watchexec/completions/elvish

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use builtin;
use str;
set edit:completion:arg-completer[watchexec] = {|@words|
fn spaces {|n|
builtin:repeat $n ' ' | str:join ''
}
fn cand {|text desc|
edit:complex-candidate $text &display=$text' '(spaces (- 14 (wcswidth $text)))$desc
}
var command = 'watchexec'
for word $words[1..-1] {
if (str:has-prefix $word '-') {
break
}
set command = $command';'$word
}
var completions = [
&'watchexec'= {
cand -w 'Watch a specific file or directory'
cand --watch 'Watch a specific file or directory'
cand -W 'Watch a specific directory, non-recursively'
cand --watch-non-recursive 'Watch a specific directory, non-recursively'
cand -c 'Clear screen before running command'
cand --clear 'Clear screen before running command'
cand -o 'What to do when receiving events while the command is running'
cand --on-busy-update 'What to do when receiving events while the command is running'
cand -s 'Send a signal to the process when it''s still running'
cand --signal 'Send a signal to the process when it''s still running'
cand --stop-signal 'Signal to send to stop the command'
cand --stop-timeout 'Time to wait for the command to exit gracefully'
cand --map-signal 'Translate signals from the OS to signals to send to the command'
cand -d 'Time to wait for new events before taking action'
cand --debounce 'Time to wait for new events before taking action'
cand --delay-run 'Sleep before running the command'
cand --poll 'Poll for filesystem changes'
cand --shell 'Use a different shell'
cand --emit-events-to 'Configure event emission'
cand -E 'Add env vars to the command'
cand --env 'Add env vars to the command'
cand --wrap-process 'Configure how the process is wrapped'
cand --color 'When to use terminal colours'
cand --project-origin 'Set the project origin'
cand --workdir 'Set the working directory'
cand -e 'Filename extensions to filter to'
cand --exts 'Filename extensions to filter to'
cand -f 'Filename patterns to filter to'
cand --filter 'Filename patterns to filter to'
cand --filter-file 'Files to load filters from'
cand -j '[experimental] Filter programs'
cand --filter-prog '[experimental] Filter programs'
cand -i 'Filename patterns to filter out'
cand --ignore 'Filename patterns to filter out'
cand --ignore-file 'Files to load ignores from'
cand --fs-events 'Filesystem events to filter to'
cand --completions 'Generate a shell completions script'
cand --log-file 'Write diagnostic logs to a file'
cand -r 'Restart the process if it''s still running'
cand --restart 'Restart the process if it''s still running'
cand --stdin-quit 'Exit when stdin closes'
cand --no-vcs-ignore 'Don''t load gitignores'
cand --no-project-ignore 'Don''t load project-local ignores'
cand --no-global-ignore 'Don''t load global ignores'
cand --no-default-ignore 'Don''t use internal default ignores'
cand --no-discover-ignore 'Don''t discover ignore files at all'
cand --ignore-nothing 'Don''t ignore anything at all'
cand -p 'Wait until first change before running command'
cand --postpone 'Wait until first change before running command'
cand -n 'Shorthand for ''--shell=none'''
cand --no-environment 'Deprecated shorthand for ''--emit-events=none'''
cand --only-emit-events 'Only emit events to stdout, run no commands'
cand --no-process-group 'Don''t use a process group'
cand -1 'Testing only: exit Watchexec after the first run'
cand -N 'Alert when commands start and end'
cand --notify 'Alert when commands start and end'
cand --timings 'Print how long the command took to run'
cand -q 'Don''t print starting and stopping messages'
cand --quiet 'Don''t print starting and stopping messages'
cand --bell 'Ring the terminal bell on command completion'
cand --no-meta 'Don''t emit fs events for metadata changes'
cand --print-events 'Print events that trigger actions'
cand --manual 'Show the manual page'
cand -v 'Set diagnostic log level'
cand --verbose 'Set diagnostic log level'
cand -h 'Print help (see more with ''--help'')'
cand --help 'Print help (see more with ''--help'')'
cand -V 'Print version'
cand --version 'Print version'
}
]
$completions[$command]
}