weethet.eurosky.social
A stable replacement for nix run in haskell
nix
cli
feat: don't print stacktrace on io errors
They are most likely caused by Nix failing so it has most likely already printed the error
+44
-40
app/Main.hs
+44
-40
app/Main.hs
···
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++ ["-E" | buildExpr opts /= Nothing]
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++ if buildReadonlyMode opts then ["--readonly-mode"] else ["--read-write-mode"]
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run :: [Text] -> IO ()
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run passthrough = do
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opts_ <-
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execParser $
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info
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(buildOptionsParser <**> helper)
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(fullDesc <> progDesc "nix-run - run a Nix application" <> OA.header "nix-run - run a Nix application")
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opts <- verifyNoConflicts opts_
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+
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case buildExpr opts of
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Just exprText -> do
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binPath <-
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toString
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<$> fromMaybe
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(mainProgram opts exprText)
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(buildBinary opts <&> pure)
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outPath <- binOutputOrOut opts exprText
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let attr = buildAttrs opts
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let attrArgs = maybe [] (("-A" :) . one) attr
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void $
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readProcessText
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"nix-build"
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(["--no-out-link", "-E", exprText] ++ attrArgs ++ nixBuildArgs opts)
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""
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executeFile (outPath </> "bin" </> binPath) False (map toString passthrough) Nothing
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Nothing -> do
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let file = getFile opts
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binPath <-
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toString
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<$> fromMaybe
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+
(mainProgram opts file)
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(buildBinary opts <&> pure)
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outPath <- binOutputOrOut opts file
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let attr = getAttr opts
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let attrArgs = maybe [] (("-A" :) . one) attr
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void $
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readProcessText
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"nix-build"
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(["--no-out-link", file] ++ attrArgs ++ nixBuildArgs opts)
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""
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executeFile (outPath </> "bin" </> binPath) False (map toString passthrough) Nothing
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+
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main :: IO ()
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main = do
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args <- getArgs
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let (ours, rest) = break (== "--") args
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let passthrough = map toText $ maybe [] tail (nonEmpty rest)
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298
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-
withArgs ours $ do
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-
opts_ <-
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execParser $
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info
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(buildOptionsParser <**> helper)
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-
(fullDesc <> progDesc "nix-run - run a Nix application" <> OA.header "nix-run - run a Nix application")
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-
opts <- verifyNoConflicts opts_
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-
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case buildExpr opts of
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Just exprText -> do
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binPath <-
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toString
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<$> fromMaybe
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(mainProgram opts exprText)
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(buildBinary opts <&> pure)
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-
outPath <- binOutputOrOut opts exprText
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-
let attr = buildAttrs opts
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-
let attrArgs = maybe [] (("-A" :) . one) attr
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-
void $
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readProcessText
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"nix-build"
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(["--no-out-link", "-E", exprText] ++ attrArgs ++ nixBuildArgs opts)
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-
""
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-
executeFile (outPath </> "bin" </> binPath) False (map toString passthrough) Nothing
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-
Nothing -> do
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let file = getFile opts
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binPath <-
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toString
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-
<$> fromMaybe
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(mainProgram opts file)
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-
(buildBinary opts <&> pure)
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-
outPath <- binOutputOrOut opts file
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-
let attr = getAttr opts
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-
let attrArgs = maybe [] (("-A" :) . one) attr
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-
void $
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readProcessText
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"nix-build"
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(["--no-out-link", file] ++ attrArgs ++ nixBuildArgs opts)
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-
""
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-
executeFile (outPath </> "bin" </> binPath) False (map toString passthrough) Nothing
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+
withArgs ours $ catch @IEX.IOError (run passthrough) $ \exn ->
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print exn