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vitorpy's Dotfiles
1function _fzf_search_processes --description "Search all running processes. Replace the current token with the pid of the selected process."
2 # Directly use ps command because it is often aliased to a different command entirely
3 # or with options that dirty the search results and preview output
4 set -f ps_cmd (command -v ps || echo "ps")
5 # use all caps to be consistent with ps default format
6 # snake_case because ps doesn't seem to allow spaces in the field names
7 set -f ps_preview_fmt (string join ',' 'pid' 'ppid=PARENT' 'user' '%cpu' 'rss=RSS_IN_KB' 'start=START_TIME' 'command')
8 set -f processes_selected (
9 $ps_cmd -A -opid,command | \
10 _fzf_wrapper --multi \
11 --prompt="Processes> " \
12 --query (commandline --current-token) \
13 --ansi \
14 # first line outputted by ps is a header, so we need to mark it as so
15 --header-lines=1 \
16 # ps uses exit code 1 if the process was not found, in which case show an message explaining so
17 --preview="$ps_cmd -o '$ps_preview_fmt' -p {1} || echo 'Cannot preview {1} because it exited.'" \
18 --preview-window="bottom:4:wrap" \
19 $fzf_processes_opts
20 )
21
22 if test $status -eq 0
23 for process in $processes_selected
24 set -f --append pids_selected (string split --no-empty --field=1 -- " " $process)
25 end
26
27 # string join to replace the newlines outputted by string split with spaces
28 commandline --current-token --replace -- (string join ' ' $pids_selected)
29 end
30
31 commandline --function repaint
32end