blob: f2011998d79c9f24562d666cea5c8f5576ebbf30 (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
|
#!/usr/bin/env bash
# fzf-tmux: starts fzf in a tmux pane
# usage: fzf-tmux [-u|-d [HEIGHT[%]]] [-l|-r [WIDTH[%]]] [--] [FZF OPTIONS]
fail() {
>&2 echo "$1"
exit 2
}
fzf="$(command -v fzf 2> /dev/null)" || fzf="$(dirname "$0")/fzf"
[[ -x "$fzf" ]] || fail 'fzf executable not found'
args=()
opt=""
skip=""
swap=""
close=""
term=""
[[ -n "$LINES" ]] && lines=$LINES || lines=$(tput lines)
[[ -n "$COLUMNS" ]] && columns=$COLUMNS || columns=$(tput cols)
help() {
>&2 echo 'usage: fzf-tmux [-u|-d [HEIGHT[%]]] [-l|-r [WIDTH[%]]] [--] [FZF OPTIONS]
Layout
-u [HEIGHT[%]] Split above (up)
-d [HEIGHT[%]] Split below (down)
-l [WIDTH[%]] Split left
-r [WIDTH[%]] Split right
(default: -d 50%)
'
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
;;
-w*|-h*|-d*|-u*|-r*|-l*)
if [[ "$arg" =~ ^.[lrw] ]]; then
opt="-h"
if [[ "$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 [[ "$1" =~ ^[0-9]+%?$ ]]; then
size="$1"
shift
else
continue
fi
fi
if [[ "$size" =~ %$ ]]; then
size=${size:0:((${#size}-1))}
if [[ -n "$swap" ]]; then
opt="$opt -p $(( 100 - size ))"
else
opt="$opt -p $size"
fi
else
if [[ -n "$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 "$TMUX" || "$opt" =~ ^-h && "$columns" -le 40 || ! "$opt" =~ ^-h && "$lines" -le 15 ]]; then
"$fzf" "${args[@]}"
exit $?
fi
# --height option is not allowed
args+=("--no-height")
# Handle zoomed tmux pane by moving it to a temp window
if tmux list-panes -F '#F' | grep -q Z; then
zoomed=1
original_window=$(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"
cleanup() {
rm -f $argsf $fifo1 $fifo2 $fifo3
# Remove temp window if we were zoomed
if [[ -n "$zoomed" ]]; then
tmux swap-pane -t $original_window \; \
select-window -t $original_window \; \
kill-window -t $tmp_window \; \
resize-pane -Z
fi
}
trap cleanup EXIT SIGINT SIGTERM
envs="env TERM=$TERM "
[[ -n "$FZF_DEFAULT_OPTS" ]] && envs="$envs FZF_DEFAULT_OPTS=$(printf %q "$FZF_DEFAULT_OPTS")"
[[ -n "$FZF_DEFAULT_COMMAND" ]] && envs="$envs FZF_DEFAULT_COMMAND=$(printf %q "$FZF_DEFAULT_COMMAND")"
mkfifo -m o+w $fifo2
mkfifo -m o+w $fifo3
# Build arguments to fzf
opts=""
for arg in "${args[@]}"; do
arg="${arg//\\/\\\\}"
arg="${arg//\"/\\\"}"
arg="${arg//\`/\\\`}"
arg="${arg//$/\\$}"
opts="$opts \"$arg\""
done
if [[ -n "$term" ]] || [[ -t 0 ]]; then
cat <<< "\"$fzf\" $opts > $fifo2; echo \$? > $fifo3 $close" > $argsf
TMUX=$(echo $TMUX | cut -d , -f 1,2) tmux set-window-option synchronize-panes off \;\
set-window-option remain-on-exit off \;\
split-window $opt "cd $(printf %q "$PWD");$envs bash $argsf" $swap \
> /dev/null 2>&1
else
mkfifo $fifo1
cat <<< "\"$fzf\" $opts < $fifo1 > $fifo2; echo \$? > $fifo3 $close" > $argsf
TMUX=$(echo $TMUX | cut -d , -f 1,2) tmux set-window-option synchronize-panes off \;\
set-window-option remain-on-exit off \;\
split-window $opt "$envs bash $argsf" $swap \
> /dev/null 2>&1
cat <&0 > $fifo1 &
fi
cat $fifo2
exit "$(cat $fifo3)"
|
