91 lines
3.0 KiB
Bash
91 lines
3.0 KiB
Bash
#compdef {{ COMMAND_NAME }}
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# This file is part of the Symfony package.
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#
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# (c) Fabien Potencier <fabien@symfony.com>
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#
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# For the full copyright and license information, please view
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# https://symfony.com/doc/current/contributing/code/license.html
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#
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# zsh completions for {{ COMMAND_NAME }}
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#
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# References:
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# - https://github.com/spf13/cobra/blob/master/zsh_completions.go
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# - https://github.com/symfony/symfony/blob/5.4/src/Symfony/Component/Console/Resources/completion.bash
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#
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_sf_{{ COMMAND_NAME }}() {
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local lastParam out comp sf_cmd
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local -a completions flagPrefix requestComp inputs
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# The user could have moved the cursor backwards on the command-line.
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# We need to trigger completion from the $CURRENT location, so we need
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# to truncate the command-line ($words) up to the $CURRENT location.
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# (We cannot use $CURSOR as its value does not work when a command is an alias.)
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words=("${=words[1,CURRENT]}") lastParam=${words[-1]}
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# For zsh, when completing a flag with an = (e.g., {{ COMMAND_NAME }} -n=<TAB>)
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# completions must be prefixed with the flag
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setopt local_options BASH_REMATCH
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if [[ "${lastParam}" =~ '-.*=' ]]; then
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# We are dealing with a flag with an =
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flagPrefix=(-P "${BASH_REMATCH}")
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fi
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# Prepare the command to obtain completions. An alias is resolved here,
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# because the request is no longer read again by the shell.
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sf_cmd="${words[1]}"
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if [[ -n "${aliases[$sf_cmd]}" ]]; then
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requestComp=(${(z)aliases[$sf_cmd]})
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else
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requestComp=(${~sf_cmd})
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fi
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requestComp+=(_complete --no-interaction -szsh -a{{ VERSION }} "-c$((CURRENT-1))")
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for w in ${words[@]}; do
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w=$(printf -- '%b' "$w")
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# remove quotes from typed values
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quote="${w:0:1}"
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if [ "$quote" = \' ]; then
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w="${w%\'}"
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w="${w#\'}"
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elif [ "$quote" = \" ]; then
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w="${w%\"}"
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w="${w#\"}"
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fi
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# empty values are ignored
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if [ ! -z "$w" ]; then
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inputs+=("-i$w")
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fi
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done
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# Ensure at least 1 input
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if (( ! $#inputs )); then
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inputs=(-i' ')
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fi
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# The request is run without being read again by the shell, so that a
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# "$(...)" or a backtick typed on the command line is not executed
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out=$(SHELL_VERBOSITY=0 "${requestComp[@]}" "${inputs[@]}" 2>/dev/null)
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while IFS='\n' read -r comp; do
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if [ -n "$comp" ]; then
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# If requested, completions are returned with a description.
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# The description is preceded by a TAB character.
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# For zsh's _describe, we need to use a : instead of a TAB.
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# We first need to escape any : as part of the completion itself.
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comp=${comp//:/\\:}
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local tab=$(printf '\t')
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comp=${comp//$tab/:}
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completions+=${comp}
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fi
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done < <(printf "%s\n" "${out[@]}")
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# Let inbuilt _describe handle completions
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_describe "completions" completions "${flagPrefix[@]}"
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return $?
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}
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compdef _sf_{{ COMMAND_NAME }} {{ COMMAND_NAME }}
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