mirror of
https://github.com/Llewellynvdm/fzf.git
synced 2024-11-22 04:45:14 +00:00
255 lines
7.2 KiB
Bash
Executable File
255 lines
7.2 KiB
Bash
Executable File
#!/usr/bin/env bash
|
|
# fzf-tmux: starts fzf in a tmux pane
|
|
# usage: fzf-tmux [LAYOUT OPTIONS] [--] [FZF OPTIONS]
|
|
|
|
fail() {
|
|
>&2 echo "$1"
|
|
exit 2
|
|
}
|
|
|
|
fzf="$(command which fzf)" || fzf="$(dirname "$0")/fzf"
|
|
[[ -x "$fzf" ]] || fail 'fzf executable not found'
|
|
|
|
args=()
|
|
opt=""
|
|
skip=""
|
|
swap=""
|
|
close=""
|
|
term=""
|
|
[[ -n "$LINES" ]] && lines=$LINES || lines=$(tput lines) || lines=$(tmux display-message -p "#{pane_height}")
|
|
[[ -n "$COLUMNS" ]] && columns=$COLUMNS || columns=$(tput cols) || columns=$(tmux display-message -p "#{pane_width}")
|
|
|
|
tmux_version=$(tmux -V | sed 's/[^0-9.]//g')
|
|
tmux_32=$(awk '{print ($1 >= 3.2)}' <<< "$tmux_version" 2> /dev/null || bc -l <<< "$tmux_version >= 3.2")
|
|
|
|
help() {
|
|
>&2 echo 'usage: fzf-tmux [LAYOUT OPTIONS] [--] [FZF OPTIONS]
|
|
|
|
LAYOUT OPTIONS:
|
|
(default layout: -d 50%)
|
|
|
|
Popup window (requires tmux 3.2 or above):
|
|
-p [WIDTH[%][,HEIGHT[%]]] (default: 50%)
|
|
-w WIDTH[%]
|
|
-h HEIGHT[%]
|
|
-x COL
|
|
-y ROW
|
|
|
|
Split pane:
|
|
-u [HEIGHT[%]] Split above (up)
|
|
-d [HEIGHT[%]] Split below (down)
|
|
-l [WIDTH[%]] Split left
|
|
-r [WIDTH[%]] Split right
|
|
'
|
|
exit
|
|
}
|
|
|
|
while [[ $# -gt 0 ]]; do
|
|
arg="$1"
|
|
shift
|
|
[[ -z "$skip" ]] && case "$arg" in
|
|
-)
|
|
term=1
|
|
;;
|
|
--help)
|
|
help
|
|
;;
|
|
--version)
|
|
echo "fzf-tmux (with fzf $("$fzf" --version))"
|
|
exit
|
|
;;
|
|
-p*|-w*|-h*|-x*|-y*|-d*|-u*|-r*|-l*)
|
|
if [[ "$arg" =~ ^-[pwhxy] ]]; then
|
|
[[ "$opt" =~ "-E" ]] || opt="-E"
|
|
elif [[ "$arg" =~ ^.[lr] ]]; then
|
|
opt="-h"
|
|
if [[ "$arg" =~ ^.l ]]; then
|
|
opt="$opt -d"
|
|
swap="; swap-pane -D ; select-pane -L"
|
|
close="; tmux swap-pane -D"
|
|
fi
|
|
else
|
|
opt=""
|
|
if [[ "$arg" =~ ^.u ]]; then
|
|
opt="$opt -d"
|
|
swap="; swap-pane -D ; select-pane -U"
|
|
close="; tmux swap-pane -D"
|
|
fi
|
|
fi
|
|
if [[ ${#arg} -gt 2 ]]; then
|
|
size="${arg:2}"
|
|
else
|
|
if [[ "$1" =~ ^[0-9%,]+$ ]] || [[ "$1" =~ ^[A-Z]$ ]]; then
|
|
size="$1"
|
|
shift
|
|
else
|
|
continue
|
|
fi
|
|
fi
|
|
|
|
if [[ "$arg" =~ ^-p ]]; then
|
|
if [[ -n "$size" ]]; then
|
|
w=${size%%,*}
|
|
h=${size##*,}
|
|
opt="$opt -w$w -h$h"
|
|
fi
|
|
elif [[ "$arg" =~ ^-[whxy] ]]; then
|
|
opt="$opt ${arg:0:2}$size"
|
|
elif [[ "$size" =~ %$ ]]; then
|
|
size=${size:0:((${#size}-1))}
|
|
if [[ $tmux_32 = 1 ]]; then
|
|
if [[ -n "$swap" ]]; then
|
|
opt="$opt -l $(( 100 - size ))%"
|
|
else
|
|
opt="$opt -l $size%"
|
|
fi
|
|
else
|
|
if [[ -n "$swap" ]]; then
|
|
opt="$opt -p $(( 100 - size ))"
|
|
else
|
|
opt="$opt -p $size"
|
|
fi
|
|
fi
|
|
else
|
|
if [[ -n "$swap" ]]; then
|
|
if [[ "$arg" =~ ^.l ]]; then
|
|
max=$columns
|
|
else
|
|
max=$lines
|
|
fi
|
|
size=$(( max - size ))
|
|
[[ $size -lt 0 ]] && size=0
|
|
opt="$opt -l $size"
|
|
else
|
|
opt="$opt -l $size"
|
|
fi
|
|
fi
|
|
;;
|
|
--)
|
|
# "--" can be used to separate fzf-tmux options from fzf options to
|
|
# avoid conflicts
|
|
skip=1
|
|
continue
|
|
;;
|
|
*)
|
|
args+=("$arg")
|
|
;;
|
|
esac
|
|
[[ -n "$skip" ]] && args+=("$arg")
|
|
done
|
|
|
|
if [[ -z "$TMUX" ]]; then
|
|
"$fzf" "${args[@]}"
|
|
exit $?
|
|
fi
|
|
|
|
# * --height option is not allowed
|
|
# * CTRL-Z is also disabled
|
|
# * fzf-tmux script is not compatible with --tmux option in fzf 0.53.0 or later
|
|
args=("${args[@]}" "--no-height" "--bind=ctrl-z:ignore" "--no-tmux")
|
|
|
|
# Handle zoomed tmux pane without popup options by moving it to a temp window
|
|
if [[ ! "$opt" =~ "-E" ]] && tmux list-panes -F '#F' | grep -q Z; then
|
|
zoomed_without_popup=1
|
|
original_window=$(tmux display-message -p "#{window_id}")
|
|
tmp_window=$(tmux new-window -d -P -F "#{window_id}" "bash -c 'while :; do for c in \\| / - '\\;' do sleep 0.2; printf \"\\r\$c fzf-tmux is running\\r\"; done; done'")
|
|
tmux swap-pane -t $tmp_window \; select-window -t $tmp_window
|
|
fi
|
|
|
|
set -e
|
|
|
|
# Clean up named pipes on exit
|
|
id=$RANDOM
|
|
argsf="${TMPDIR:-/tmp}/fzf-args-$id"
|
|
fifo1="${TMPDIR:-/tmp}/fzf-fifo1-$id"
|
|
fifo2="${TMPDIR:-/tmp}/fzf-fifo2-$id"
|
|
fifo3="${TMPDIR:-/tmp}/fzf-fifo3-$id"
|
|
if tmux_win_opts=$(tmux show-options -p remain-on-exit \; show-options -p synchronize-panes 2> /dev/null); then
|
|
tmux_win_opts=( $(sed '/ off/d; s/synchronize-panes/set-option -p synchronize-panes/; s/remain-on-exit/set-option -p remain-on-exit/; s/$/ \\;/' <<< "$tmux_win_opts") )
|
|
tmux_off_opts='; set-option -p synchronize-panes off ; set-option -p remain-on-exit off'
|
|
else
|
|
tmux_win_opts=( $(tmux show-window-options remain-on-exit \; show-window-options synchronize-panes | sed '/ off/d; s/^/set-window-option /; s/$/ \\;/') )
|
|
tmux_off_opts='; set-window-option synchronize-panes off ; set-window-option remain-on-exit off'
|
|
fi
|
|
cleanup() {
|
|
\rm -f $argsf $fifo1 $fifo2 $fifo3
|
|
|
|
# Restore tmux window options
|
|
if [[ "${#tmux_win_opts[@]}" -gt 1 ]]; then
|
|
eval "tmux ${tmux_win_opts[*]}"
|
|
fi
|
|
|
|
# Remove temp window if we were zoomed without popup options
|
|
if [[ -n "$zoomed_without_popup" ]]; then
|
|
tmux display-message -p "#{window_id}" > /dev/null
|
|
tmux swap-pane -t $original_window \; \
|
|
select-window -t $original_window \; \
|
|
kill-window -t $tmp_window \; \
|
|
resize-pane -Z
|
|
fi
|
|
|
|
if [[ $# -gt 0 ]]; then
|
|
trap - EXIT
|
|
exit 130
|
|
fi
|
|
}
|
|
trap 'cleanup 1' SIGUSR1
|
|
trap 'cleanup' EXIT
|
|
|
|
envs="export TERM=$TERM "
|
|
if [[ "$opt" =~ "-E" ]]; then
|
|
if [[ $tmux_version = 3.2 ]]; then
|
|
FZF_DEFAULT_OPTS="--margin 0,1 $FZF_DEFAULT_OPTS"
|
|
elif [[ $tmux_32 = 1 ]]; then
|
|
FZF_DEFAULT_OPTS="--border $FZF_DEFAULT_OPTS"
|
|
opt="-B $opt"
|
|
else
|
|
echo "fzf-tmux: tmux 3.2 or above is required for popup mode" >&2
|
|
exit 2
|
|
fi
|
|
fi
|
|
envs="$envs FZF_DEFAULT_COMMAND=$(printf %q "$FZF_DEFAULT_COMMAND")"
|
|
envs="$envs FZF_DEFAULT_OPTS=$(printf %q "$FZF_DEFAULT_OPTS")"
|
|
envs="$envs FZF_DEFAULT_OPTS_FILE=$(printf %q "$FZF_DEFAULT_OPTS_FILE")"
|
|
[[ -n "$RUNEWIDTH_EASTASIAN" ]] && envs="$envs RUNEWIDTH_EASTASIAN=$(printf %q "$RUNEWIDTH_EASTASIAN")"
|
|
[[ -n "$BAT_THEME" ]] && envs="$envs BAT_THEME=$(printf %q "$BAT_THEME")"
|
|
echo "$envs;" > "$argsf"
|
|
|
|
# Build arguments to fzf
|
|
opts=$(printf "%q " "${args[@]}")
|
|
|
|
pppid=$$
|
|
echo -n "trap 'kill -SIGUSR1 -$pppid' EXIT SIGINT SIGTERM;" >> $argsf
|
|
close="; trap - EXIT SIGINT SIGTERM $close"
|
|
|
|
export TMUX=$(cut -d , -f 1,2 <<< "$TMUX")
|
|
mkfifo -m o+w $fifo2
|
|
if [[ "$opt" =~ "-E" ]]; then
|
|
cat $fifo2 &
|
|
if [[ -n "$term" ]] || [[ -t 0 ]]; then
|
|
cat <<< "\"$fzf\" $opts > $fifo2; out=\$? $close; exit \$out" >> $argsf
|
|
else
|
|
mkfifo $fifo1
|
|
cat <<< "\"$fzf\" $opts < $fifo1 > $fifo2; out=\$? $close; exit \$out" >> $argsf
|
|
cat <&0 > $fifo1 &
|
|
fi
|
|
|
|
tmux popup -d "$PWD" $opt "bash $argsf" > /dev/null 2>&1
|
|
exit $?
|
|
fi
|
|
|
|
mkfifo -m o+w $fifo3
|
|
if [[ -n "$term" ]] || [[ -t 0 ]]; then
|
|
cat <<< "\"$fzf\" $opts > $fifo2; echo \$? > $fifo3 $close" >> $argsf
|
|
else
|
|
mkfifo $fifo1
|
|
cat <<< "\"$fzf\" $opts < $fifo1 > $fifo2; echo \$? > $fifo3 $close" >> $argsf
|
|
cat <&0 > $fifo1 &
|
|
fi
|
|
tmux \
|
|
split-window -c "$PWD" $opt "bash -c 'exec -a fzf bash $argsf'" $swap \
|
|
$tmux_off_opts \
|
|
> /dev/null 2>&1 || { "$fzf" "${args[@]}"; exit $?; }
|
|
cat $fifo2
|
|
exit "$(cat $fifo3)"
|