diff --git a/src/.config/fish/config.fish b/src/.config/fish/config.fish index 978440a..d2d224b 100644 --- a/src/.config/fish/config.fish +++ b/src/.config/fish/config.fish @@ -30,6 +30,8 @@ if status --is-interactive if test $SYSTEM_PROFILE = "DEFAULT" source ~/.config/fish/functions/extra_prompt.fish + source ~/.config/fish/functions/fzf_binds.fish + fzf_key_bindings rem.sh show end end diff --git a/src/.config/fish/functions/fzf_binds.fish b/src/.config/fish/functions/fzf_binds.fish new file mode 100644 index 0000000..5863786 --- /dev/null +++ b/src/.config/fish/functions/fzf_binds.fish @@ -0,0 +1,171 @@ +# ____ ____ +# / __/___ / __/ +# / /_/_ / / /_ +# / __/ / /_/ __/ +# /_/ /___/_/ 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] + set -l prefix $commandline[3] + + # "-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 --bind=ctrl-z:ignore $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 -- $prefix + 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 --scheme=history --bind=ctrl-r:toggle-sort,ctrl-z:ignore $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] + set -l prefix $commandline[3] + + test -n "$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 --bind=ctrl-z:ignore $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 "" + commandline -it -- $prefix + end + end + + commandline -f repaint + end + + function __fzfcmd + test -n "$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 \ce fzf-file-widget + bind \cr fzf-history-widget + bind \ec fzf-cd-widget + + if bind -M insert > /dev/null 2>&1 + bind -M insert \ce 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, fzf query, and optional -option= prefix' + set -l commandline (commandline -t) + + # strip -option= from token if present + set -l prefix (string match -r -- '^-[^\s=]+=' $commandline) + set commandline (string replace -- "$prefix" '' $commandline) + + # eval is used to do shell expansion on paths + eval set commandline $commandline + + 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 + echo $prefix + 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