mirror of
https://github.com/BurntSushi/ripgrep.git
synced 2024-12-12 19:18:24 +02:00
95 lines
2.6 KiB
Bash
Executable File
95 lines
2.6 KiB
Bash
Executable File
#!/usr/bin/env zsh
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##
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# Compares options in `rg --help` output to options in zsh completion function
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emulate -R zsh
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setopt extended_glob
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setopt no_function_argzero
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setopt no_unset
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get_comp_args() {
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setopt local_options unset
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# Our completion function recognises a special variable which tells it to
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# dump the _arguments specs and then just return. But do this in a sub-shell
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# anyway to avoid any weirdness
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( _RG_COMPLETE_LIST_ARGS=1 source $1 )
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return $?
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}
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main() {
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local diff
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local rg="${${0:a}:h}/../target/${TARGET:-}/release/rg"
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local _rg="${${0:a}:h}/../complete/_rg"
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local -a help_args comp_args
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[[ -e $rg ]] || rg=${rg/%\/release\/rg/\/debug\/rg}
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[[ -e $rg ]] || {
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printf >&2 'File not found: %s\n' $rg
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return 1
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}
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[[ -e $_rg ]] || {
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printf >&2 'File not found: %s\n' $_rg
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return 1
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}
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printf 'Comparing options:\n-%s\n+%s\n' $rg $_rg
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# 'Parse' options out of the `--help` output. To prevent false positives we
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# only look at lines where the first non-white-space character is `-`
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help_args=( ${(f)"$(
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$rg --help |
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$rg -- '^\s*-' |
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$rg -io -- '[\t ,](-[a-z0-9]|--[a-z0-9-]+)\b' |
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tr -d '\t ,' |
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sort -u
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)"} )
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# 'Parse' options out of the completion function
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comp_args=( ${(f)"$( get_comp_args $_rg )"} )
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comp_args=( ${comp_args#\(*\)} ) # Strip excluded options
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comp_args=( ${comp_args#\*} ) # Strip repetition indicator
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comp_args=( ${comp_args%%-[:[]*} ) # Strip everything after -optname-
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comp_args=( ${comp_args%%[:+=[]*} ) # Strip everything after other optspecs
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comp_args=( ${comp_args##[^-]*} ) # Remove non-options
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# This probably isn't necessary, but we should ensure the same order
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comp_args=( ${(f)"$( printf '%s\n' $comp_args | sort -u )"} )
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(( $#help_args )) || {
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printf >&2 'Failed to get help_args\n'
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return 1
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}
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(( $#comp_args )) || {
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printf >&2 'Failed to get comp_args\n'
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return 1
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}
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diff="$(
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if diff --help 2>&1 | grep -qF -- '--label'; then
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diff -U2 \
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--label '`rg --help`' \
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--label '`_rg`' \
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=( printf '%s\n' $help_args ) =( printf '%s\n' $comp_args )
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else
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diff -U2 \
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-L '`rg --help`' \
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-L '`_rg`' \
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=( printf '%s\n' $help_args ) =( printf '%s\n' $comp_args )
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fi
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)"
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(( $#diff )) && {
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printf >&2 '%s\n' 'zsh completion options differ from `--help` options:'
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printf >&2 '%s\n' $diff
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return 1
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}
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printf 'OK\n'
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return 0
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}
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main "${@}"
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