mirror of https://github.com/Llewellynvdm/fzf.git
[completion] Allow users to customize fzf options via _fzf_comprun
Related #1809 #1850
This commit is contained in:
Junegunn Choi
parent
54891d11e0
commit
5215415315
15
README.md
15
README.md
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@ -403,6 +403,21 @@ _fzf_compgen_path() {
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_fzf_compgen_dir() {
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fd --type d --hidden --follow --exclude ".git" . "$1"
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}
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# (EXPERIMENTAL) Advanced customization of fzf options via _fzf_comprun function
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# - The first argument to the function is the name of the command.
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# - You should make sure to pass the rest of the arguments to fzf.
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_fzf_comprun() {
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local command=$1
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shift
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case "$command" in
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cd) fzf "$@" --preview 'tree -C {} | head -200' ;;
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export|unset) fzf "$@" --preview "eval 'echo \$'{}" "$@" ;;
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ssh) fzf "$@" --preview 'dig {}' ;;
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*) fzf "$@" ;;
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esac
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}
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```
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#### Supported commands
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@ -34,9 +34,16 @@ fi
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# To redraw line after fzf closes (printf '\e[5n')
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bind '"\e[0n": redraw-current-line'
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__fzfcmd_complete() {
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[ -n "$TMUX_PANE" ] && [ "${FZF_TMUX:-0}" != 0 ] && [ ${LINES:-40} -gt 15 ] &&
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echo "fzf-tmux -d${FZF_TMUX_HEIGHT:-40%}" || echo "fzf"
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__fzf_comprun() {
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if [ "$(type -t _fzf_comprun 2>&1)" = function ]; then
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_fzf_comprun "$@"
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elif [ -n "$TMUX_PANE" ] && [ "${FZF_TMUX:-0}" != 0 ] && [ ${LINES:-40} -gt 15 ]; then
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shift
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fzf-tmux -d "${FZF_TMUX_HEIGHT:-40%}" "$@"
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else
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shift
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fzf "$@"
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fi
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}
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__fzf_orig_completion_filter() {
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@ -142,8 +149,7 @@ _fzf_handle_dynamic_completion() {
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}
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__fzf_generic_path_completion() {
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local cur base dir leftover matches trigger cmd fzf
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fzf="$(__fzfcmd_complete)"
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local cur base dir leftover matches trigger cmd
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cmd="${COMP_WORDS[0]//[^A-Za-z0-9_=]/_}"
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COMPREPLY=()
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trigger=${FZF_COMPLETION_TRIGGER-'**'}
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@ -159,7 +165,7 @@ __fzf_generic_path_completion() {
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leftover=${leftover/#\/}
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[ -z "$dir" ] && dir='.'
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[ "$dir" != "/" ] && dir="${dir/%\//}"
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matches=$(eval "$1 $(printf %q "$dir")" | FZF_DEFAULT_OPTS="--height ${FZF_TMUX_HEIGHT:-40%} --reverse $FZF_DEFAULT_OPTS $FZF_COMPLETION_OPTS" $fzf $2 -q "$leftover" | while read -r item; do
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matches=$(eval "$1 $(printf %q "$dir")" | FZF_DEFAULT_OPTS="--height ${FZF_TMUX_HEIGHT:-40%} --reverse $FZF_DEFAULT_OPTS $FZF_COMPLETION_OPTS $2" __fzf_comprun "$4" -q "$leftover" | while read -r item; do
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printf "%q$3 " "$item"
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done)
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matches=${matches% }
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@ -184,10 +190,9 @@ __fzf_generic_path_completion() {
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}
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_fzf_complete() {
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local cur selected trigger cmd fzf post
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local cur selected trigger cmd post
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post="$(caller 0 | awk '{print $2}')_post"
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type -t "$post" > /dev/null 2>&1 || post=cat
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fzf="$(__fzfcmd_complete)"
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cmd="${COMP_WORDS[0]//[^A-Za-z0-9_=]/_}"
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trigger=${FZF_COMPLETION_TRIGGER-'**'}
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@ -195,7 +200,7 @@ _fzf_complete() {
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if [[ "$cur" == *"$trigger" ]]; then
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cur=${cur:0:${#cur}-${#trigger}}
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selected=$(cat | FZF_DEFAULT_OPTS="--height ${FZF_TMUX_HEIGHT:-40%} --reverse $FZF_DEFAULT_OPTS $FZF_COMPLETION_OPTS" $fzf $1 -q "$cur" | $post | tr '\n' ' ')
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selected=$(cat | FZF_DEFAULT_OPTS="--height ${FZF_TMUX_HEIGHT:-40%} --reverse $FZF_DEFAULT_OPTS $FZF_COMPLETION_OPTS $1" __fzf_comprun "$2" -q "$cur" | $post | tr '\n' ' ')
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selected=${selected% } # Strip trailing space not to repeat "-o nospace"
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if [ -n "$selected" ]; then
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COMPREPLY=("$selected")
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@ -226,9 +231,8 @@ _fzf_dir_completion() {
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_fzf_complete_kill() {
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[ -n "${COMP_WORDS[COMP_CWORD]}" ] && return 1
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local selected fzf
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fzf="$(__fzfcmd_complete)"
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selected=$(command ps -ef | sed 1d | FZF_DEFAULT_OPTS="--height ${FZF_TMUX_HEIGHT:-50%} --min-height 15 --reverse $FZF_DEFAULT_OPTS --preview 'echo {}' --preview-window down:3:wrap $FZF_COMPLETION_OPTS" $fzf -m | awk '{print $2}' | tr '\n' ' ')
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local selected
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selected=$(command ps -ef | sed 1d | FZF_DEFAULT_OPTS="--height ${FZF_TMUX_HEIGHT:-50%} --min-height 15 --reverse $FZF_DEFAULT_OPTS $FZF_COMPLETION_OPTS --preview 'echo {}' --preview-window down:3:wrap" __fzf_comprun "kill" -m | awk '{print $2}' | tr '\n' ' ')
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printf '\e[5n'
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if [ -n "$selected" ]; then
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@ -31,20 +31,40 @@ fi
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###########################################################
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__fzfcmd_complete() {
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[ -n "$TMUX_PANE" ] && [ "${FZF_TMUX:-0}" != 0 ] && [ ${LINES:-40} -gt 15 ] &&
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echo "fzf-tmux -d${FZF_TMUX_HEIGHT:-40%}" || echo "fzf"
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__fzf_comprun() {
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if [[ "$(type _fzf_comprun 2>&1)" =~ function ]]; then
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_fzf_comprun "$@"
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elif [ -n "$TMUX_PANE" ] && [ "${FZF_TMUX:-0}" != 0 ] && [ ${LINES:-40} -gt 15 ]; then
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shift
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fzf-tmux -d "${FZF_TMUX_HEIGHT:-40%}" "$@"
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else
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shift
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fzf "$@"
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fi
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}
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# Extract the name of the command. e.g. foo=1 bar baz**<tab>
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__fzf_extract_command() {
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local token tokens
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tokens=(${(z)1})
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for token in $tokens; do
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if [[ "$token" =~ [[:alnum:]] && ! "$token" =~ "=" ]]; then
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echo "$token"
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return
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fi
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done
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echo "${tokens[1]}"
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}
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__fzf_generic_path_completion() {
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local base lbuf compgen fzf_opts suffix tail fzf dir leftover matches
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local base lbuf cmd compgen fzf_opts suffix tail dir leftover matches
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base=$1
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lbuf=$2
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cmd=$(__fzf_extract_command "$lbuf")
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compgen=$3
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fzf_opts=$4
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suffix=$5
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tail=$6
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fzf="$(__fzfcmd_complete)"
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setopt localoptions nonomatch
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eval "base=$base"
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@ -55,7 +75,7 @@ __fzf_generic_path_completion() {
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leftover=${leftover/#\/}
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[ -z "$dir" ] && dir='.'
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[ "$dir" != "/" ] && dir="${dir/%\//}"
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matches=$(eval "$compgen $(printf %q "$dir")" | FZF_DEFAULT_OPTS="--height ${FZF_TMUX_HEIGHT:-40%} --reverse $FZF_DEFAULT_OPTS $FZF_COMPLETION_OPTS" ${(Q)${(Z+n+)fzf}} ${(Q)${(Z+n+)fzf_opts}} -q "$leftover" | while read item; do
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matches=$(eval "$compgen $(printf %q "$dir")" | FZF_DEFAULT_OPTS="--height ${FZF_TMUX_HEIGHT:-40%} --reverse $FZF_DEFAULT_OPTS $FZF_COMPLETION_OPTS" __fzf_comprun "$cmd" ${(Q)${(Z+n+)fzf_opts}} -q "$leftover" | while read item; do
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echo -n "${(q)item}$suffix "
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done)
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matches=${matches% }
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@ -87,17 +107,16 @@ _fzf_feed_fifo() (
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)
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_fzf_complete() {
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local fifo fzf_opts lbuf fzf matches post
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local fifo fzf_opts lbuf cmd matches post
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fifo="${TMPDIR:-/tmp}/fzf-complete-fifo-$$"
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fzf_opts=$1
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lbuf=$2
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cmd=$(__fzf_extract_command "$lbuf")
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post="${funcstack[2]}_post"
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type $post > /dev/null 2>&1 || post=cat
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fzf="$(__fzfcmd_complete)"
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_fzf_feed_fifo "$fifo"
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matches=$(cat "$fifo" | FZF_DEFAULT_OPTS="--height ${FZF_TMUX_HEIGHT:-40%} --reverse $FZF_DEFAULT_OPTS $FZF_COMPLETION_OPTS" ${(Q)${(Z+n+)fzf}} ${(Q)${(Z+n+)fzf_opts}} -q "${(Q)prefix}" | $post | tr '\n' ' ')
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matches=$(cat "$fifo" | FZF_DEFAULT_OPTS="--height ${FZF_TMUX_HEIGHT:-40%} --reverse $FZF_DEFAULT_OPTS $FZF_COMPLETION_OPTS" __fzf_comprun "$cmd" ${(Q)${(Z+n+)fzf_opts}} -q "${(Q)prefix}" | $post | tr '\n' ' ')
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if [ -n "$matches" ]; then
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LBUFFER="$lbuf$matches"
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fi
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@ -141,7 +160,7 @@ _fzf_complete_unalias() {
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}
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fzf-completion() {
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local tokens cmd prefix trigger tail fzf matches lbuf d_cmds
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local tokens cmd prefix trigger tail matches lbuf d_cmds
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setopt localoptions noshwordsplit noksh_arrays noposixbuiltins
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# http://zsh.sourceforge.net/FAQ/zshfaq03.html
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@ -152,7 +171,7 @@ fzf-completion() {
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return
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fi
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cmd=${tokens[1]}
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cmd=$(__fzf_extract_command "$LBUFFER")
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# Explicitly allow for empty trigger.
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trigger=${FZF_COMPLETION_TRIGGER-'**'}
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@ -167,8 +186,7 @@ fzf-completion() {
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tail=${LBUFFER:$(( ${#LBUFFER} - ${#trigger} ))}
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# Kill completion (do not require trigger sequence)
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if [ $cmd = kill -a ${LBUFFER[-1]} = ' ' ]; then
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fzf="$(__fzfcmd_complete)"
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matches=$(command ps -ef | sed 1d | FZF_DEFAULT_OPTS="--height ${FZF_TMUX_HEIGHT:-50%} --min-height 15 --reverse $FZF_DEFAULT_OPTS --preview 'echo {}' --preview-window down:3:wrap $FZF_COMPLETION_OPTS" ${(Q)${(Z+n+)fzf}} -m | awk '{print $2}' | tr '\n' ' ')
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matches=$(command ps -ef | sed 1d | FZF_DEFAULT_OPTS="--height ${FZF_TMUX_HEIGHT:-50%} --min-height 15 --reverse $FZF_DEFAULT_OPTS $FZF_COMPLETION_OPTS --preview 'echo {}' --preview-window down:3:wrap" __fzf_comprun "$cmd" -m | awk '{print $2}' | tr '\n' ' ')
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if [ -n "$matches" ]; then
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LBUFFER="$LBUFFER$matches"
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fi
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