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#!/bin/zsh
# ____ ____
# / __/___ / __/
# / /_/_ / / /_
# / __/ / /_/ __/
# /_/ /___/_/-completion.zsh
#
# - $FZF_TMUX (default: 1)
# - $FZF_TMUX_HEIGHT (default: '40%')
# - $FZF_COMPLETION_TRIGGER (default: '**')
# - $FZF_COMPLETION_OPTS (default: empty)
# To use custom commands instead of find, override _fzf_compgen_{path,dir}
if ! declare -f _fzf_compgen_path > /dev/null; then
_fzf_compgen_path() {
echo "$1"
command find -L "$1" \
-name .git -prune -o -name .svn -prune -o \( -type d -o -type f -o -type l \) \
-a -not -path "$1" -print 2> /dev/null | sed 's@^\./@@'
}
fi
if ! declare -f _fzf_compgen_dir > /dev/null; then
_fzf_compgen_dir() {
command find -L "$1" \
-name .git -prune -o -name .svn -prune -o -type d \
-a -not -path "$1" -print 2> /dev/null | sed 's@^\./@@'
}
fi
###########################################################
__fzf_generic_path_completion() {
local base lbuf compgen fzf_opts suffix tail fzf dir leftover matches
# (Q) flag removes a quoting level: "foo\ bar" => "foo bar"
base=${(Q)1}
lbuf=$2
compgen=$3
fzf_opts=$4
suffix=$5
tail=$6
[ ${FZF_TMUX:-1} -eq 1 ] && fzf="fzf-tmux -d ${FZF_TMUX_HEIGHT:-40%}" || fzf="fzf"
setopt localoptions nonomatch
dir="$base"
while [ 1 ]; do
if [[ -z "$dir" || -d ${~dir} ]]; then
leftover=${base/#"$dir"}
leftover=${leftover/#\/}
[ -z "$dir" ] && dir='.'
[ "$dir" != "/" ] && dir="${dir/%\//}"
dir=${~dir}
matches=$(eval "$compgen $(printf %q "$dir")" | ${=fzf} ${=FZF_COMPLETION_OPTS} ${=fzf_opts} -q "$leftover" | while read item; do
echo -n "${(q)item}$suffix "
done)
matches=${matches% }
if [ -n "$matches" ]; then
LBUFFER="$lbuf$matches$tail"
fi
zle redisplay
typeset -f zle-line-init >/dev/null && zle zle-line-init
break
fi
dir=$(dirname "$dir")
dir=${dir%/}/
done
}
_fzf_path_completion() {
__fzf_generic_path_completion "$1" "$2" _fzf_compgen_path \
"-m" "" " "
}
_fzf_dir_completion() {
__fzf_generic_path_completion "$1" "$2" _fzf_compgen_dir \
"" "/" ""
}
_fzf_feed_fifo() (
command rm -f "$1"
mkfifo "$1"
cat <&0 > "$1" &
)
_fzf_complete() {
local fifo fzf_opts lbuf fzf matches post
fifo="${TMPDIR:-/tmp}/fzf-complete-fifo-$$"
fzf_opts=$1
lbuf=$2
post="${funcstack[2]}_post"
type $post > /dev/null 2>&1 || post=cat
[ ${FZF_TMUX:-1} -eq 1 ] && fzf="fzf-tmux -d ${FZF_TMUX_HEIGHT:-40%}" || fzf="fzf"
_fzf_feed_fifo "$fifo"
matches=$(cat "$fifo" | ${=fzf} ${=FZF_COMPLETION_OPTS} ${=fzf_opts} -q "${(Q)prefix}" | $post | tr '\n' ' ')
if [ -n "$matches" ]; then
LBUFFER="$lbuf$matches"
fi
zle redisplay
typeset -f zle-line-init >/dev/null && zle zle-line-init
command rm -f "$fifo"
}
_fzf_complete_telnet() {
_fzf_complete '+m' "$@" < <(
command grep -v '^\s*\(#\|$\)' /etc/hosts | command grep -Fv '0.0.0.0' |
awk '{if (length($2) > 0) {print $2}}' | sort -u
)
}
_fzf_complete_ssh() {
_fzf_complete '+m' "$@" < <(
command cat <(cat ~/.ssh/config /etc/ssh/ssh_config 2> /dev/null | command grep -i '^host' | command grep -v '*') \
<(command grep -oE '^[a-z0-9.,-]+' ~/.ssh/known_hosts | tr ',' '\n' | awk '{ print $1 " " $1 }') \
<(command grep -v '^\s*\(#\|$\)' /etc/hosts | command grep -Fv '0.0.0.0') |
awk '{if (length($2) > 0) {print $2}}' | sort -u
)
}
_fzf_complete_export() {
_fzf_complete '-m' "$@" < <(
declare -xp | sed 's/=.*//' | sed 's/.* //'
)
}
_fzf_complete_unset() {
_fzf_complete '-m' "$@" < <(
declare -xp | sed 's/=.*//' | sed 's/.* //'
)
}
_fzf_complete_unalias() {
_fzf_complete '+m' "$@" < <(
alias | sed 's/=.*//'
)
}
fzf-completion() {
local tokens cmd prefix trigger tail fzf matches lbuf d_cmds
setopt localoptions noshwordsplit noksh_arrays
# http://zsh.sourceforge.net/FAQ/zshfaq03.html
# http://zsh.sourceforge.net/Doc/Release/Expansion.html#Parameter-Expansion-Flags
tokens=(${(z)LBUFFER})
if [ ${#tokens} -lt 1 ]; then
zle ${fzf_default_completion:-expand-or-complete}
return
fi
cmd=${tokens[1]}
# Explicitly allow for empty trigger.
trigger=${FZF_COMPLETION_TRIGGER-'**'}
[ -z "$trigger" -a ${LBUFFER[-1]} = ' ' ] && tokens+=("")
tail=${LBUFFER:$(( ${#LBUFFER} - ${#trigger} ))}
# Kill completion (do not require trigger sequence)
if [ $cmd = kill -a ${LBUFFER[-1]} = ' ' ]; then
[ ${FZF_TMUX:-1} -eq 1 ] && fzf="fzf-tmux -d ${FZF_TMUX_HEIGHT:-40%}" || fzf="fzf"
matches=$(ps -ef | sed 1d | ${=fzf} ${=FZF_COMPLETION_OPTS} -m | awk '{print $2}' | tr '\n' ' ')
if [ -n "$matches" ]; then
LBUFFER="$LBUFFER$matches"
fi
zle redisplay
typeset -f zle-line-init >/dev/null && zle zle-line-init
# Trigger sequence given
elif [ ${#tokens} -gt 1 -a "$tail" = "$trigger" ]; then
d_cmds=(${=FZF_COMPLETION_DIR_COMMANDS:-cd pushd rmdir})
[ -z "$trigger" ] && prefix=${tokens[-1]} || prefix=${tokens[-1]:0:-${#trigger}}
[ -z "${tokens[-1]}" ] && lbuf=$LBUFFER || lbuf=${LBUFFER:0:-${#tokens[-1]}}
if eval "type _fzf_complete_${cmd} > /dev/null"; then
eval "prefix=\"$prefix\" _fzf_complete_${cmd} \"$lbuf\""
elif [ ${d_cmds[(i)$cmd]} -le ${#d_cmds} ]; then
_fzf_dir_completion "$prefix" "$lbuf"
else
_fzf_path_completion "$prefix" "$lbuf"
fi
# Fall back to default completion
else
zle ${fzf_default_completion:-expand-or-complete}
fi
}
[ -z "$fzf_default_completion" ] && {
binding=$(bindkey '^I')
[[ $binding =~ 'undefined-key' ]] || fzf_default_completion=$binding[(s: :w)2]
unset binding
}
zle -N fzf-completion
bindkey '^I' fzf-completion
|
