fzf/shell/key-bindings.fish
Andrew Zhou 6c9adea0d3
[fish] Fix parser handling of option-like args (#2208)
Fixes error when option-like args are parsed (e.g. "-1").
2020-10-12 12:58:37 +09:00

162 lines
5.2 KiB
Fish

# ____ ____
# / __/___ / __/
# / /_/_ / / /_
# / __/ / /_/ __/
# /_/ /___/_/ key-bindings.fish
#
# - $FZF_TMUX_OPTS
# - $FZF_CTRL_T_COMMAND
# - $FZF_CTRL_T_OPTS
# - $FZF_CTRL_R_OPTS
# - $FZF_ALT_C_COMMAND
# - $FZF_ALT_C_OPTS
# Key bindings
# ------------
function fzf_key_bindings
# Store current token in $dir as root for the 'find' command
function fzf-file-widget -d "List files and folders"
set -l commandline (__fzf_parse_commandline)
set -l dir $commandline[1]
set -l fzf_query $commandline[2]
# "-path \$dir'*/\\.*'" matches hidden files/folders inside $dir but not
# $dir itself, even if hidden.
test -n "$FZF_CTRL_T_COMMAND"; or set -l FZF_CTRL_T_COMMAND "
command find -L \$dir -mindepth 1 \\( -path \$dir'*/\\.*' -o -fstype 'sysfs' -o -fstype 'devfs' -o -fstype 'devtmpfs' \\) -prune \
-o -type f -print \
-o -type d -print \
-o -type l -print 2> /dev/null | sed 's@^\./@@'"
test -n "$FZF_TMUX_HEIGHT"; or set FZF_TMUX_HEIGHT 40%
begin
set -lx FZF_DEFAULT_OPTS "--height $FZF_TMUX_HEIGHT --reverse $FZF_DEFAULT_OPTS $FZF_CTRL_T_OPTS"
eval "$FZF_CTRL_T_COMMAND | "(__fzfcmd)' -m --query "'$fzf_query'"' | while read -l r; set result $result $r; end
end
if [ -z "$result" ]
commandline -f repaint
return
else
# Remove last token from commandline.
commandline -t ""
end
for i in $result
commandline -it -- (string escape $i)
commandline -it -- ' '
end
commandline -f repaint
end
function fzf-history-widget -d "Show command history"
test -n "$FZF_TMUX_HEIGHT"; or set FZF_TMUX_HEIGHT 40%
begin
set -lx FZF_DEFAULT_OPTS "--height $FZF_TMUX_HEIGHT $FZF_DEFAULT_OPTS --tiebreak=index --bind=ctrl-r:toggle-sort $FZF_CTRL_R_OPTS +m"
set -l FISH_MAJOR (echo $version | cut -f1 -d.)
set -l FISH_MINOR (echo $version | cut -f2 -d.)
# history's -z flag is needed for multi-line support.
# history's -z flag was added in fish 2.4.0, so don't use it for versions
# before 2.4.0.
if [ "$FISH_MAJOR" -gt 2 -o \( "$FISH_MAJOR" -eq 2 -a "$FISH_MINOR" -ge 4 \) ];
history -z | eval (__fzfcmd) --read0 --print0 -q '(commandline)' | read -lz result
and commandline -- $result
else
history | eval (__fzfcmd) -q '(commandline)' | read -l result
and commandline -- $result
end
end
commandline -f repaint
end
function fzf-cd-widget -d "Change directory"
set -l commandline (__fzf_parse_commandline)
set -l dir $commandline[1]
set -l fzf_query $commandline[2]
test -n "$FZF_ALT_C_COMMAND"; or set -l FZF_ALT_C_COMMAND "
command find -L \$dir -mindepth 1 \\( -path \$dir'*/\\.*' -o -fstype 'sysfs' -o -fstype 'devfs' -o -fstype 'devtmpfs' \\) -prune \
-o -type d -print 2> /dev/null | sed 's@^\./@@'"
test -n "$FZF_TMUX_HEIGHT"; or set FZF_TMUX_HEIGHT 40%
begin
set -lx FZF_DEFAULT_OPTS "--height $FZF_TMUX_HEIGHT --reverse $FZF_DEFAULT_OPTS $FZF_ALT_C_OPTS"
eval "$FZF_ALT_C_COMMAND | "(__fzfcmd)' +m --query "'$fzf_query'"' | read -l result
if [ -n "$result" ]
cd $result
# Remove last token from commandline.
commandline -t ""
end
end
commandline -f repaint
end
function __fzfcmd
test -n "$FZF_TMUX"; or set FZF_TMUX 0
test -n "$FZF_TMUX_HEIGHT"; or set FZF_TMUX_HEIGHT 40%
if [ -n "$FZF_TMUX_OPTS" ]
echo "fzf-tmux $FZF_TMUX_OPTS -- "
else if [ $FZF_TMUX -eq 1 ]
echo "fzf-tmux -d$FZF_TMUX_HEIGHT -- "
else
echo "fzf"
end
end
bind \ct fzf-file-widget
bind \cr fzf-history-widget
bind \ec fzf-cd-widget
if bind -M insert > /dev/null 2>&1
bind -M insert \ct fzf-file-widget
bind -M insert \cr fzf-history-widget
bind -M insert \ec fzf-cd-widget
end
function __fzf_parse_commandline -d 'Parse the current command line token and return split of existing filepath and rest of token'
# eval is used to do shell expansion on paths
set -l commandline (eval "printf '%s' "(commandline -t))
if [ -z $commandline ]
# Default to current directory with no --query
set dir '.'
set fzf_query ''
else
set dir (__fzf_get_dir $commandline)
if [ "$dir" = "." -a (string sub -l 1 -- $commandline) != '.' ]
# if $dir is "." but commandline is not a relative path, this means no file path found
set fzf_query $commandline
else
# Also remove trailing slash after dir, to "split" input properly
set fzf_query (string replace -r "^$dir/?" -- '' "$commandline")
end
end
echo $dir
echo $fzf_query
end
function __fzf_get_dir -d 'Find the longest existing filepath from input string'
set dir $argv
# Strip all trailing slashes. Ignore if $dir is root dir (/)
if [ (string length -- $dir) -gt 1 ]
set dir (string replace -r '/*$' -- '' $dir)
end
# Iteratively check if dir exists and strip tail end of path
while [ ! -d "$dir" ]
# If path is absolute, this can keep going until ends up at /
# If path is relative, this can keep going until entire input is consumed, dirname returns "."
set dir (dirname -- "$dir")
end
echo $dir
end
end