild1) 692 + reference.appendChild(refChild2) 693 694 + morph(parent, reference) 695 696 + expect(child1.textContent).toBe("First Updated") 697 + expect(child2.textContent).toBe("Second Updated") 698 + }) 699 + }) 700 701 describe("Complex morphing scenarios", () => { 702 it("should handle mixed content with sensitive and non-sensitive elements", () => { 703 + const parent = document.createElement("div") 704 + container.appendChild(parent) 705 706 + const div = document.createElement("div") 707 + div.id = "div1" 708 709 + const input = document.createElement("input") 710 + input.id = "input1" 711 + input.value = "test" 712 + input.defaultValue = "" 713 714 + const canvas = document.createElement("canvas") 715 + canvas.id = "canvas1" 716 717 + parent.appendChild(div) 718 + parent.appendChild(input) 719 + parent.appendChild(canvas) 720 721 + const reference = document.createElement("div") 722 723 + const refCanvas = document.createElement("canvas") 724 + refCanvas.id = "canvas1" 725 726 + const refInput = document.createElement("input") 727 + refInput.id = "input1" 728 729 + const refDiv = document.createElement("div") 730 + refDiv.id = "div1" 731 732 + reference.appendChild(refCanvas) 733 + reference.appendChild(refInput) 734 + reference.appendChild(refDiv) 735 736 + morph(parent, reference) 737 738 + expect(parent.children.length).toBe(3) 739 + }) 740 741 it("should handle text node morph with ariaBusy (non-element)", () => { 742 // Test line 136 - else block() for non-element nodes 743 + const parent = document.createElement("div") 744 + const textNode = document.createTextNode("Original") 745 + parent.appendChild(textNode) 746 747 + const reference = document.createTextNode("Updated") 748 749 + morph(textNode, reference) 750 751 + expect(textNode.nodeValue).toBe("Updated") 752 + }) 753 754 it("should handle media elements that are playing", () => { 755 // Test lines 159-163 - media sensitivity with playing state 756 + const parent = document.createElement("div") 757 + container.appendChild(parent) 758 759 + const video = document.createElement("video") 760 + video.id = "video1" 761 // Mock playing state 762 + Object.defineProperty(video, "ended", { value: false, writable: true }) 763 + Object.defineProperty(video, "paused", { value: false, writable: true }) 764 + Object.defineProperty(video, "currentTime", { value: 5.0, writable: true }) 765 + parent.appendChild(video) 766 767 + const reference = document.createElement("div") 768 + const refVideo = document.createElement("video") 769 + refVideo.id = "video1" 770 + reference.appendChild(refVideo) 771 772 + morph(parent, reference) 773 774 + expect(parent.querySelector("video")).toBeTruthy() 775 + }) 776 777 it("should match elements by overlapping ID sets", () => { 778 // Test lines 372-373 - matching by overlapping ID sets 779 + const parent = document.createElement("div") 780 781 + const outer1 = document.createElement("div") 782 + outer1.id = "outer1" 783 + const inner1a = document.createElement("span") 784 + inner1a.id = "inner1a" 785 + const inner1b = document.createElement("span") 786 + inner1b.id = "inner1b" 787 + outer1.appendChild(inner1a) 788 + outer1.appendChild(inner1b) 789 790 + const outer2 = document.createElement("div") 791 + outer2.id = "outer2" 792 + const inner2 = document.createElement("span") 793 + inner2.id = "inner2" 794 + outer2.appendChild(inner2) 795 796 + parent.appendChild(outer1) 797 + parent.appendChild(outer2) 798 799 + const reference = document.createElement("div") 800 801 // Reference wants outer1 to come second, but references an inner ID 802 + const refOuter2 = document.createElement("div") 803 + refOuter2.id = "outer2" 804 + const refInner2 = document.createElement("span") 805 + refInner2.id = "inner2" 806 + refOuter2.appendChild(refInner2) 807 808 + const refOuter1 = document.createElement("div") 809 + refOuter1.id = "outer1" 810 + const refInner1a = document.createElement("span") 811 + refInner1a.id = "inner1a" 812 + refOuter1.appendChild(refInner1a) 813 814 + reference.appendChild(refOuter2) 815 + reference.appendChild(refOuter1) 816 817 + morph(parent, reference) 818 819 + expect(parent.children[0].id).toBe("outer2") 820 + }) 821 822 it("should add completely new element when no match found by tag or ID", () => { 823 // Test lines 386-389 - adding new node with callbacks 824 + const parent = document.createElement("div") 825 + const existing = document.createElement("div") 826 + existing.id = "existing" 827 + parent.appendChild(existing) 828 829 + const reference = document.createElement("div") 830 + const refNew = document.createElement("article") 831 + refNew.id = "brand-new" 832 + refNew.textContent = "New content" 833 + const refExisting = document.createElement("div") 834 + refExisting.id = "existing" 835 + reference.appendChild(refNew) 836 + reference.appendChild(refExisting) 837 838 + let addedNode: Node | null = null 839 + let afterAddedCalled = false 840 morph(parent, reference, { 841 beforeNodeAdded: (node) => { 842 + addedNode = node 843 + return true 844 }, 845 afterNodeAdded: (node) => { 846 + afterAddedCalled = true 847 }, 848 + }) 849 850 + expect(addedNode).toBeTruthy() 851 + expect(afterAddedCalled).toBe(true) 852 + expect(parent.children[0].tagName).toBe("ARTICLE") 853 + }) 854 855 it("should continue sensitivity loop when reordering multiple nodes", () => { 856 // Test lines 426-429 - continuing the sensitivity reordering loop 857 + const parent = document.createElement("div") 858 + container.appendChild(parent) 859 860 // Create a chain of inputs with modified values (high sensitivity) 861 + const input1 = document.createElement("input") 862 + input1.id = "input1" 863 + input1.value = "modified1" 864 + input1.defaultValue = "default1" 865 866 + const input2 = document.createElement("input") 867 + input2.id = "input2" 868 + input2.value = "modified2" 869 + input2.defaultValue = "default2" 870 871 + const input3 = document.createElement("input") 872 + input3.id = "input3" 873 + input3.value = "modified3" 874 + input3.defaultValue = "default3" 875 876 + const div = document.createElement("div") 877 + div.id = "div1" 878 879 + parent.appendChild(div) 880 + parent.appendChild(input1) 881 + parent.appendChild(input2) 882 + parent.appendChild(input3) 883 884 // Reference wants inputs in different order 885 + const reference = document.createElement("div") 886 887 + const refInput3 = document.createElement("input") 888 + refInput3.id = "input3" 889 890 + const refInput2 = document.createElement("input") 891 + refInput2.id = "input2" 892 893 + const refInput1 = document.createElement("input") 894 + refInput1.id = "input1" 895 896 + const refDiv = document.createElement("div") 897 + refDiv.id = "div1" 898 899 + reference.appendChild(refInput3) 900 + reference.appendChild(refInput2) 901 + reference.appendChild(refInput1) 902 + reference.appendChild(refDiv) 903 904 + morph(parent, reference) 905 906 // The inputs should be reordered 907 + expect(parent.children.length).toBe(4) 908 + }) 909 910 describe("DOMParser edge cases", () => { 911 it("should explore parser behavior to trigger line 74", () => { ··· 916 // The else branch on line 74 appears to be unreachable in normal usage 917 918 // Let's verify with actual morph call 919 + const parent = document.createElement("div") 920 + const div = document.createElement("div") 921 + div.textContent = "Original" 922 + parent.appendChild(div) 923 924 // This should work fine 925 + morph(div, "<span>Test</span>") 926 + expect(parent.firstChild?.textContent).toBe("Test") 927 + }) 928 + }) 929 930 describe("Additional edge cases for remaining coverage", () => { 931 it("should handle element matching with nested IDs and no direct ID match", () => { 932 // More specific test for lines 372-373 933 + const parent = document.createElement("div") 934 935 + const container1 = document.createElement("section") 936 + const child1a = document.createElement("div") 937 + child1a.id = "shared-id-a" 938 + const child1b = document.createElement("div") 939 + child1b.id = "shared-id-b" 940 + container1.appendChild(child1a) 941 + container1.appendChild(child1b) 942 943 + const container2 = document.createElement("section") 944 + const child2 = document.createElement("div") 945 + child2.id = "other-id" 946 + container2.appendChild(child2) 947 948 + parent.appendChild(container1) 949 + parent.appendChild(container2) 950 951 + const reference = document.createElement("div") 952 + const refContainer = document.createElement("section") 953 + const refChild = document.createElement("div") 954 + refChild.id = "shared-id-a" 955 + refContainer.appendChild(refChild) 956 957 + reference.appendChild(refContainer) 958 959 + morph(parent, reference) 960 961 + expect(parent.children.length).toBeGreaterThanOrEqual(1) 962 + }) 963 964 it("should insert node before when no ID or tag match exists", () => { 965 // Test for lines 386-389 with different scenario 966 + const parent = document.createElement("div") 967 + const oldChild = document.createElement("p") 968 + oldChild.textContent = "Old" 969 + parent.appendChild(oldChild) 970 971 + const reference = document.createElement("div") 972 + const newChild = document.createElement("article") 973 + newChild.textContent = "New" 974 + reference.appendChild(newChild) 975 976 + let beforeAddCalled = false 977 + let afterAddCalled = false 978 979 morph(parent, reference, { 980 beforeNodeAdded: (node) => { 981 + beforeAddCalled = true 982 + return true 983 }, 984 afterNodeAdded: (node) => { 985 + afterAddCalled = true 986 }, 987 + }) 988 989 + expect(beforeAddCalled).toBe(true) 990 + expect(afterAddCalled).toBe(true) 991 + }) 992 993 it("should handle multiple previousNode reorderings in sensitivity loop", () => { 994 // Test for lines 426-429 with more complex scenario 995 + const parent = document.createElement("div") 996 + container.appendChild(parent) 997 998 + const regularDiv = document.createElement("div") 999 + regularDiv.id = "regular" 1000 1001 + const sensitiveInput1 = document.createElement("input") 1002 + sensitiveInput1.id = "sensitive1" 1003 + sensitiveInput1.value = "changed" 1004 + sensitiveInput1.defaultValue = "default" 1005 1006 + const sensitiveInput2 = document.createElement("input") 1007 + sensitiveInput2.id = "sensitive2" 1008 + sensitiveInput2.value = "changed2" 1009 + sensitiveInput2.defaultValue = "default2" 1010 1011 + const sensitiveInput3 = document.createElement("input") 1012 + sensitiveInput3.id = "sensitive3" 1013 + sensitiveInput3.value = "changed3" 1014 + sensitiveInput3.defaultValue = "default3" 1015 1016 + parent.appendChild(regularDiv) 1017 + parent.appendChild(sensitiveInput1) 1018 + parent.appendChild(sensitiveInput2) 1019 + parent.appendChild(sensitiveInput3) 1020 1021 + const reference = document.createElement("div") 1022 1023 + const refInput3 = document.createElement("input") 1024 + refInput3.id = "sensitive3" 1025 1026 + const refInput2 = document.createElement("input") 1027 + refInput2.id = "sensitive2" 1028 1029 + const refInput1 = document.createElement("input") 1030 + refInput1.id = "sensitive1" 1031 1032 + const refDiv = document.createElement("div") 1033 + refDiv.id = "regular" 1034 1035 + reference.appendChild(refInput3) 1036 + reference.appendChild(refInput2) 1037 + reference.appendChild(refInput1) 1038 + reference.appendChild(refDiv) 1039 1040 + morph(parent, reference) 1041 1042 + expect(parent.children.length).toBe(4) 1043 + }) 1044 1045 it("should match by overlapping ID sets in sibling scan - lines 372-373", () => { 1046 // Lines 372-373: Match element by overlapping ID sets when ID doesn't match 1047 // This requires: currentNode has ID != reference.id, but has nested IDs that overlap 1048 + const parent = document.createElement("div") 1049 1050 // First child with nested IDs 1051 + const div1 = document.createElement("div") 1052 + div1.id = "div1" 1053 + const nested1 = document.createElement("span") 1054 + nested1.id = "overlap-id" 1055 + div1.appendChild(nested1) 1056 1057 // Second child that's a match by tag name 1058 + const div2 = document.createElement("div") 1059 + div2.id = "div2" 1060 1061 + parent.appendChild(div1) 1062 + parent.appendChild(div2) 1063 1064 // Reference wants div2 first, but references the overlap-id 1065 + const reference = document.createElement("div") 1066 + const refDiv = document.createElement("div") 1067 + refDiv.id = "target" 1068 + const refNested = document.createElement("span") 1069 + refNested.id = "overlap-id" // This ID exists nested in div1 1070 + refDiv.appendChild(refNested) 1071 + reference.appendChild(refDiv) 1072 1073 + morph(parent, reference) 1074 1075 + expect(parent.children.length).toBeGreaterThanOrEqual(1) 1076 + }) 1077 1078 it("should add new node when no tag match exists - lines 386-389", () => { 1079 // Lines 386-389: No nextMatchByTagName, so add new node 1080 // This requires the reference child has a tag that doesn't exist in current children 1081 + const parent = document.createElement("div") 1082 + const p = document.createElement("p") 1083 + p.textContent = "Paragraph" 1084 + parent.appendChild(p) 1085 1086 + const reference = document.createElement("div") 1087 // Use article tag which doesn't exist in parent 1088 + const article = document.createElement("article") 1089 + article.textContent = "Article" 1090 + const refP = document.createElement("p") 1091 + reference.appendChild(article) 1092 + reference.appendChild(refP) 1093 1094 + let addedNode: Node | null = null 1095 morph(parent, reference, { 1096 beforeNodeAdded: (node) => { 1097 + addedNode = node 1098 + return true 1099 }, 1100 afterNodeAdded: (node) => { 1101 // Lines 388-389 1102 }, 1103 + }) 1104 1105 + expect(addedNode).toBeTruthy() 1106 + expect(parent.querySelector("article")).toBeTruthy() 1107 + }) 1108 1109 it("should trigger line 74 - unreachable error path in parseChildNodeFromString", () => { 1110 // Line 74: else throw new Error("[Morphlex] The string was not a valid HTML node."); ··· 1114 // So doc.childNodes.length is always 1 (the html element) 1115 1116 // All valid HTML strings will pass the check on line 72 1117 + const parent = document.createElement("div") 1118 + const child = document.createElement("div") 1119 + parent.appendChild(child) 1120 1121 // Even empty string parses to valid document structure 1122 + morph(child, "<p>Test</p>") 1123 + expect(parent.querySelector("p")?.textContent).toBe("Test") 1124 + }) 1125 1126 it("should continue sensitivity reordering loop - lines 426-429", () => { 1127 // Lines 426-429: previousNode reordering continues until break condition 1128 + const parent = document.createElement("div") 1129 + container.appendChild(parent) 1130 1131 // Create low sensitivity element 1132 + const lowSensDiv = document.createElement("div") 1133 + lowSensDiv.id = "low" 1134 1135 // Create multiple high sensitivity elements that will trigger reordering 1136 + const highSens1 = document.createElement("input") 1137 + highSens1.id = "high1" 1138 + highSens1.value = "modified" 1139 + highSens1.defaultValue = "default" 1140 1141 + const highSens2 = document.createElement("input") 1142 + highSens2.id = "high2" 1143 + highSens2.value = "modified" 1144 + highSens2.defaultValue = "default" 1145 1146 + const highSens3 = document.createElement("input") 1147 + highSens3.id = "high3" 1148 + highSens3.value = "modified" 1149 + highSens3.defaultValue = "default" 1150 1151 // Low sensitivity first, then high sensitivity elements 1152 + parent.appendChild(lowSensDiv) 1153 + parent.appendChild(highSens1) 1154 + parent.appendChild(highSens2) 1155 + parent.appendChild(highSens3) 1156 1157 // Reference wants high sensitivity elements first 1158 + const reference = document.createElement("div") 1159 + const refHigh3 = document.createElement("input") 1160 + refHigh3.id = "high3" 1161 + const refHigh2 = document.createElement("input") 1162 + refHigh2.id = "high2" 1163 + const refHigh1 = document.createElement("input") 1164 + refHigh1.id = "high1" 1165 + const refLow = document.createElement("div") 1166 + refLow.id = "low" 1167 1168 + reference.appendChild(refHigh3) 1169 + reference.appendChild(refHigh2) 1170 + reference.appendChild(refHigh1) 1171 + reference.appendChild(refLow) 1172 1173 + morph(parent, reference) 1174 1175 // Verify reordering happened 1176 + expect(parent.children.length).toBe(4) 1177 // The loop should have moved multiple previousNodes 1178 + }) 1179 1180 it("should handle case where child exists but refChild doesn't in loop - lines 332-333", () => { 1181 // Lines 332-333 are actually unreachable in the for loop 1182 // because we iterate up to refChildNodes.length, so refChild will always exist 1183 // The cleanup happens in the while loop below (lines 338-341) 1184 // This test documents that lines 332-333 appear to be dead code 1185 + const parent = document.createElement("div") 1186 + const child1 = document.createElement("span") 1187 + child1.textContent = "Keep" 1188 + const child2 = document.createElement("span") 1189 + child2.textContent = "Remove via while loop" 1190 + parent.appendChild(child1) 1191 + parent.appendChild(child2) 1192 1193 + const reference = document.createElement("div") 1194 + const refChild = document.createElement("span") 1195 + refChild.textContent = "Keep Updated" 1196 + reference.appendChild(refChild) 1197 1198 + morph(parent, reference) 1199 1200 + expect(parent.children.length).toBe(1) 1201 + }) 1202 1203 it("should add new node when no ID or tag match exists - lines 386-389", () => { 1204 // Lines 386-389 require: no nextMatchByTagName AND beforeNodeAdded returns true 1205 // This means the first child must not match by tag, and no sibling matches either 1206 + const parent = document.createElement("div") 1207 // Use a tag that won't match 1208 + const article = document.createElement("article") 1209 + article.id = "article1" 1210 + article.textContent = "Article" 1211 + parent.appendChild(article) 1212 1213 + const reference = document.createElement("div") 1214 // First child is a section (different tag), and has no ID match in siblings 1215 + const section = document.createElement("section") 1216 + section.id = "section1" 1217 + section.textContent = "Section" 1218 // Second child to trigger morphChildElement for the article 1219 + const refArticle = document.createElement("article") 1220 + refArticle.id = "article1" 1221 + reference.appendChild(section) 1222 + reference.appendChild(refArticle) 1223 1224 + let beforeCalled = false 1225 + let afterCalled = false 1226 1227 morph(parent, reference, { 1228 beforeNodeAdded: (node) => { 1229 + beforeCalled = true 1230 + return true // Line 387: insertBefore is called 1231 }, 1232 afterNodeAdded: (node) => { 1233 + afterCalled = true // Line 389 1234 }, 1235 + }) 1236 1237 + expect(beforeCalled).toBe(true) 1238 + expect(afterCalled).toBe(true) 1239 + }) 1240 1241 it("should continue while loop in sensitivity reordering - lines 426-429", () => { 1242 // Lines 426-429: while loop continues, previousNode gets reassigned 1243 // Need multiple low-sensitivity nodes before a high-sensitivity node 1244 + const parent = document.createElement("div") 1245 + container.appendChild(parent) 1246 1247 // Multiple regular divs (low sensitivity) 1248 + const div1 = document.createElement("div") 1249 + div1.id = "div1" 1250 + const div2 = document.createElement("div") 1251 + div2.id = "div2" 1252 + const div3 = document.createElement("div") 1253 + div3.id = "div3" 1254 1255 // High sensitivity input at the end 1256 + const input = document.createElement("input") 1257 + input.id = "input1" 1258 + input.value = "modified" 1259 + input.defaultValue = "default" 1260 1261 + parent.appendChild(div1) 1262 + parent.appendChild(div2) 1263 + parent.appendChild(div3) 1264 + parent.appendChild(input) 1265 1266 // Reference wants input first - this will trigger insertBefore with sensitivity reordering 1267 + const reference = document.createElement("div") 1268 + const refInput = document.createElement("input") 1269 + refInput.id = "input1" 1270 + const refDiv1 = document.createElement("div") 1271 + refDiv1.id = "div1" 1272 + const refDiv2 = document.createElement("div") 1273 + refDiv2.id = "div2" 1274 + const refDiv3 = document.createElement("div") 1275 + refDiv3.id = "div3" 1276 1277 + reference.appendChild(refInput) 1278 + reference.appendChild(refDiv1) 1279 + reference.appendChild(refDiv2) 1280 + reference.appendChild(refDiv3) 1281 1282 + morph(parent, reference) 1283 1284 // Input should be moved to front, with divs following 1285 + expect(parent.children[0].id).toBe("input1") 1286 + }) 1287 1288 describe("Exact uncovered line tests", () => { 1289 it("should cancel morphing with beforeNodeMorphed returning false in morphChildElement - line 300", () => { 1290 // Line 300: return early when beforeNodeMorphed returns false in morphChildElement 1291 + const parent = document.createElement("div") 1292 + const child = document.createElement("div") 1293 + child.id = "child" 1294 + parent.appendChild(child) 1295 1296 + const reference = document.createElement("div") 1297 + const refChild = document.createElement("div") 1298 + refChild.id = "child" 1299 + refChild.textContent = "updated" 1300 + reference.appendChild(refChild) 1301 1302 + let callbackInvoked = false 1303 morph(parent, reference, { 1304 beforeNodeMorphed: (node) => { 1305 if (node === child) { 1306 + callbackInvoked = true 1307 + return false // This triggers line 300 return 1308 } 1309 + return true 1310 }, 1311 + }) 1312 1313 + expect(callbackInvoked).toBe(true) 1314 // Child should not be updated because callback returned false 1315 + expect(child.textContent).toBe("") 1316 + }) 1317 1318 it("should add completely new element type with no matches - lines 386-389", () => { 1319 // Lines 386-389: else branch where no nextMatchByTagName exists 1320 // Need a reference child with a tag that doesn't exist anywhere in parent 1321 + const parent = document.createElement("div") 1322 + const p = document.createElement("p") 1323 + p.textContent = "paragraph" 1324 + parent.appendChild(p) 1325 1326 + const reference = document.createElement("div") 1327 // Use custom element or uncommon tag 1328 + const custom = document.createElement("custom-element") 1329 + custom.textContent = "custom" 1330 + const refP = document.createElement("p") 1331 + reference.appendChild(custom) 1332 + reference.appendChild(refP) 1333 1334 + let beforeCalled = false 1335 + let afterCalled = false 1336 1337 morph(parent, reference, { 1338 beforeNodeAdded: (node) => { 1339 if ((node as Element).tagName === "CUSTOM-ELEMENT") { 1340 + beforeCalled = true 1341 + return true // Line 387-388 1342 } 1343 + return true 1344 }, 1345 afterNodeAdded: (node) => { 1346 if ((node as Element).tagName === "CUSTOM-ELEMENT") { 1347 + afterCalled = true // Line 389 1348 } 1349 }, 1350 + }) 1351 1352 + expect(beforeCalled).toBe(true) 1353 + expect(afterCalled).toBe(true) 1354 + }) 1355 1356 it("should reorder with sensitivity - moving multiple previous nodes - lines 426-429", () => { 1357 // Lines 426-429: while loop continues moving previousNode 1358 + const parent = document.createElement("div") 1359 + container.appendChild(parent) 1360 1361 // Create a scenario where multiple low-sensitivity nodes need to be moved past a high-sensitivity node 1362 + const div1 = document.createElement("div") 1363 + div1.id = "div1" 1364 + const div2 = document.createElement("div") 1365 + div2.id = "div2" 1366 1367 // High sensitivity input 1368 + const input = document.createElement("input") 1369 + input.id = "input" 1370 + input.value = "modified" 1371 + input.defaultValue = "default" 1372 1373 + parent.appendChild(div1) 1374 + parent.appendChild(div2) 1375 + parent.appendChild(input) 1376 1377 // Reference wants input first - will trigger sensitivity reordering 1378 + const reference = document.createElement("div") 1379 + const refInput = document.createElement("input") 1380 + refInput.id = "input" 1381 + const refDiv1 = document.createElement("div") 1382 + refDiv1.id = "div1" 1383 + const refDiv2 = document.createElement("div") 1384 + refDiv2.id = "div2" 1385 1386 + reference.appendChild(refInput) 1387 + reference.appendChild(refDiv1) 1388 + reference.appendChild(refDiv2) 1389 1390 + morph(parent, reference) 1391 1392 // Input should be first due to higher sensitivity 1393 + expect(parent.children[0].id).toBe("input") 1394 + }) 1395 + }) 1396 + }) 1397 + }) 1398 + })

+259 -259

test/morphlex-loops.test.ts

··· 1 - import { describe, it, expect, beforeEach, afterEach } from "vitest"; 2 - import { morph } from "../src/morphlex"; 3 4 describe("Morphlex - Infinite Loop Bug Detection", () => { 5 - let container: HTMLElement; 6 7 beforeEach(() => { 8 - container = document.createElement("div"); 9 - document.body.appendChild(container); 10 - }); 11 12 afterEach(() => { 13 if (container && container.parentNode) { 14 - container.parentNode.removeChild(container); 15 } 16 - }); 17 18 describe("Sensitivity-based reordering", () => { 19 it("should not infinite loop when reordering sensitive elements", () => { 20 - const parent = document.createElement("div"); 21 22 // Create input (sensitive element) 23 - const input = document.createElement("input") as HTMLInputElement; 24 - input.id = "input1"; 25 - input.value = "test"; 26 27 // Create regular div 28 - const div1 = document.createElement("div"); 29 - div1.id = "div1"; 30 - div1.textContent = "First"; 31 32 - const div2 = document.createElement("div"); 33 - div2.id = "div2"; 34 - div2.textContent = "Second"; 35 36 - parent.appendChild(div1); 37 - parent.appendChild(input); 38 - parent.appendChild(div2); 39 40 // Reference wants to reorder them 41 - const reference = document.createElement("div"); 42 43 - const refDiv1 = document.createElement("div"); 44 - refDiv1.id = "div1"; 45 - refDiv1.textContent = "First"; 46 47 - const refDiv2 = document.createElement("div"); 48 - refDiv2.id = "div2"; 49 - refDiv2.textContent = "Second"; 50 51 - const refInput = document.createElement("input") as HTMLInputElement; 52 - refInput.id = "input1"; 53 54 - reference.appendChild(refDiv1); 55 - reference.appendChild(refDiv2); 56 - reference.appendChild(refInput); 57 58 // This should complete without infinite loop 59 - const startTime = Date.now(); 60 - morph(parent, reference); 61 - const endTime = Date.now(); 62 63 // Should complete in reasonable time (< 1 second) 64 - expect(endTime - startTime).toBeLessThan(1000); 65 - expect(parent.children.length).toBe(3); 66 - }); 67 68 it("should not infinite loop with multiple sensitive elements", () => { 69 - const parent = document.createElement("div"); 70 71 - const input1 = document.createElement("input") as HTMLInputElement; 72 - input1.id = "input1"; 73 74 - const input2 = document.createElement("input") as HTMLInputElement; 75 - input2.id = "input2"; 76 77 - const textarea = document.createElement("textarea"); 78 - textarea.id = "textarea1"; 79 80 - parent.appendChild(input1); 81 - parent.appendChild(input2); 82 - parent.appendChild(textarea); 83 84 // Reverse order 85 - const reference = document.createElement("div"); 86 87 - const refTextarea = document.createElement("textarea"); 88 - refTextarea.id = "textarea1"; 89 90 - const refInput2 = document.createElement("input") as HTMLInputElement; 91 - refInput2.id = "input2"; 92 93 - const refInput1 = document.createElement("input") as HTMLInputElement; 94 - refInput1.id = "input1"; 95 96 - reference.appendChild(refTextarea); 97 - reference.appendChild(refInput2); 98 - reference.appendChild(refInput1); 99 100 - const startTime = Date.now(); 101 - morph(parent, reference); 102 - const endTime = Date.now(); 103 104 - expect(endTime - startTime).toBeLessThan(1000); 105 - expect(parent.children[0].id).toBe("textarea1"); 106 - expect(parent.children[1].id).toBe("input2"); 107 - expect(parent.children[2].id).toBe("input1"); 108 - }); 109 110 it("should not infinite loop with modified input value", () => { 111 - const parent = document.createElement("div"); 112 113 - const input = document.createElement("input") as HTMLInputElement; 114 - input.id = "input1"; 115 - input.defaultValue = "default"; 116 - input.value = "modified"; 117 118 - const div = document.createElement("div"); 119 - div.id = "div1"; 120 121 - parent.appendChild(input); 122 - parent.appendChild(div); 123 124 - const reference = document.createElement("div"); 125 126 - const refDiv = document.createElement("div"); 127 - refDiv.id = "div1"; 128 129 - const refInput = document.createElement("input") as HTMLInputElement; 130 - refInput.id = "input1"; 131 132 - reference.appendChild(refDiv); 133 - reference.appendChild(refInput); 134 135 - const startTime = Date.now(); 136 - morph(parent, reference); 137 - const endTime = Date.now(); 138 139 - expect(endTime - startTime).toBeLessThan(1000); 140 - }); 141 - }); 142 143 describe("ID-based matching loops", () => { 144 it("should not infinite loop when matching by overlapping ID sets", () => { 145 - const parent = document.createElement("div"); 146 147 - const outer1 = document.createElement("div"); 148 - outer1.id = "outer1"; 149 - const inner1 = document.createElement("span"); 150 - inner1.id = "inner1"; 151 - outer1.appendChild(inner1); 152 153 - const outer2 = document.createElement("div"); 154 - outer2.id = "outer2"; 155 - const inner2 = document.createElement("span"); 156 - inner2.id = "inner2"; 157 - outer2.appendChild(inner2); 158 159 - parent.appendChild(outer1); 160 - parent.appendChild(outer2); 161 162 // Reference has them in reverse order 163 - const reference = document.createElement("div"); 164 165 - const refOuter2 = document.createElement("div"); 166 - refOuter2.id = "outer2"; 167 - const refInner2 = document.createElement("span"); 168 - refInner2.id = "inner2"; 169 - refOuter2.appendChild(refInner2); 170 171 - const refOuter1 = document.createElement("div"); 172 - refOuter1.id = "outer1"; 173 - const refInner1 = document.createElement("span"); 174 - refInner1.id = "inner1"; 175 - refOuter1.appendChild(refInner1); 176 177 - reference.appendChild(refOuter2); 178 - reference.appendChild(refOuter1); 179 180 - const startTime = Date.now(); 181 - morph(parent, reference); 182 - const endTime = Date.now(); 183 184 - expect(endTime - startTime).toBeLessThan(1000); 185 - expect(parent.children[0].id).toBe("outer2"); 186 - expect(parent.children[1].id).toBe("outer1"); 187 - }); 188 189 it("should not infinite loop when currentNode becomes child during matching", () => { 190 - const parent = document.createElement("div"); 191 192 - const child1 = document.createElement("div"); 193 - child1.id = "child1"; 194 195 - const child2 = document.createElement("div"); 196 - child2.id = "child2"; 197 198 - const child3 = document.createElement("div"); 199 - child3.id = "child3"; 200 201 - parent.appendChild(child1); 202 - parent.appendChild(child2); 203 - parent.appendChild(child3); 204 205 - const reference = document.createElement("div"); 206 207 - const refChild2 = document.createElement("div"); 208 - refChild2.id = "child2"; 209 210 - const refChild3 = document.createElement("div"); 211 - refChild3.id = "child3"; 212 213 - const refChild1 = document.createElement("div"); 214 - refChild1.id = "child1"; 215 216 - reference.appendChild(refChild2); 217 - reference.appendChild(refChild3); 218 - reference.appendChild(refChild1); 219 220 - const startTime = Date.now(); 221 - morph(parent, reference); 222 - const endTime = Date.now(); 223 224 - expect(endTime - startTime).toBeLessThan(1000); 225 - }); 226 - }); 227 228 describe("Head element morphing loops", () => { 229 it("should not infinite loop when morphing head with many elements", () => { 230 - const originalHead = document.createElement("head"); 231 232 for (let i = 0; i < 10; i++) { 233 - const meta = document.createElement("meta"); 234 - meta.setAttribute("name", `meta-${i}`); 235 - meta.setAttribute("content", `value-${i}`); 236 - originalHead.appendChild(meta); 237 } 238 239 - const referenceHead = document.createElement("head"); 240 241 for (let i = 0; i < 10; i++) { 242 - const meta = document.createElement("meta"); 243 - meta.setAttribute("name", `meta-${i}`); 244 - meta.setAttribute("content", `updated-${i}`); 245 - referenceHead.appendChild(meta); 246 } 247 248 - const startTime = Date.now(); 249 - morph(originalHead, referenceHead); 250 - const endTime = Date.now(); 251 252 - expect(endTime - startTime).toBeLessThan(1000); 253 - }); 254 255 it("should not infinite loop with identical outerHTML", () => { 256 - const originalHead = document.createElement("head"); 257 - const script1 = document.createElement("script"); 258 - script1.textContent = "console.log('test')"; 259 - originalHead.appendChild(script1); 260 261 - const script2 = document.createElement("script"); 262 - script2.textContent = "console.log('test')"; 263 - originalHead.appendChild(script2); 264 265 - const referenceHead = document.createElement("head"); 266 - const refScript = document.createElement("script"); 267 - refScript.textContent = "console.log('test')"; 268 - referenceHead.appendChild(refScript); 269 270 - const startTime = Date.now(); 271 - morph(originalHead, referenceHead); 272 - const endTime = Date.now(); 273 274 - expect(endTime - startTime).toBeLessThan(1000); 275 - }); 276 - }); 277 278 describe("Recursive morphing loops", () => { 279 it("should not infinite loop with deeply nested structures", () => { 280 - const parent = document.createElement("div"); 281 - let current = parent; 282 283 for (let i = 0; i < 20; i++) { 284 - const child = document.createElement("div"); 285 - child.id = `level-${i}`; 286 - current.appendChild(child); 287 - current = child; 288 } 289 290 - const reference = document.createElement("div"); 291 - let refCurrent = reference; 292 293 for (let i = 0; i < 20; i++) { 294 - const child = document.createElement("div"); 295 - child.id = `level-${i}`; 296 - child.textContent = "updated"; 297 - refCurrent.appendChild(child); 298 - refCurrent = child; 299 } 300 301 - const startTime = Date.now(); 302 - morph(parent, reference); 303 - const endTime = Date.now(); 304 305 - expect(endTime - startTime).toBeLessThan(2000); 306 - }); 307 308 it("should not infinite loop with circular-looking ID references", () => { 309 - const parent = document.createElement("div"); 310 311 - const a = document.createElement("div"); 312 - a.id = "a"; 313 - const b = document.createElement("div"); 314 - b.id = "b"; 315 - const c = document.createElement("div"); 316 - c.id = "c"; 317 318 - parent.appendChild(a); 319 - parent.appendChild(b); 320 - parent.appendChild(c); 321 322 - const reference = document.createElement("div"); 323 324 - const refB = document.createElement("div"); 325 - refB.id = "b"; 326 - const refC = document.createElement("div"); 327 - refC.id = "c"; 328 - const refA = document.createElement("div"); 329 - refA.id = "a"; 330 331 - reference.appendChild(refB); 332 - reference.appendChild(refC); 333 - reference.appendChild(refA); 334 335 - const startTime = Date.now(); 336 - morph(parent, reference); 337 - const endTime = Date.now(); 338 339 - expect(endTime - startTime).toBeLessThan(1000); 340 - expect(parent.children[0].id).toBe("b"); 341 - expect(parent.children[1].id).toBe("c"); 342 - expect(parent.children[2].id).toBe("a"); 343 - }); 344 - }); 345 346 describe("Edge case loops", () => { 347 it("should not infinite loop when node equals insertionPoint", () => { 348 - const parent = document.createElement("div"); 349 - const child = document.createElement("span"); 350 - child.textContent = "test"; 351 - parent.appendChild(child); 352 353 - const reference = document.createElement("div"); 354 - const refChild = document.createElement("span"); 355 - refChild.textContent = "test updated"; 356 - reference.appendChild(refChild); 357 358 - const startTime = Date.now(); 359 - morph(parent, reference); 360 - const endTime = Date.now(); 361 362 - expect(endTime - startTime).toBeLessThan(1000); 363 - }); 364 365 it("should not infinite loop with empty elements", () => { 366 - const parent = document.createElement("div"); 367 - const reference = document.createElement("div"); 368 369 - const startTime = Date.now(); 370 - morph(parent, reference); 371 - const endTime = Date.now(); 372 373 - expect(endTime - startTime).toBeLessThan(100); 374 - }); 375 376 it("should not infinite loop when cleaning up excess nodes", () => { 377 - const parent = document.createElement("div"); 378 379 for (let i = 0; i < 100; i++) { 380 - const child = document.createElement("div"); 381 - parent.appendChild(child); 382 } 383 384 - const reference = document.createElement("div"); 385 386 - const startTime = Date.now(); 387 - morph(parent, reference); 388 - const endTime = Date.now(); 389 390 - expect(endTime - startTime).toBeLessThan(1000); 391 - expect(parent.children.length).toBe(0); 392 - }); 393 - }); 394 - });

··· 1 + import { describe, it, expect, beforeEach, afterEach } from "vitest" 2 + import { morph } from "../src/morphlex" 3 4 describe("Morphlex - Infinite Loop Bug Detection", () => { 5 + let container: HTMLElement 6 7 beforeEach(() => { 8 + container = document.createElement("div") 9 + document.body.appendChild(container) 10 + }) 11 12 afterEach(() => { 13 if (container && container.parentNode) { 14 + container.parentNode.removeChild(container) 15 } 16 + }) 17 18 describe("Sensitivity-based reordering", () => { 19 it("should not infinite loop when reordering sensitive elements", () => { 20 + const parent = document.createElement("div") 21 22 // Create input (sensitive element) 23 + const input = document.createElement("input") as HTMLInputElement 24 + input.id = "input1" 25 + input.value = "test" 26 27 // Create regular div 28 + const div1 = document.createElement("div") 29 + div1.id = "div1" 30 + div1.textContent = "First" 31 32 + const div2 = document.createElement("div") 33 + div2.id = "div2" 34 + div2.textContent = "Second" 35 36 + parent.appendChild(div1) 37 + parent.appendChild(input) 38 + parent.appendChild(div2) 39 40 // Reference wants to reorder them 41 + const reference = document.createElement("div") 42 43 + const refDiv1 = document.createElement("div") 44 + refDiv1.id = "div1" 45 + refDiv1.textContent = "First" 46 47 + const refDiv2 = document.createElement("div") 48 + refDiv2.id = "div2" 49 + refDiv2.textContent = "Second" 50 51 + const refInput = document.createElement("input") as HTMLInputElement 52 + refInput.id = "input1" 53 54 + reference.appendChild(refDiv1) 55 + reference.appendChild(refDiv2) 56 + reference.appendChild(refInput) 57 58 // This should complete without infinite loop 59 + const startTime = Date.now() 60 + morph(parent, reference) 61 + const endTime = Date.now() 62 63 // Should complete in reasonable time (< 1 second) 64 + expect(endTime - startTime).toBeLessThan(1000) 65 + expect(parent.children.length).toBe(3) 66 + }) 67 68 it("should not infinite loop with multiple sensitive elements", () => { 69 + const parent = document.createElement("div") 70 71 + const input1 = document.createElement("input") as HTMLInputElement 72 + input1.id = "input1" 73 74 + const input2 = document.createElement("input") as HTMLInputElement 75 + input2.id = "input2" 76 77 + const textarea = document.createElement("textarea") 78 + textarea.id = "textarea1" 79 80 + parent.appendChild(input1) 81 + parent.appendChild(input2) 82 + parent.appendChild(textarea) 83 84 // Reverse order 85 + const reference = document.createElement("div") 86 87 + const refTextarea = document.createElement("textarea") 88 + refTextarea.id = "textarea1" 89 90 + const refInput2 = document.createElement("input") as HTMLInputElement 91 + refInput2.id = "input2" 92 93 + const refInput1 = document.createElement("input") as HTMLInputElement 94 + refInput1.id = "input1" 95 96 + reference.appendChild(refTextarea) 97 + reference.appendChild(refInput2) 98 + reference.appendChild(refInput1) 99 100 + const startTime = Date.now() 101 + morph(parent, reference) 102 + const endTime = Date.now() 103 104 + expect(endTime - startTime).toBeLessThan(1000) 105 + expect(parent.children[0].id).toBe("textarea1") 106 + expect(parent.children[1].id).toBe("input2") 107 + expect(parent.children[2].id).toBe("input1") 108 + }) 109 110 it("should not infinite loop with modified input value", () => { 111 + const parent = document.createElement("div") 112 113 + const input = document.createElement("input") as HTMLInputElement 114 + input.id = "input1" 115 + input.defaultValue = "default" 116 + input.value = "modified" 117 118 + const div = document.createElement("div") 119 + div.id = "div1" 120 121 + parent.appendChild(input) 122 + parent.appendChild(div) 123 124 + const reference = document.createElement("div") 125 126 + const refDiv = document.createElement("div") 127 + refDiv.id = "div1" 128 129 + const refInput = document.createElement("input") as HTMLInputElement 130 + refInput.id = "input1" 131 132 + reference.appendChild(refDiv) 133 + reference.appendChild(refInput) 134 135 + const startTime = Date.now() 136 + morph(parent, reference) 137 + const endTime = Date.now() 138 139 + expect(endTime - startTime).toBeLessThan(1000) 140 + }) 141 + }) 142 143 describe("ID-based matching loops", () => { 144 it("should not infinite loop when matching by overlapping ID sets", () => { 145 + const parent = document.createElement("div") 146 147 + const outer1 = document.createElement("div") 148 + outer1.id = "outer1" 149 + const inner1 = document.createElement("span") 150 + inner1.id = "inner1" 151 + outer1.appendChild(inner1) 152 153 + const outer2 = document.createElement("div") 154 + outer2.id = "outer2" 155 + const inner2 = document.createElement("span") 156 + inner2.id = "inner2" 157 + outer2.appendChild(inner2) 158 159 + parent.appendChild(outer1) 160 + parent.appendChild(outer2) 161 162 // Reference has them in reverse order 163 + const reference = document.createElement("div") 164 165 + const refOuter2 = document.createElement("div") 166 + refOuter2.id = "outer2" 167 + const refInner2 = document.createElement("span") 168 + refInner2.id = "inner2" 169 + refOuter2.appendChild(refInner2) 170 171 + const refOuter1 = document.createElement("div") 172 + refOuter1.id = "outer1" 173 + const refInner1 = document.createElement("span") 174 + refInner1.id = "inner1" 175 + refOuter1.appendChild(refInner1) 176 177 + reference.appendChild(refOuter2) 178 + reference.appendChild(refOuter1) 179 180 + const startTime = Date.now() 181 + morph(parent, reference) 182 + const endTime = Date.now() 183 184 + expect(endTime - startTime).toBeLessThan(1000) 185 + expect(parent.children[0].id).toBe("outer2") 186 + expect(parent.children[1].id).toBe("outer1") 187 + }) 188 189 it("should not infinite loop when currentNode becomes child during matching", () => { 190 + const parent = document.createElement("div") 191 192 + const child1 = document.createElement("div") 193 + child1.id = "child1" 194 195 + const child2 = document.createElement("div") 196 + child2.id = "child2" 197 198 + const child3 = document.createElement("div") 199 + child3.id = "child3" 200 201 + parent.appendChild(child1) 202 + parent.appendChild(child2) 203 + parent.appendChild(child3) 204 205 + const reference = document.createElement("div") 206 207 + const refChild2 = document.createElement("div") 208 + refChild2.id = "child2" 209 210 + const refChild3 = document.createElement("div") 211 + refChild3.id = "child3" 212 213 + const refChild1 = document.createElement("div") 214 + refChild1.id = "child1" 215 216 + reference.appendChild(refChild2) 217 + reference.appendChild(refChild3) 218 + reference.appendChild(refChild1) 219 220 + const startTime = Date.now() 221 + morph(parent, reference) 222 + const endTime = Date.now() 223 224 + expect(endTime - startTime).toBeLessThan(1000) 225 + }) 226 + }) 227 228 describe("Head element morphing loops", () => { 229 it("should not infinite loop when morphing head with many elements", () => { 230 + const originalHead = document.createElement("head") 231 232 for (let i = 0; i < 10; i++) { 233 + const meta = document.createElement("meta") 234 + meta.setAttribute("name", `meta-${i}`) 235 + meta.setAttribute("content", `value-${i}`) 236 + originalHead.appendChild(meta) 237 } 238 239 + const referenceHead = document.createElement("head") 240 241 for (let i = 0; i < 10; i++) { 242 + const meta = document.createElement("meta") 243 + meta.setAttribute("name", `meta-${i}`) 244 + meta.setAttribute("content", `updated-${i}`) 245 + referenceHead.appendChild(meta) 246 } 247 248 + const startTime = Date.now() 249 + morph(originalHead, referenceHead) 250 + const endTime = Date.now() 251 252 + expect(endTime - startTime).toBeLessThan(1000) 253 + }) 254 255 it("should not infinite loop with identical outerHTML", () => { 256 + const originalHead = document.createElement("head") 257 + const script1 = document.createElement("script") 258 + script1.textContent = "console.log('test')" 259 + originalHead.appendChild(script1) 260 261 + const script2 = document.createElement("script") 262 + script2.textContent = "console.log('test')" 263 + originalHead.appendChild(script2) 264 265 + const referenceHead = document.createElement("head") 266 + const refScript = document.createElement("script") 267 + refScript.textContent = "console.log('test')" 268 + referenceHead.appendChild(refScript) 269 270 + const startTime = Date.now() 271 + morph(originalHead, referenceHead) 272 + const endTime = Date.now() 273 274 + expect(endTime - startTime).toBeLessThan(1000) 275 + }) 276 + }) 277 278 describe("Recursive morphing loops", () => { 279 it("should not infinite loop with deeply nested structures", () => { 280 + const parent = document.createElement("div") 281 + let current = parent 282 283 for (let i = 0; i < 20; i++) { 284 + const child = document.createElement("div") 285 + child.id = `level-${i}` 286 + current.appendChild(child) 287 + current = child 288 } 289 290 + const reference = document.createElement("div") 291 + let refCurrent = reference 292 293 for (let i = 0; i < 20; i++) { 294 + const child = document.createElement("div") 295 + child.id = `level-${i}` 296 + child.textContent = "updated" 297 + refCurrent.appendChild(child) 298 + refCurrent = child 299 } 300 301 + const startTime = Date.now() 302 + morph(parent, reference) 303 + const endTime = Date.now() 304 305 + expect(endTime - startTime).toBeLessThan(2000) 306 + }) 307 308 it("should not infinite loop with circular-looking ID references", () => { 309 + const parent = document.createElement("div") 310 311 + const a = document.createElement("div") 312 + a.id = "a" 313 + const b = document.createElement("div") 314 + b.id = "b" 315 + const c = document.createElement("div") 316 + c.id = "c" 317 318 + parent.appendChild(a) 319 + parent.appendChild(b) 320 + parent.appendChild(c) 321 322 + const reference = document.createElement("div") 323 324 + const refB = document.createElement("div") 325 + refB.id = "b" 326 + const refC = document.createElement("div") 327 + refC.id = "c" 328 + const refA = document.createElement("div") 329 + refA.id = "a" 330 331 + reference.appendChild(refB) 332 + reference.appendChild(refC) 333 + reference.appendChild(refA) 334 335 + const startTime = Date.now() 336 + morph(parent, reference) 337 + const endTime = Date.now() 338 339 + expect(endTime - startTime).toBeLessThan(1000) 340 + expect(parent.children[0].id).toBe("b") 341 + expect(parent.children[1].id).toBe("c") 342 + expect(parent.children[2].id).toBe("a") 343 + }) 344 + }) 345 346 describe("Edge case loops", () => { 347 it("should not infinite loop when node equals insertionPoint", () => { 348 + const parent = document.createElement("div") 349 + const child = document.createElement("span") 350 + child.textContent = "test" 351 + parent.appendChild(child) 352 353 + const reference = document.createElement("div") 354 + const refChild = document.createElement("span") 355 + refChild.textContent = "test updated" 356 + reference.appendChild(refChild) 357 358 + const startTime = Date.now() 359 + morph(parent, reference) 360 + const endTime = Date.now() 361 362 + expect(endTime - startTime).toBeLessThan(1000) 363 + }) 364 365 it("should not infinite loop with empty elements", () => { 366 + const parent = document.createElement("div") 367 + const reference = document.createElement("div") 368 369 + const startTime = Date.now() 370 + morph(parent, reference) 371 + const endTime = Date.now() 372 373 + expect(endTime - startTime).toBeLessThan(100) 374 + }) 375 376 it("should not infinite loop when cleaning up excess nodes", () => { 377 + const parent = document.createElement("div") 378 379 for (let i = 0; i < 100; i++) { 380 + const child = document.createElement("div") 381 + parent.appendChild(child) 382 } 383 384 + const reference = document.createElement("div") 385 386 + const startTime = Date.now() 387 + morph(parent, reference) 388 + const endTime = Date.now() 389 390 + expect(endTime - startTime).toBeLessThan(1000) 391 + expect(parent.children.length).toBe(0) 392 + }) 393 + }) 394 + })

+361 -361

test/morphlex.test.ts

··· 1 - import { describe, it, expect, beforeEach, afterEach } from "vitest"; 2 - import { morph, morphInner } from "../src/morphlex"; 3 4 describe("Morphlex Vitest Suite", () => { 5 - let container: HTMLElement; 6 7 beforeEach(() => { 8 - container = document.createElement("div"); 9 - document.body.appendChild(container); 10 - }); 11 12 afterEach(() => { 13 if (container && container.parentNode) { 14 - container.parentNode.removeChild(container); 15 } 16 - }); 17 18 describe("morph() - Basic functionality", () => { 19 it("should update text content", () => { 20 - const original = document.createElement("div"); 21 - original.textContent = "Hello"; 22 23 - const reference = document.createElement("div"); 24 - reference.textContent = "World"; 25 26 - morph(original, reference); 27 28 - expect(original.textContent).toBe("World"); 29 - }); 30 31 it("should accept HTML string as reference", () => { 32 - const original = document.createElement("div"); 33 - original.textContent = "Old"; 34 35 - morph(original, "<div>New</div>"); 36 37 - expect(original.textContent).toBe("New"); 38 - }); 39 40 it("should preserve element when morphing matching tags", () => { 41 - const original = document.createElement("div"); 42 - original.id = "test"; 43 - const elementRef = original; 44 45 - const reference = document.createElement("div"); 46 - reference.textContent = "Updated"; 47 48 - morph(original, reference); 49 50 - expect(original).toBe(elementRef); 51 - expect(original.textContent).toBe("Updated"); 52 - }); 53 54 it("should replace element when morphing different tags", () => { 55 - const original = document.createElement("div"); 56 - const parent = document.createElement("section"); 57 - parent.appendChild(original); 58 59 - const reference = document.createElement("span"); 60 - reference.textContent = "Updated"; 61 62 - morph(original, reference); 63 64 - expect(parent.querySelector("span")).toBeTruthy(); 65 - expect(parent.querySelector("div")).toBeFalsy(); 66 - }); 67 - }); 68 69 describe("morph() - Attribute handling", () => { 70 it("should add attributes", () => { 71 - const original = document.createElement("button"); 72 73 - const reference = document.createElement("button"); 74 - reference.setAttribute("class", "btn-primary"); 75 - reference.setAttribute("disabled", ""); 76 77 - morph(original, reference); 78 79 - expect(original.className).toBe("btn-primary"); 80 - expect(original.hasAttribute("disabled")).toBe(true); 81 - }); 82 83 it("should remove attributes", () => { 84 - const original = document.createElement("div"); 85 - original.setAttribute("data-test", "value"); 86 87 - const reference = document.createElement("div"); 88 89 - morph(original, reference); 90 91 - expect(original.hasAttribute("data-test")).toBe(false); 92 - }); 93 94 it("should update attributes", () => { 95 - const original = document.createElement("div"); 96 - original.setAttribute("data-value", "old"); 97 98 - const reference = document.createElement("div"); 99 - reference.setAttribute("data-value", "new"); 100 101 - morph(original, reference); 102 103 - expect(original.getAttribute("data-value")).toBe("new"); 104 - }); 105 106 it("should update class attribute", () => { 107 - const original = document.createElement("div"); 108 - original.className = "old-class"; 109 110 - const reference = document.createElement("div"); 111 - reference.className = "new-class"; 112 113 - morph(original, reference); 114 115 - expect(original.className).toBe("new-class"); 116 - }); 117 - }); 118 119 describe("morph() - Child elements", () => { 120 it("should add child elements", () => { 121 - const original = document.createElement("ul"); 122 123 - const reference = document.createElement("ul"); 124 - const li1 = document.createElement("li"); 125 - li1.textContent = "Item 1"; 126 - const li2 = document.createElement("li"); 127 - li2.textContent = "Item 2"; 128 - reference.appendChild(li1); 129 - reference.appendChild(li2); 130 131 - morph(original, reference); 132 133 - expect(original.children.length).toBe(2); 134 - expect(original.children[0].textContent).toBe("Item 1"); 135 - }); 136 137 it("should remove excess child elements", () => { 138 - const original = document.createElement("ul"); 139 - original.innerHTML = "<li>A</li><li>B</li><li>C</li>"; 140 141 - const reference = document.createElement("ul"); 142 - reference.innerHTML = "<li>A</li>"; 143 144 - morph(original, reference); 145 146 - expect(original.children.length).toBe(1); 147 - }); 148 149 it("should morph existing child elements", () => { 150 - const original = document.createElement("div"); 151 - const child = document.createElement("span"); 152 - child.textContent = "old"; 153 - original.appendChild(child); 154 155 - const reference = document.createElement("div"); 156 - const refChild = document.createElement("span"); 157 - refChild.textContent = "new"; 158 - reference.appendChild(refChild); 159 160 - morph(original, reference); 161 162 - expect(original.children[0].textContent).toBe("new"); 163 - }); 164 165 it("should handle text nodes", () => { 166 - const original = document.createElement("div"); 167 - original.appendChild(document.createTextNode("Hello")); 168 169 - const reference = document.createElement("div"); 170 - reference.appendChild(document.createTextNode("World")); 171 172 - morph(original, reference); 173 174 - expect(original.textContent).toBe("World"); 175 - }); 176 177 it("should handle mixed text and element nodes", () => { 178 - const original = document.createElement("div"); 179 - original.appendChild(document.createTextNode("Start ")); 180 - const span = document.createElement("span"); 181 - span.textContent = "middle"; 182 - original.appendChild(span); 183 - original.appendChild(document.createTextNode(" end")); 184 185 - const reference = document.createElement("div"); 186 - reference.appendChild(document.createTextNode("Start ")); 187 - const refSpan = document.createElement("span"); 188 - refSpan.textContent = "updated"; 189 - reference.appendChild(refSpan); 190 - reference.appendChild(document.createTextNode(" end")); 191 192 - morph(original, reference); 193 194 - expect(original.textContent).toBe("Start updated end"); 195 - }); 196 - }); 197 198 describe("morph() - Element identity and IDs", () => { 199 it("should preserve element identity when using IDs", () => { 200 - const original = document.createElement("div"); 201 - original.innerHTML = '<p id="p1">Para 1</p><p id="p2">Para 2</p>'; 202 203 - const reference = document.createElement("div"); 204 - reference.innerHTML = '<p id="p2">Para 2</p><p id="p1">Para 1</p>'; 205 206 - const p1Original = original.querySelector("#p1"); 207 208 - morph(original, reference); 209 210 - const p1After = original.querySelector("#p1"); 211 212 - expect(p1After).toBe(p1Original); 213 - }); 214 215 it("should reorder elements with IDs correctly", () => { 216 - const original = document.createElement("div"); 217 - original.innerHTML = '<span id="a">A</span><span id="b">B</span><span id="c">C</span>'; 218 219 - const reference = document.createElement("div"); 220 - reference.innerHTML = '<span id="c">C</span><span id="a">A</span><span id="b">B</span>'; 221 222 - const originalA = original.querySelector("#a"); 223 224 - morph(original, reference); 225 226 - const newA = original.querySelector("#a"); 227 228 - expect(newA).toBe(originalA); 229 - expect(original.children[1]).toBe(newA); 230 - }); 231 - }); 232 233 describe("morph() - Callbacks", () => { 234 it("should call beforeNodeMorphed and afterNodeMorphed", () => { 235 - const original = document.createElement("div"); 236 - original.textContent = "Before"; 237 238 - const reference = document.createElement("div"); 239 - reference.textContent = "After"; 240 241 - let beforeCalled = false; 242 - let afterCalled = false; 243 244 morph(original, reference, { 245 beforeNodeMorphed: () => { 246 - beforeCalled = true; 247 - return true; 248 }, 249 afterNodeMorphed: () => { 250 - afterCalled = true; 251 }, 252 - }); 253 254 - expect(beforeCalled).toBe(true); 255 - expect(afterCalled).toBe(true); 256 - }); 257 258 it("should cancel morphing if beforeNodeMorphed returns false", () => { 259 - const original = document.createElement("div"); 260 - original.textContent = "Original"; 261 262 - const reference = document.createElement("div"); 263 - reference.textContent = "Reference"; 264 265 morph(original, reference, { 266 beforeNodeMorphed: () => false, 267 - }); 268 269 - expect(original.textContent).toBe("Original"); 270 - }); 271 272 it("should call beforeNodeAdded and afterNodeAdded", () => { 273 - const original = document.createElement("div"); 274 275 - const reference = document.createElement("div"); 276 - const newChild = document.createElement("p"); 277 - newChild.textContent = "New"; 278 - reference.appendChild(newChild); 279 280 - let beforeAddCalled = false; 281 - let afterAddCalled = false; 282 283 morph(original, reference, { 284 beforeNodeAdded: () => { 285 - beforeAddCalled = true; 286 - return true; 287 }, 288 afterNodeAdded: () => { 289 - afterAddCalled = true; 290 }, 291 - }); 292 293 - expect(beforeAddCalled).toBe(true); 294 - expect(afterAddCalled).toBe(true); 295 - }); 296 297 it("should call beforeNodeRemoved and afterNodeRemoved", () => { 298 - const original = document.createElement("div"); 299 - const child = document.createElement("p"); 300 - child.textContent = "To remove"; 301 - original.appendChild(child); 302 303 - const reference = document.createElement("div"); 304 305 - let beforeRemoveCalled = false; 306 - let afterRemoveCalled = false; 307 308 morph(original, reference, { 309 beforeNodeRemoved: () => { 310 - beforeRemoveCalled = true; 311 - return true; 312 }, 313 afterNodeRemoved: () => { 314 - afterRemoveCalled = true; 315 }, 316 - }); 317 318 - expect(beforeRemoveCalled).toBe(true); 319 - expect(afterRemoveCalled).toBe(true); 320 - }); 321 322 it("should call attribute update callbacks", () => { 323 - const original = document.createElement("div"); 324 325 - const reference = document.createElement("div"); 326 - reference.setAttribute("data-test", "value"); 327 328 - let callbackCalled = false; 329 330 morph(original, reference, { 331 afterAttributeUpdated: (element, attrName) => { 332 if (attrName === "data-test") { 333 - callbackCalled = true; 334 } 335 }, 336 - }); 337 338 - expect(callbackCalled).toBe(true); 339 - }); 340 - }); 341 342 describe("morph() - Form elements", () => { 343 it("should update input value", () => { 344 - const original = document.createElement("input") as HTMLInputElement; 345 - original.type = "text"; 346 - original.value = "old"; 347 348 - const reference = document.createElement("input") as HTMLInputElement; 349 - reference.type = "text"; 350 - reference.value = "new"; 351 352 - morph(original, reference); 353 354 - expect(original.value).toBe("new"); 355 - }); 356 357 it("should update checkbox checked state", () => { 358 - const original = document.createElement("input") as HTMLInputElement; 359 - original.type = "checkbox"; 360 - original.checked = false; 361 362 - const reference = document.createElement("input") as HTMLInputElement; 363 - reference.type = "checkbox"; 364 - reference.checked = true; 365 366 - morph(original, reference); 367 368 - expect(original.checked).toBe(true); 369 - }); 370 371 it("should update textarea value", () => { 372 - const original = document.createElement("textarea") as HTMLTextAreaElement; 373 - original.textContent = "old text"; 374 375 - const reference = document.createElement("textarea") as HTMLTextAreaElement; 376 - reference.textContent = "new text"; 377 378 - morph(original, reference); 379 380 - expect(original.textContent).toBe("new text"); 381 - }); 382 - }); 383 384 describe("morph() - Options", () => { 385 it("should preserve modified values with preserveModifiedValues option", () => { 386 - const original = document.createElement("input") as HTMLInputElement; 387 - original.value = "user-input"; 388 389 - const reference = document.createElement("input") as HTMLInputElement; 390 - reference.value = "from-server"; 391 392 - morph(original, reference, { preserveModifiedValues: true }); 393 394 - expect(original.value).toBe("user-input"); 395 - }); 396 397 it("should ignore active value with ignoreActiveValue option", () => { 398 - const original = document.createElement("input") as HTMLInputElement; 399 - original.value = "active"; 400 401 - const reference = document.createElement("input") as HTMLInputElement; 402 - reference.value = "inactive"; 403 404 - morph(original, reference, { ignoreActiveValue: true }); 405 406 - expect(original).toBeDefined(); 407 - }); 408 - }); 409 410 describe("morphInner() - Basic functionality", () => { 411 it("should morph inner content only", () => { 412 - const original = document.createElement("div"); 413 - original.id = "container"; 414 - original.innerHTML = "<p>Old</p>"; 415 416 - const reference = document.createElement("div"); 417 - reference.innerHTML = "<p>New</p>"; 418 419 - morphInner(original, reference); 420 421 - expect(original.id).toBe("container"); 422 - expect(original.innerHTML).toBe("<p>New</p>"); 423 - }); 424 425 it("should accept string reference for morphInner", () => { 426 - const original = document.createElement("div"); 427 - original.innerHTML = "<span>Old</span>"; 428 429 - const reference = document.createElement("div"); 430 - reference.innerHTML = "<span>New</span>"; 431 432 - morphInner(original, reference); 433 434 - expect(original.innerHTML).toBe("<span>New</span>"); 435 - }); 436 437 it("should preserve outer element attributes with morphInner", () => { 438 - const original = document.createElement("div"); 439 - original.setAttribute("class", "container"); 440 - original.setAttribute("data-id", "123"); 441 - original.innerHTML = "<p>Old</p>"; 442 443 - const reference = document.createElement("div"); 444 - reference.setAttribute("class", "different"); 445 - reference.innerHTML = "<p>New</p>"; 446 447 - morphInner(original, reference); 448 449 - expect(original.getAttribute("class")).toBe("container"); 450 - expect(original.getAttribute("data-id")).toBe("123"); 451 - expect(original.innerHTML).toBe("<p>New</p>"); 452 - }); 453 454 it("should update multiple children with morphInner", () => { 455 - const original = document.createElement("ul"); 456 - original.innerHTML = "<li>Item 1</li><li>Item 2</li>"; 457 458 - const reference = document.createElement("ul"); 459 - reference.innerHTML = "<li>Item A</li><li>Item B</li><li>Item C</li>"; 460 461 - morphInner(original, reference); 462 463 - expect(original.children.length).toBe(3); 464 - expect(original.children[0].textContent).toBe("Item A"); 465 - expect(original.children[2].textContent).toBe("Item C"); 466 - }); 467 468 it("should empty contents with morphInner when reference has no children", () => { 469 - const original = document.createElement("div"); 470 - original.innerHTML = "<span>Content</span><p>More</p>"; 471 472 - const reference = document.createElement("div"); 473 474 - morphInner(original, reference); 475 476 - expect(original.children.length).toBe(0); 477 - }); 478 - }); 479 480 describe("Edge cases and complex scenarios", () => { 481 it("should handle empty elements", () => { 482 - const original = document.createElement("div"); 483 - const reference = document.createElement("div"); 484 485 - expect(() => morph(original, reference)).not.toThrow(); 486 - expect(original.children.length).toBe(0); 487 - }); 488 489 it("should handle deeply nested structures", () => { 490 - const original = document.createElement("div"); 491 - original.innerHTML = "<div><div><div><span>Deep</span></div></div></div>"; 492 493 - const reference = document.createElement("div"); 494 - reference.innerHTML = "<div><div><div><span>Updated</span></div></div></div>"; 495 496 - morph(original, reference); 497 498 - expect(original.querySelector("span")?.textContent).toBe("Updated"); 499 - }); 500 501 it("should handle special characters in text", () => { 502 - const original = document.createElement("div"); 503 - original.textContent = "Hello & goodbye"; 504 505 - const reference = document.createElement("div"); 506 - reference.textContent = 'Special <> characters "test"'; 507 508 - morph(original, reference); 509 510 - expect(original.textContent).toBe('Special <> characters "test"'); 511 - }); 512 513 it("should handle multiple class names", () => { 514 - const original = document.createElement("div"); 515 - original.classList.add("class1", "class2", "class3"); 516 517 - const reference = document.createElement("div"); 518 - reference.classList.add("class2", "class3", "class4"); 519 520 - morph(original, reference); 521 522 - expect(original.classList.contains("class2")).toBe(true); 523 - expect(original.classList.contains("class3")).toBe(true); 524 - expect(original.classList.contains("class4")).toBe(true); 525 - expect(original.classList.contains("class1")).toBe(false); 526 - }); 527 528 it("should handle element replacement", () => { 529 - const original = document.createElement("div"); 530 - const span = document.createElement("span"); 531 - span.textContent = "Span"; 532 - original.appendChild(span); 533 534 - const reference = document.createElement("div"); 535 - const p = document.createElement("p"); 536 - p.textContent = "Paragraph"; 537 - reference.appendChild(p); 538 539 - morph(original, reference); 540 541 - expect(original.children[0].nodeName).toBe("P"); 542 - expect(original.children[0].textContent).toBe("Paragraph"); 543 - }); 544 545 it("should handle list updates with ID preservation", () => { 546 - const original = document.createElement("ul"); 547 - original.innerHTML = '<li id="item-1">Item 1</li><li id="item-2">Item 2</li><li id="item-3">Item 3</li>'; 548 549 - const item2Ref = original.querySelector("#item-2"); 550 551 - const reference = document.createElement("ul"); 552 reference.innerHTML = 553 - '<li id="item-1">Item 1</li><li id="item-3">Item 3</li><li id="item-2">Item 2</li><li id="item-4">Item 4</li>'; 554 555 - morph(original, reference); 556 557 - expect(original.querySelector("#item-2")).toBe(item2Ref); 558 - expect(original.children.length).toBe(4); 559 - }); 560 561 it("should handle complex page-like structure", () => { 562 - const original = document.createElement("main"); 563 original.innerHTML = ` 564 <header id="header"> 565 <h1>Title</h1> ··· 567 <article> 568 <p>Old paragraph</p> 569 </article> 570 - `; 571 572 - const reference = document.createElement("main"); 573 reference.innerHTML = ` 574 <header id="header"> 575 <h1>New Title</h1> ··· 578 <p>New paragraph</p> 579 <p>Another paragraph</p> 580 </article> 581 - `; 582 583 - const headerRef = original.querySelector("#header"); 584 585 - morph(original, reference); 586 587 - expect(original.querySelector("#header")).toBe(headerRef); 588 - expect(original.querySelector("h1")?.textContent).toBe("New Title"); 589 - expect(original.querySelectorAll("article p").length).toBe(2); 590 - }); 591 592 it("should handle nested element morphing with updates", () => { 593 - const original = document.createElement("div"); 594 - original.innerHTML = "<p>Old <span>content</span></p>"; 595 596 - const reference = document.createElement("div"); 597 - reference.innerHTML = "<p>New <span>text</span></p>"; 598 599 - morph(original, reference); 600 601 - expect(original.innerHTML).toBe("<p>New <span>text</span></p>"); 602 - }); 603 604 it("should preserve element reference through morph", () => { 605 - const original = document.createElement("div"); 606 - original.textContent = "Original"; 607 608 - const reference = document.createElement("div"); 609 - reference.textContent = "Updated"; 610 611 - const originalRef = original; 612 - morph(original, reference); 613 614 - expect(original).toBe(originalRef); 615 - expect(original.textContent).toBe("Updated"); 616 - }); 617 - }); 618 - });

··· 1 + import { describe, it, expect, beforeEach, afterEach } from "vitest" 2 + import { morph, morphInner } from "../src/morphlex" 3 4 describe("Morphlex Vitest Suite", () => { 5 + let container: HTMLElement 6 7 beforeEach(() => { 8 + container = document.createElement("div") 9 + document.body.appendChild(container) 10 + }) 11 12 afterEach(() => { 13 if (container && container.parentNode) { 14 + container.parentNode.removeChild(container) 15 } 16 + }) 17 18 describe("morph() - Basic functionality", () => { 19 it("should update text content", () => { 20 + const original = document.createElement("div") 21 + original.textContent = "Hello" 22 23 + const reference = document.createElement("div") 24 + reference.textContent = "World" 25 26 + morph(original, reference) 27 28 + expect(original.textContent).toBe("World") 29 + }) 30 31 it("should accept HTML string as reference", () => { 32 + const original = document.createElement("div") 33 + original.textContent = "Old" 34 35 + morph(original, "<div>New</div>") 36 37 + expect(original.textContent).toBe("New") 38 + }) 39 40 it("should preserve element when morphing matching tags", () => { 41 + const original = document.createElement("div") 42 + original.id = "test" 43 + const elementRef = original 44 45 + const reference = document.createElement("div") 46 + reference.textContent = "Updated" 47 48 + morph(original, reference) 49 50 + expect(original).toBe(elementRef) 51 + expect(original.textContent).toBe("Updated") 52 + }) 53 54 it("should replace element when morphing different tags", () => { 55 + const original = document.createElement("div") 56 + const parent = document.createElement("section") 57 + parent.appendChild(original) 58 59 + const reference = document.createElement("span") 60 + reference.textContent = "Updated" 61 62 + morph(original, reference) 63 64 + expect(parent.querySelector("span")).toBeTruthy() 65 + expect(parent.querySelector("div")).toBeFalsy() 66 + }) 67 + }) 68 69 describe("morph() - Attribute handling", () => { 70 it("should add attributes", () => { 71 + const original = document.createElement("button") 72 73 + const reference = document.createElement("button") 74 + reference.setAttribute("class", "btn-primary") 75 + reference.setAttribute("disabled", "") 76 77 + morph(original, reference) 78 79 + expect(original.className).toBe("btn-primary") 80 + expect(original.hasAttribute("disabled")).toBe(true) 81 + }) 82 83 it("should remove attributes", () => { 84 + const original = document.createElement("div") 85 + original.setAttribute("data-test", "value") 86 87 + const reference = document.createElement("div") 88 89 + morph(original, reference) 90 91 + expect(original.hasAttribute("data-test")).toBe(false) 92 + }) 93 94 it("should update attributes", () => { 95 + const original = document.createElement("div") 96 + original.setAttribute("data-value", "old") 97 98 + const reference = document.createElement("div") 99 + reference.setAttribute("data-value", "new") 100 101 + morph(original, reference) 102 103 + expect(original.getAttribute("data-value")).toBe("new") 104 + }) 105 106 it("should update class attribute", () => { 107 + const original = document.createElement("div") 108 + original.className = "old-class" 109 110 + const reference = document.createElement("div") 111 + reference.className = "new-class" 112 113 + morph(original, reference) 114 115 + expect(original.className).toBe("new-class") 116 + }) 117 + }) 118 119 describe("morph() - Child elements", () => { 120 it("should add child elements", () => { 121 + const original = document.createElement("ul") 122 123 + const reference = document.createElement("ul") 124 + const li1 = document.createElement("li") 125 + li1.textContent = "Item 1" 126 + const li2 = document.createElement("li") 127 + li2.textContent = "Item 2" 128 + reference.appendChild(li1) 129 + reference.appendChild(li2) 130 131 + morph(original, reference) 132 133 + expect(original.children.length).toBe(2) 134 + expect(original.children[0].textContent).toBe("Item 1") 135 + }) 136 137 it("should remove excess child elements", () => { 138 + const original = document.createElement("ul") 139 + original.innerHTML = "<li>A</li><li>B</li><li>C</li>" 140 141 + const reference = document.createElement("ul") 142 + reference.innerHTML = "<li>A</li>" 143 144 + morph(original, reference) 145 146 + expect(original.children.length).toBe(1) 147 + }) 148 149 it("should morph existing child elements", () => { 150 + const original = document.createElement("div") 151 + const child = document.createElement("span") 152 + child.textContent = "old" 153 + original.appendChild(child) 154 155 + const reference = document.createElement("div") 156 + const refChild = document.createElement("span") 157 + refChild.textContent = "new" 158 + reference.appendChild(refChild) 159 160 + morph(original, reference) 161 162 + expect(original.children[0].textContent).toBe("new") 163 + }) 164 165 it("should handle text nodes", () => { 166 + const original = document.createElement("div") 167 + original.appendChild(document.createTextNode("Hello")) 168 169 + const reference = document.createElement("div") 170 + reference.appendChild(document.createTextNode("World")) 171 172 + morph(original, reference) 173 174 + expect(original.textContent).toBe("World") 175 + }) 176 177 it("should handle mixed text and element nodes", () => { 178 + const original = document.createElement("div") 179 + original.appendChild(document.createTextNode("Start ")) 180 + const span = document.createElement("span") 181 + span.textContent = "middle" 182 + original.appendChild(span) 183 + original.appendChild(document.createTextNode(" end")) 184 185 + const reference = document.createElement("div") 186 + reference.appendChild(document.createTextNode("Start ")) 187 + const refSpan = document.createElement("span") 188 + refSpan.textContent = "updated" 189 + reference.appendChild(refSpan) 190 + reference.appendChild(document.createTextNode(" end")) 191 192 + morph(original, reference) 193 194 + expect(original.textContent).toBe("Start updated end") 195 + }) 196 + }) 197 198 describe("morph() - Element identity and IDs", () => { 199 it("should preserve element identity when using IDs", () => { 200 + const original = document.createElement("div") 201 + original.innerHTML = '<p id="p1">Para 1</p><p id="p2">Para 2</p>' 202 203 + const reference = document.createElement("div") 204 + reference.innerHTML = '<p id="p2">Para 2</p><p id="p1">Para 1</p>' 205 206 + const p1Original = original.querySelector("#p1") 207 208 + morph(original, reference) 209 210 + const p1After = original.querySelector("#p1") 211 212 + expect(p1After).toBe(p1Original) 213 + }) 214 215 it("should reorder elements with IDs correctly", () => { 216 + const original = document.createElement("div") 217 + original.innerHTML = '<span id="a">A</span><span id="b">B</span><span id="c">C</span>' 218 219 + const reference = document.createElement("div") 220 + reference.innerHTML = '<span id="c">C</span><span id="a">A</span><span id="b">B</span>' 221 222 + const originalA = original.querySelector("#a") 223 224 + morph(original, reference) 225 226 + const newA = original.querySelector("#a") 227 228 + expect(newA).toBe(originalA) 229 + expect(original.children[1]).toBe(newA) 230 + }) 231 + }) 232 233 describe("morph() - Callbacks", () => { 234 it("should call beforeNodeMorphed and afterNodeMorphed", () => { 235 + const original = document.createElement("div") 236 + original.textContent = "Before" 237 238 + const reference = document.createElement("div") 239 + reference.textContent = "After" 240 241 + let beforeCalled = false 242 + let afterCalled = false 243 244 morph(original, reference, { 245 beforeNodeMorphed: () => { 246 + beforeCalled = true 247 + return true 248 }, 249 afterNodeMorphed: () => { 250 + afterCalled = true 251 }, 252 + }) 253 254 + expect(beforeCalled).toBe(true) 255 + expect(afterCalled).toBe(true) 256 + }) 257 258 it("should cancel morphing if beforeNodeMorphed returns false", () => { 259 + const original = document.createElement("div") 260 + original.textContent = "Original" 261 262 + const reference = document.createElement("div") 263 + reference.textContent = "Reference" 264 265 morph(original, reference, { 266 beforeNodeMorphed: () => false, 267 + }) 268 269 + expect(original.textContent).toBe("Original") 270 + }) 271 272 it("should call beforeNodeAdded and afterNodeAdded", () => { 273 + const original = document.createElement("div") 274 275 + const reference = document.createElement("div") 276 + const newChild = document.createElement("p") 277 + newChild.textContent = "New" 278 + reference.appendChild(newChild) 279 280 + let beforeAddCalled = false 281 + let afterAddCalled = false 282 283 morph(original, reference, { 284 beforeNodeAdded: () => { 285 + beforeAddCalled = true 286 + return true 287 }, 288 afterNodeAdded: () => { 289 + afterAddCalled = true 290 }, 291 + }) 292 293 + expect(beforeAddCalled).toBe(true) 294 + expect(afterAddCalled).toBe(true) 295 + }) 296 297 it("should call beforeNodeRemoved and afterNodeRemoved", () => { 298 + const original = document.createElement("div") 299 + const child = document.createElement("p") 300 + child.textContent = "To remove" 301 + original.appendChild(child) 302 303 + const reference = document.createElement("div") 304 305 + let beforeRemoveCalled = false 306 + let afterRemoveCalled = false 307 308 morph(original, reference, { 309 beforeNodeRemoved: () => { 310 + beforeRemoveCalled = true 311 + return true 312 }, 313 afterNodeRemoved: () => { 314 + afterRemoveCalled = true 315 }, 316 + }) 317 318 + expect(beforeRemoveCalled).toBe(true) 319 + expect(afterRemoveCalled).toBe(true) 320 + }) 321 322 it("should call attribute update callbacks", () => { 323 + const original = document.createElement("div") 324 325 + const reference = document.createElement("div") 326 + reference.setAttribute("data-test", "value") 327 328 + let callbackCalled = false 329 330 morph(original, reference, { 331 afterAttributeUpdated: (element, attrName) => { 332 if (attrName === "data-test") { 333 + callbackCalled = true 334 } 335 }, 336 + }) 337 338 + expect(callbackCalled).toBe(true) 339 + }) 340 + }) 341 342 describe("morph() - Form elements", () => { 343 it("should update input value", () => { 344 + const original = document.createElement("input") as HTMLInputElement 345 + original.type = "text" 346 + original.value = "old" 347 348 + const reference = document.createElement("input") as HTMLInputElement 349 + reference.type = "text" 350 + reference.value = "new" 351 352 + morph(original, reference) 353 354 + expect(original.value).toBe("new") 355 + }) 356 357 it("should update checkbox checked state", () => { 358 + const original = document.createElement("input") as HTMLInputElement 359 + original.type = "checkbox" 360 + original.checked = false 361 362 + const reference = document.createElement("input") as HTMLInputElement 363 + reference.type = "checkbox" 364 + reference.checked = true 365 366 + morph(original, reference) 367 368 + expect(original.checked).toBe(true) 369 + }) 370 371 it("should update textarea value", () => { 372 + const original = document.createElement("textarea") as HTMLTextAreaElement 373 + original.textContent = "old text" 374 375 + const reference = document.createElement("textarea") as HTMLTextAreaElement 376 + reference.textContent = "new text" 377 378 + morph(original, reference) 379 380 + expect(original.textContent).toBe("new text") 381 + }) 382 + }) 383 384 describe("morph() - Options", () => { 385 it("should preserve modified values with preserveModifiedValues option", () => { 386 + const original = document.createElement("input") as HTMLInputElement 387 + original.value = "user-input" 388 389 + const reference = document.createElement("input") as HTMLInputElement 390 + reference.value = "from-server" 391 392 + morph(original, reference, { preserveModifiedValues: true }) 393 394 + expect(original.value).toBe("user-input") 395 + }) 396 397 it("should ignore active value with ignoreActiveValue option", () => { 398 + const original = document.createElement("input") as HTMLInputElement 399 + original.value = "active" 400 401 + const reference = document.createElement("input") as HTMLInputElement 402 + reference.value = "inactive" 403 404 + morph(original, reference, { ignoreActiveValue: true }) 405 406 + expect(original).toBeDefined() 407 + }) 408 + }) 409 410 describe("morphInner() - Basic functionality", () => { 411 it("should morph inner content only", () => { 412 + const original = document.createElement("div") 413 + original.id = "container" 414 + original.innerHTML = "<p>Old</p>" 415 416 + const reference = document.createElement("div") 417 + reference.innerHTML = "<p>New</p>" 418 419 + morphInner(original, reference) 420 421 + expect(original.id).toBe("container") 422 + expect(original.innerHTML).toBe("<p>New</p>") 423 + }) 424 425 it("should accept string reference for morphInner", () => { 426 + const original = document.createElement("div") 427 + original.innerHTML = "<span>Old</span>" 428 429 + const reference = document.createElement("div") 430 + reference.innerHTML = "<span>New</span>" 431 432 + morphInner(original, reference) 433 434 + expect(original.innerHTML).toBe("<span>New</span>") 435 + }) 436 437 it("should preserve outer element attributes with morphInner", () => { 438 + const original = document.createElement("div") 439 + original.setAttribute("class", "container") 440 + original.setAttribute("data-id", "123") 441 + original.innerHTML = "<p>Old</p>" 442 443 + const reference = document.createElement("div") 444 + reference.setAttribute("class", "different") 445 + reference.innerHTML = "<p>New</p>" 446 447 + morphInner(original, reference) 448 449 + expect(original.getAttribute("class")).toBe("container") 450 + expect(original.getAttribute("data-id")).toBe("123") 451 + expect(original.innerHTML).toBe("<p>New</p>") 452 + }) 453 454 it("should update multiple children with morphInner", () => { 455 + const original = document.createElement("ul") 456 + original.innerHTML = "<li>Item 1</li><li>Item 2</li>" 457 458 + const reference = document.createElement("ul") 459 + reference.innerHTML = "<li>Item A</li><li>Item B</li><li>Item C</li>" 460 461 + morphInner(original, reference) 462 463 + expect(original.children.length).toBe(3) 464 + expect(original.children[0].textContent).toBe("Item A") 465 + expect(original.children[2].textContent).toBe("Item C") 466 + }) 467 468 it("should empty contents with morphInner when reference has no children", () => { 469 + const original = document.createElement("div") 470 + original.innerHTML = "<span>Content</span><p>More</p>" 471 472 + const reference = document.createElement("div") 473 474 + morphInner(original, reference) 475 476 + expect(original.children.length).toBe(0) 477 + }) 478 + }) 479 480 describe("Edge cases and complex scenarios", () => { 481 it("should handle empty elements", () => { 482 + const original = document.createElement("div") 483 + const reference = document.createElement("div") 484 485 + expect(() => morph(original, reference)).not.toThrow() 486 + expect(original.children.length).toBe(0) 487 + }) 488 489 it("should handle deeply nested structures", () => { 490 + const original = document.createElement("div") 491 + original.innerHTML = "<div><div><div><span>Deep</span></div></div></div>" 492 493 + const reference = document.createElement("div") 494 + reference.innerHTML = "<div><div><div><span>Updated</span></div></div></div>" 495 496 + morph(original, reference) 497 498 + expect(original.querySelector("span")?.textContent).toBe("Updated") 499 + }) 500 501 it("should handle special characters in text", () => { 502 + const original = document.createElement("div") 503 + original.textContent = "Hello & goodbye" 504 505 + const reference = document.createElement("div") 506 + reference.textContent = 'Special <> characters "test"' 507 508 + morph(original, reference) 509 510 + expect(original.textContent).toBe('Special <> characters "test"') 511 + }) 512 513 it("should handle multiple class names", () => { 514 + const original = document.createElement("div") 515 + original.classList.add("class1", "class2", "class3") 516 517 + const reference = document.createElement("div") 518 + reference.classList.add("class2", "class3", "class4") 519 520 + morph(original, reference) 521 522 + expect(original.classList.contains("class2")).toBe(true) 523 + expect(original.classList.contains("class3")).toBe(true) 524 + expect(original.classList.contains("class4")).toBe(true) 525 + expect(original.classList.contains("class1")).toBe(false) 526 + }) 527 528 it("should handle element replacement", () => { 529 + const original = document.createElement("div") 530 + const span = document.createElement("span") 531 + span.textContent = "Span" 532 + original.appendChild(span) 533 534 + const reference = document.createElement("div") 535 + const p = document.createElement("p") 536 + p.textContent = "Paragraph" 537 + reference.appendChild(p) 538 539 + morph(original, reference) 540 541 + expect(original.children[0].nodeName).toBe("P") 542 + expect(original.children[0].textContent).toBe("Paragraph") 543 + }) 544 545 it("should handle list updates with ID preservation", () => { 546 + const original = document.createElement("ul") 547 + original.innerHTML = '<li id="item-1">Item 1</li><li id="item-2">Item 2</li><li id="item-3">Item 3</li>' 548 549 + const item2Ref = original.querySelector("#item-2") 550 551 + const reference = document.createElement("ul") 552 reference.innerHTML = 553 + '<li id="item-1">Item 1</li><li id="item-3">Item 3</li><li id="item-2">Item 2</li><li id="item-4">Item 4</li>' 554 555 + morph(original, reference) 556 557 + expect(original.querySelector("#item-2")).toBe(item2Ref) 558 + expect(original.children.length).toBe(4) 559 + }) 560 561 it("should handle complex page-like structure", () => { 562 + const original = document.createElement("main") 563 original.innerHTML = ` 564 <header id="header"> 565 <h1>Title</h1> ··· 567 <article> 568 <p>Old paragraph</p> 569 </article> 570 + ` 571 572 + const reference = document.createElement("main") 573 reference.innerHTML = ` 574 <header id="header"> 575 <h1>New Title</h1> ··· 578 <p>New paragraph</p> 579 <p>Another paragraph</p> 580 </article> 581 + ` 582 583 + const headerRef = original.querySelector("#header") 584 585 + morph(original, reference) 586 587 + expect(original.querySelector("#header")).toBe(headerRef) 588 + expect(original.querySelector("h1")?.textContent).toBe("New Title") 589 + expect(original.querySelectorAll("article p").length).toBe(2) 590 + }) 591 592 it("should handle nested element morphing with updates", () => { 593 + const original = document.createElement("div") 594 + original.innerHTML = "<p>Old <span>content</span></p>" 595 596 + const reference = document.createElement("div") 597 + reference.innerHTML = "<p>New <span>text</span></p>" 598 599 + morph(original, reference) 600 601 + expect(original.innerHTML).toBe("<p>New <span>text</span></p>") 602 + }) 603 604 it("should preserve element reference through morph", () => { 605 + const original = document.createElement("div") 606 + original.textContent = "Original" 607 608 + const reference = document.createElement("div") 609 + reference.textContent = "Updated" 610 611 + const originalRef = original 612 + morph(original, reference) 613 614 + expect(original).toBe(originalRef) 615 + expect(original.textContent).toBe("Updated") 616 + }) 617 + }) 618 + })

+2 -2

vitest.config.ts

··· 1 - import { defineConfig } from "vitest/config"; 2 3 export default defineConfig({ 4 test: { ··· 7 testTimeout: 10000, 8 hookTimeout: 10000, 9 }, 10 - });

··· 1 + import { defineConfig } from "vitest/config" 2 3 export default defineConfig({ 4 test: { ··· 7 testTimeout: 10000, 8 hookTimeout: 10000, 9 }, 10 + })