fzf/shell/completion.bash

325 lines
8.3 KiB
Bash

#!/bin/bash
# ____ ____
# / __/___ / __/
# / /_/_ / / /_
# / __/ / /_/ __/
# /_/ /___/_/-completion.bash
#
# - $FZF_TMUX (default: 0)
# - $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 "$1" -print 2> /dev/null | sed 's@^\./@@'
}
fi
###########################################################
# To redraw line after fzf closes (printf '\e[5n')
bind '"\e[0n": redraw-current-line'
__fzfcmd_complete() {
[ -n "$TMUX_PANE" ] && [ "${FZF_TMUX:-0}" != 0 ] && [ ${LINES:-40} -gt 15 ] &&
echo "fzf-tmux -d${FZF_TMUX_HEIGHT:-40%}" || echo "fzf"
}
_fzf_orig_completion_filter() {
sed 's/^\(.*-F\) *\([^ ]*\).* \([^ ]*\)$/export _fzf_orig_completion_\3="\1 %s \3 #\2";/' |
awk -F= '{gsub(/[^A-Za-z0-9_= ;]/, "_", $1); print $1"="$2}'
}
_fzf_opts_completion() {
local cur prev opts
COMPREPLY=()
cur="${COMP_WORDS[COMP_CWORD]}"
prev="${COMP_WORDS[COMP_CWORD-1]}"
opts="
-x --extended
-e --exact
--algo
-i +i
-n --nth
--with-nth
-d --delimiter
+s --no-sort
--tac
--tiebreak
-m --multi
--no-mouse
--bind
--cycle
--no-hscroll
--jump-labels
--height
--literal
--reverse
--margin
--inline-info
--prompt
--header
--header-lines
--ansi
--tabstop
--color
--no-bold
--history
--history-size
--preview
--preview-window
-q --query
-1 --select-1
-0 --exit-0
-f --filter
--print-query
--expect
--sync"
case "${prev}" in
--tiebreak)
COMPREPLY=( $(compgen -W "length begin end index" -- "$cur") )
return 0
;;
--color)
COMPREPLY=( $(compgen -W "dark light 16 bw" -- "$cur") )
return 0
;;
--history)
COMPREPLY=()
return 0
;;
esac
if [[ "$cur" =~ ^-|\+ ]]; then
COMPREPLY=( $(compgen -W "${opts}" -- "$cur") )
return 0
fi
return 0
}
_fzf_handle_dynamic_completion() {
local cmd orig_var orig ret orig_cmd
cmd="$1"
shift
orig_cmd="$1"
orig_var="_fzf_orig_completion_$cmd"
orig="${!orig_var##*#}"
if [ -n "$orig" ] && type "$orig" > /dev/null 2>&1; then
$orig "$@"
elif [ -n "$_fzf_completion_loader" ]; then
_completion_loader "$@"
ret=$?
eval "$(complete | command grep "\-F.* $orig_cmd$" | _fzf_orig_completion_filter)"
source "${BASH_SOURCE[0]}"
return $ret
fi
}
__fzf_generic_path_completion() {
local cur base dir leftover matches trigger cmd fzf
fzf="$(__fzfcmd_complete)"
cmd="${COMP_WORDS[0]//[^A-Za-z0-9_=]/_}"
COMPREPLY=()
trigger=${FZF_COMPLETION_TRIGGER-'**'}
cur="${COMP_WORDS[COMP_CWORD]}"
if [[ "$cur" == *"$trigger" ]]; then
base=${cur:0:${#cur}-${#trigger}}
eval "base=$base"
dir="$base"
while true; do
if [ -z "$dir" ] || [ -d "$dir" ]; then
leftover=${base/#"$dir"}
leftover=${leftover/#\/}
[ -z "$dir" ] && dir='.'
[ "$dir" != "/" ] && dir="${dir/%\//}"
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
printf "%q$3 " "$item"
done)
matches=${matches% }
if [ -n "$matches" ]; then
COMPREPLY=( "$matches" )
else
COMPREPLY=( "$cur" )
fi
printf '\e[5n'
return 0
fi
dir=$(dirname "$dir")
[[ "$dir" =~ /$ ]] || dir="$dir"/
done
else
shift
shift
shift
_fzf_handle_dynamic_completion "$cmd" "$@"
fi
}
_fzf_complete() {
local cur selected trigger cmd fzf post
post="$(caller 0 | awk '{print $2}')_post"
type -t "$post" > /dev/null 2>&1 || post=cat
fzf="$(__fzfcmd_complete)"
cmd="${COMP_WORDS[0]//[^A-Za-z0-9_=]/_}"
trigger=${FZF_COMPLETION_TRIGGER-'**'}
cur="${COMP_WORDS[COMP_CWORD]}"
if [[ "$cur" == *"$trigger" ]]; then
cur=${cur:0:${#cur}-${#trigger}}
selected=$(cat | FZF_DEFAULT_OPTS="--height ${FZF_TMUX_HEIGHT:-40%} --reverse $FZF_DEFAULT_OPTS $FZF_COMPLETION_OPTS" $fzf $1 -q "$cur" | $post | tr '\n' ' ')
selected=${selected% } # Strip trailing space not to repeat "-o nospace"
printf '\e[5n'
if [ -n "$selected" ]; then
COMPREPLY=("$selected")
return 0
fi
else
shift
_fzf_handle_dynamic_completion "$cmd" "$@"
fi
}
_fzf_path_completion() {
__fzf_generic_path_completion _fzf_compgen_path "-m" "" "$@"
}
# Deprecated. No file only completion.
_fzf_file_completion() {
_fzf_path_completion "$@"
}
_fzf_dir_completion() {
__fzf_generic_path_completion _fzf_compgen_dir "" "/" "$@"
}
_fzf_complete_kill() {
[ -n "${COMP_WORDS[COMP_CWORD]}" ] && return 1
local selected fzf
fzf="$(__fzfcmd_complete)"
selected=$(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 $2}' | tr '\n' ' ')
printf '\e[5n'
if [ -n "$selected" ]; then
COMPREPLY=( "$selected" )
return 0
fi
}
_fzf_complete_telnet() {
_fzf_complete '+m' "$@" < <(
command grep -v '^\s*\(#\|$\)' /etc/hosts | command grep -Fv '0.0.0.0' |
awk '{if (length($2) > 0) {print $2}}' | sort -u
)
}
_fzf_complete_ssh() {
_fzf_complete '+m' "$@" < <(
cat <(cat ~/.ssh/config /etc/ssh/ssh_config 2> /dev/null | command grep -i '^host' | command grep -v '*' | awk '{for (i = 2; i <= NF; i++) print $1 " " $i}') \
<(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 $2}}' | sort -u
)
}
_fzf_complete_unset() {
_fzf_complete '-m' "$@" < <(
declare -xp | sed 's/=.*//' | sed 's/.* //'
)
}
_fzf_complete_export() {
_fzf_complete '-m' "$@" < <(
declare -xp | sed 's/=.*//' | sed 's/.* //'
)
}
_fzf_complete_unalias() {
_fzf_complete '-m' "$@" < <(
alias | sed 's/=.*//' | sed 's/.* //'
)
}
# fzf options
complete -o default -F _fzf_opts_completion fzf
d_cmds="${FZF_COMPLETION_DIR_COMMANDS:-cd pushd rmdir}"
a_cmds="
awk cat diff diff3
emacs emacsclient ex file ftp g++ gcc gvim head hg java
javac ld less more mvim nvim patch perl python ruby
sed sftp sort source tail tee uniq vi view vim wc xdg-open
basename bunzip2 bzip2 chmod chown curl cp dirname du
find git grep gunzip gzip hg jar
ln ls mv open rm rsync scp
svn tar unzip zip"
x_cmds="kill ssh telnet unset unalias export"
# Preserve existing completion
eval $(complete |
sed -E '/-F/!d; / _fzf/d; '"/ ($(echo $d_cmds $a_cmds $x_cmds | sed 's/ /|/g; s/+/\\+/g'))$/"'!d' |
_fzf_orig_completion_filter)
if type _completion_loader > /dev/null 2>&1; then
_fzf_completion_loader=1
fi
_fzf_defc() {
local cmd func opts orig_var orig def
cmd="$1"
func="$2"
opts="$3"
orig_var="_fzf_orig_completion_${cmd//[^A-Za-z0-9_]/_}"
orig="${!orig_var}"
if [ -n "$orig" ]; then
printf -v def "$orig" "$func"
eval "$def"
else
complete -F "$func" $opts "$cmd"
fi
}
# Anything
for cmd in $a_cmds; do
_fzf_defc "$cmd" _fzf_path_completion "-o default -o bashdefault"
done
# Directory
for cmd in $d_cmds; do
_fzf_defc "$cmd" _fzf_dir_completion "-o nospace -o dirnames"
done
unset _fzf_defc
# Kill completion
complete -F _fzf_complete_kill -o nospace -o default -o bashdefault kill
# Host completion
complete -F _fzf_complete_ssh -o default -o bashdefault ssh
complete -F _fzf_complete_telnet -o default -o bashdefault telnet
# Environment variables / Aliases
complete -F _fzf_complete_unset -o default -o bashdefault unset
complete -F _fzf_complete_export -o default -o bashdefault export
complete -F _fzf_complete_unalias -o default -o bashdefault unalias
unset cmd d_cmds a_cmds x_cmds