mirror of
https://github.com/lotabout/skim.git
synced 2026-09-10 07:16:23 -04:00
399 lines
12 KiB
Bash
399 lines
12 KiB
Bash
# skim key bindings for bash
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#
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# - $SKIM_TMUX_OPTS
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# - $SKIM_CTRL_T_COMMAND
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# - $SKIM_CTRL_T_OPTS
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# - $SKIM_CTRL_R_OPTS
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# - $SKIM_CTRL_R_IDX_COLOR (default: \033[2m, set NO_COLOR to disable)
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# - $SKIM_ALT_C_COMMAND
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# - $SKIM_ALT_C_OPTS
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# - $SKIM_COMPLETION_TRIGGER (default: '**')
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# - $SKIM_COMPLETION_OPTS (default: empty)
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# Key bindings
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# ------------
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__skim_select__() {
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local cmd="${SKIM_CTRL_T_COMMAND:-"command find -L . -mindepth 1 \\( -path '*/\\.*' -o -fstype 'sysfs' -o -fstype 'devfs' -o -fstype 'devtmpfs' -o -fstype 'proc' \\) -prune \
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-o -type f -print \
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-o -type d -print \
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-o -type l -print 2> /dev/null | cut -b3-"}"
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eval "$cmd" | SKIM_DEFAULT_OPTIONS="--reverse $SKIM_DEFAULT_OPTIONS $SKIM_CTRL_T_OPTS" $(__skimcmd) -m "$@" | while read -r item; do
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printf '%q ' "$item"
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done
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echo
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}
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if [[ $- =~ i ]]; then
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__skimcmd() {
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[ -n "$TMUX_PANE" ] && { [ "${SKIM_TMUX:-0}" != 0 ] || [ -n "$SKIM_TMUX_OPTS" ]; } &&
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echo "sk --tmux=${SKIM_TMUX_OPTS:-center,${SKIM_TMUX_HEIGHT:-40%}}" || echo "sk"
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}
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skim-file-widget() {
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local selected="$(__skim_select__)"
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READLINE_LINE="${READLINE_LINE:0:$READLINE_POINT}$selected${READLINE_LINE:$READLINE_POINT}"
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READLINE_POINT=$((READLINE_POINT + ${#selected}))
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}
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__skim_cd__() {
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local cmd dir
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cmd="${SKIM_ALT_C_COMMAND:-"command find -L . -mindepth 1 \\( -path '*/\\.*' -o -fstype 'sysfs' -o -fstype 'devfs' -o -fstype 'devtmpfs' -o -fstype 'proc' \\) -prune \
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-o -type d -print 2> /dev/null | cut -b3-"}"
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dir=$(eval "$cmd" | SKIM_DEFAULT_OPTIONS="--reverse $SKIM_DEFAULT_OPTIONS $SKIM_ALT_C_OPTS" $(__skimcmd) --no-multi)
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printf 'cd %q' "$dir"
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}
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__skim_history__() {
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local output
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local c_idx='' c_reset='' ansi_opt=''
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if [[ ! -v NO_COLOR ]]; then
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c_idx="${SKIM_CTRL_R_IDX_COLOR:-\033[2m}"
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c_reset='\033[0m'
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ansi_opt='--ansi'
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fi
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output=$(
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builtin fc -lnr -2147483648 |
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last_hist=$(HISTTIMEFORMAT='' builtin history 1) awk -v last_hist="$last_hist" -v c_idx="$c_idx" -v c_reset="$c_reset" '
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BEGIN { HISTCMD = last_hist + 1; cmd = ""; idx = 0 }
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/^\t/ {
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if (cmd != "" && !seen[cmd]++) printf "%s%d%s\t%s\0", c_idx, HISTCMD - idx, c_reset, cmd
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idx++; cmd = substr($0, 2); sub(/^[ *]/, "", cmd); next
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}
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{ cmd = cmd "\n" $0 }
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END { if (cmd != "" && !seen[cmd]++) printf "%s%d%s\t%s\0", c_idx, HISTCMD - idx, c_reset, cmd }
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' |
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SKIM_DEFAULT_OPTIONS="$SKIM_DEFAULT_OPTIONS -n2.. --bind=ctrl-r:toggle-sort $SKIM_CTRL_R_OPTS --no-multi --read0 $ansi_opt" $(__skimcmd) --query "$READLINE_LINE"
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) || return
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echo -e "\033[0m"
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READLINE_LINE=${output#*$'\t'}
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if [ -z "$READLINE_POINT" ]; then
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echo "$READLINE_LINE"
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else
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READLINE_POINT=0x7fffffff
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fi
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}
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# Required to refresh the prompt after skim
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bind -m emacs-standard '"\er": redraw-current-line'
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bind -m vi-command '"\C-z": emacs-editing-mode'
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bind -m vi-insert '"\C-z": emacs-editing-mode'
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bind -m emacs-standard '"\C-z": vi-editing-mode'
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if [ "${BASH_VERSINFO[0]}" -lt 4 ]; then
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# CTRL-T - Paste the selected file path into the command line
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bind -m emacs-standard '"\C-t": " \C-b\C-k \C-u`__skim_select__`\e\C-e\er\C-a\C-y\C-h\C-e\e \C-y\ey\C-x\C-x\C-f"'
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bind -m vi-command '"\C-t": "\C-z\C-t\C-z"'
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bind -m vi-insert '"\C-t": "\C-z\C-t\C-z"'
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# CTRL-R - Paste the selected command from history into the command line
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bind -m emacs-standard '"\C-r": "\C-e \C-u\C-y\ey\C-u"$(__skim_history__)"\e\C-e\er"'
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bind -m vi-command '"\C-r": "\C-z\C-r\C-z"'
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bind -m vi-insert '"\C-r": "\C-z\C-r\C-z"'
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else
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# CTRL-T - Paste the selected file path into the command line
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bind -m emacs-standard -x '"\C-t": skim-file-widget'
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bind -m vi-command -x '"\C-t": skim-file-widget'
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bind -m vi-insert -x '"\C-t": skim-file-widget'
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# CTRL-R - Paste the selected command from history into the command line
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bind -m emacs-standard -x '"\C-r": __skim_history__'
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bind -m vi-command -x '"\C-r": __skim_history__'
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bind -m vi-insert -x '"\C-r": __skim_history__'
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fi
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# ALT-C - cd into the selected directory
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bind -m emacs-standard '"\ec": " \C-b\C-k \C-u`__skim_cd__`\e\C-e\er\C-m\C-y\C-h\e \C-y\ey\C-x\C-x\C-d"'
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bind -m vi-command '"\ec": "\C-z\ec\C-z"'
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bind -m vi-insert '"\ec": "\C-z\ec\C-z"'
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# Completion
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if ! declare -f _skim_compgen_path >/dev/null; then
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_skim_compgen_path() {
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echo "$1"
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command find -L "$1" \
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-name .git -prune -o -name .hg -prune -o -name .svn -prune -o \( -type d -o -type f -o -type l \) \
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-a -not -path "$1" -print 2>/dev/null | sed 's@^\./@@'
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}
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fi
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if ! declare -f _skim_compgen_dir >/dev/null; then
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_skim_compgen_dir() {
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command find -L "$1" \
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-name .git -prune -o -name .hg -prune -o -name .svn -prune -o -type d \
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-a -not -path "$1" -print 2>/dev/null | sed 's@^\./@@'
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}
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fi
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###########################################################
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__skim_comprun() {
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if [ "$(type -t _skim_comprun 2>&1)" = function ]; then
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_skim_comprun "$@"
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elif [ -n "$TMUX_PANE" ] && { [ "${SKIM_TMUX:-0}" != 0 ] || [ -n "$SKIM_TMUX_OPTS" ]; }; then
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shift
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sk --tmux=${SKIM_TMUX_OPTS:-center,${SKIM_TMUX_HEIGHT:-40%}} "$@"
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else
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shift
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sk "$@"
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fi
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}
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__skim_orig_completion_filter() {
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sed 's/^\(.*-F\) *\([^ ]*\).* \([^ ]*\)$/export _skim_orig_completion_\3="\1 %s \3 #\2"; [[ "\1" = *" -o nospace "* ]] \&\& [[ ! "$__skim_nospace_commands" = *" \3 "* ]] \&\& __skim_nospace_commands="$__skim_nospace_commands \3 ";/' |
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awk -F= '{OFS = FS} {gsub(/[^A-Za-z0-9_= ;]/, "_", $1);}1'
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}
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_skim_handle_dynamic_completion() {
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local cmd orig_var orig ret orig_cmd orig_complete
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cmd="$1"
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shift
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orig_cmd="$1"
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orig_var="_skim_orig_completion_$cmd"
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orig="${!orig_var##*#}"
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if [ -n "$orig" ] && type "$orig" >/dev/null 2>&1; then
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$orig "$@"
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elif [ -n "$_skim_completion_loader" ]; then
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orig_complete=$(complete -p "$orig_cmd" 2>/dev/null)
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_completion_loader "$@"
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ret=$?
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# _completion_loader may not have updated completion for the command
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if [ "$(complete -p "$orig_cmd" 2>/dev/null)" != "$orig_complete" ]; then
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eval "$(complete | command grep " -F.* $orig_cmd$" | __skim_orig_completion_filter)"
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if [[ "$__skim_nospace_commands" = *" $orig_cmd "* ]]; then
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eval "${orig_complete/ -F / -o nospace -F }"
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else
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eval "$orig_complete"
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fi
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fi
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return $ret
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fi
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}
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__skim_generic_path_completion() {
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local cur base dir leftover matches trigger cmd
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cmd="${COMP_WORDS[0]//[^A-Za-z0-9_=]/_}"
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COMPREPLY=()
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trigger=${SKIM_COMPLETION_TRIGGER-'**'}
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cur="${COMP_WORDS[COMP_CWORD]}"
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if [[ "$cur" == *"$trigger" ]]; then
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base=${cur:0:${#cur}-${#trigger}}
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eval "base=$base"
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[[ $base = *"/"* ]] && dir="$base"
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while true; do
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if [ -z "$dir" ] || [ -d "$dir" ]; then
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leftover=${base/#"$dir"/}
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leftover=${leftover/#\//}
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[ -z "$dir" ] && dir='.'
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[ "$dir" != "/" ] && dir="${dir/%\//}"
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matches=$(eval "$1 $(printf %q "$dir")" | SKIM_DEFAULT_OPTIONS="--reverse $SKIM_DEFAULT_OPTIONS $SKIM_COMPLETION_OPTS $2" __skim_comprun "$4" -q "$leftover" | while read -r item; do
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printf "%q$3 " "$item"
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done)
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matches=${matches% }
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[[ -z "$3" ]] && [[ "$__skim_nospace_commands" = *" ${COMP_WORDS[0]} "* ]] && matches="$matches "
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if [ -n "$matches" ]; then
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COMPREPLY=("$matches")
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else
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COMPREPLY=("$cur")
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fi
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# To redraw line after skim closes (printf '\e[5n')
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bind '"\e[0n": redraw-current-line'
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printf '\e[5n'
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return 0
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fi
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dir=$(dirname "$dir")
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[[ "$dir" =~ /$ ]] || dir="$dir"/
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done
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else
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shift
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shift
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shift
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_skim_handle_dynamic_completion "$cmd" "$@"
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fi
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}
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_skim_complete() {
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# Split arguments around --
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local args rest str_arg i sep
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args=("$@")
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sep=
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for i in "${!args[@]}"; do
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if [[ "${args[$i]}" = -- ]]; then
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sep=$i
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break
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fi
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done
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if [[ -n "$sep" ]]; then
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str_arg=
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rest=("${args[@]:$((sep + 1)):${#args[@]}}")
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args=("${args[@]:0:$sep}")
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else
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str_arg=$1
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args=()
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shift
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rest=("$@")
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fi
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local cur selected trigger cmd post
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post="$(caller 0 | awk '{print $2}')_post"
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type -t "$post" >/dev/null 2>&1 || post=cat
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cmd="${COMP_WORDS[0]//[^A-Za-z0-9_=]/_}"
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trigger=${SKIM_COMPLETION_TRIGGER-'**'}
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cur="${COMP_WORDS[COMP_CWORD]}"
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if [[ "$cur" == *"$trigger" ]]; then
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cur=${cur:0:${#cur}-${#trigger}}
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selected=$(SKIM_DEFAULT_OPTIONS="--reverse $SKIM_DEFAULT_OPTIONS $SKIM_COMPLETION_OPTS $str_arg" __skim_comprun "${rest[0]}" "${args[@]}" -q "$cur" | $post | tr '\n' ' ')
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selected=${selected% } # Strip trailing space not to repeat "-o nospace"
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if [ -n "$selected" ]; then
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COMPREPLY=("$selected")
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else
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COMPREPLY=("$cur")
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fi
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# To redraw line after skim closes (printf '\e[5n')
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bind '"\e[0n": redraw-current-line'
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printf '\e[5n'
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echo -e "\033[0m"
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return 0
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else
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_skim_handle_dynamic_completion "$cmd" "${rest[@]}"
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fi
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}
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_skim_path_completion() {
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__skim_generic_path_completion _skim_compgen_path "-m" "" "$@"
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}
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# Deprecated. No file only completion.
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_skim_file_completion() {
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_skim_path_completion "$@"
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}
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_skim_dir_completion() {
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__skim_generic_path_completion _skim_compgen_dir "" "/" "$@"
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}
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_skim_complete_kill() {
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local trigger=${SKIM_COMPLETION_TRIGGER-'**'}
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local cur="${COMP_WORDS[COMP_CWORD]}"
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if [[ -z "$cur" ]]; then
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COMP_WORDS[$COMP_CWORD]=$trigger
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elif [[ "$cur" != *"$trigger" ]]; then
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return 1
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fi
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_skim_proc_completion "$@"
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}
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_skim_proc_completion() {
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_skim_complete -m --preview 'echo {}' --preview-window down:3:wrap --min-height 15 -- "$@" < <(
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command ps -ef | sed 1d
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)
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}
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_skim_proc_completion_post() {
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awk '{print $2}'
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}
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_skim_host_completion() {
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_skim_complete --no-multi -- "$@" < <(
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command cat <(command tail -n +1 ~/.ssh/config ~/.ssh/config.d/* /etc/ssh/ssh_config 2>/dev/null | command grep -i '^\s*host\(name\)\? ' | awk '{for (i = 2; i <= NF; i++) print $1 " " $i}' | command grep -v '[*?]') \
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<(command grep -oE '^[[a-z0-9.,:-]+' ~/.ssh/known_hosts | tr ',' '\n' | tr -d '[' | awk '{ print $1 " " $1 }') \
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<(command grep -v '^\s*\(#\|$\)' /etc/hosts | command grep -Fv '0.0.0.0') |
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awk '{if (length($2) > 0) {print $2}}' | sort -u
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)
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}
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_skim_var_completion() {
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_skim_complete -m -- "$@" < <(
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declare -xp | sed 's/=.*//' | sed 's/.* //'
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)
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}
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_skim_alias_completion() {
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_skim_complete -m -- "$@" < <(
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alias | sed 's/=.*//' | sed 's/.* //'
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)
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}
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d_cmds="${SKIM_COMPLETION_DIR_COMMANDS:-cd pushd rmdir}"
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a_cmds="
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awk cat diff diff3
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emacs emacsclient ex file ftp g++ gcc gvim head hg java
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javac ld less more mvim nvim patch perl python ruby
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sed sftp sort source tail tee uniq vi view vim wc xdg-open
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basename bunzip2 bzip2 chmod chown curl cp dirname du
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find git grep gunzip gzip hg jar
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ln ls mv open rm rsync scp
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svn tar unzip zip"
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# Preserve existing completion
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eval "$(complete |
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sed -E '/-F/!d; / _skim/d; '"/ ($(echo $d_cmds $a_cmds | sed 's/ /|/g; s/+/\\+/g'))$/"'!d' |
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__skim_orig_completion_filter)"
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if type _completion_loader >/dev/null 2>&1; then
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_skim_completion_loader=1
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fi
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__skim_defc() {
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local cmd func opts orig_var orig def
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cmd="$1"
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func="$2"
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opts="$3"
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orig_var="_skim_orig_completion_${cmd//[^A-Za-z0-9_]/_}"
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orig="${!orig_var}"
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if [ -n "$orig" ]; then
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printf -v def "$orig" "$func"
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eval "$def"
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else
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complete -F "$func" $opts "$cmd"
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fi
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}
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# Anything
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for cmd in $a_cmds; do
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__skim_defc "$cmd" _skim_path_completion "-o default -o bashdefault"
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done
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# Directory
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for cmd in $d_cmds; do
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__skim_defc "$cmd" _skim_dir_completion "-o nospace -o dirnames"
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done
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# Kill completion (supports empty completion trigger)
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complete -F _skim_complete_kill -o default -o bashdefault kill
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unset cmd d_cmds a_cmds
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_skim_setup_completion() {
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local kind fn cmd
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kind=$1
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fn=_skim_${1}_completion
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if [[ $# -lt 2 ]] || ! type -t "$fn" >/dev/null; then
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echo "usage: ${FUNCNAME[0]} path|dir|var|alias|host|proc COMMANDS..."
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return 1
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fi
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shift
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eval "$(complete -p "$@" 2>/dev/null | grep -v "$fn" | __skim_orig_completion_filter)"
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for cmd in "$@"; do
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case "$kind" in
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dir) __skim_defc "$cmd" "$fn" "-o nospace -o dirnames" ;;
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var) __skim_defc "$cmd" "$fn" "-o default -o nospace -v" ;;
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alias) __skim_defc "$cmd" "$fn" "-a" ;;
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*) __skim_defc "$cmd" "$fn" "-o default -o bashdefault" ;;
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esac
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done
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}
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# Environment variables / Aliases / Hosts
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_skim_setup_completion 'var' export unset
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_skim_setup_completion 'alias' unalias
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_skim_setup_completion 'host' ssh telnet
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fi
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