mirror of
https://github.com/Llewellynvdm/fzf.git
synced 2024-12-23 11:29:01 +00:00
Add bind action for executing arbitrary command (#265)
e.g. fzf --bind "ctrl-m:execute(less {})" fzf --bind "ctrl-t:execute[tmux new-window -d 'vim {}']"
This commit is contained in:
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fe5b190a7d
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@ -86,10 +86,15 @@ func (i *Item) Rank(cache bool) Rank {
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// AsString returns the original string
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// AsString returns the original string
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func (i *Item) AsString() string {
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func (i *Item) AsString() string {
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return *i.StringPtr()
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}
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// StringPtr returns the pointer to the original string
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func (i *Item) StringPtr() *string {
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if i.origText != nil {
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if i.origText != nil {
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return *i.origText
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return i.origText
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}
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}
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return *i.text
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return i.text
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}
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}
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func (item *Item) colorOffsets(color int, bold bool, current bool) []colorOffset {
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func (item *Item) colorOffsets(color int, bold bool, current bool) []colorOffset {
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@ -117,6 +117,7 @@ type Options struct {
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ToggleSort bool
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ToggleSort bool
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Expect []int
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Expect []int
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Keymap map[int]actionType
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Keymap map[int]actionType
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Execmap map[int]string
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PrintQuery bool
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PrintQuery bool
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ReadZero bool
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ReadZero bool
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Sync bool
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Sync bool
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@ -157,6 +158,7 @@ func defaultOptions() *Options {
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ToggleSort: false,
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ToggleSort: false,
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Expect: []int{},
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Expect: []int{},
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Keymap: defaultKeymap(),
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Keymap: defaultKeymap(),
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Execmap: make(map[int]string),
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PrintQuery: false,
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PrintQuery: false,
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ReadZero: false,
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ReadZero: false,
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Sync: false,
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Sync: false,
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@ -375,12 +377,22 @@ func parseTheme(defaultTheme *curses.ColorTheme, str string) *curses.ColorTheme
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return theme
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return theme
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}
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}
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func parseKeymap(keymap map[int]actionType, toggleSort bool, str string) (map[int]actionType, bool) {
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func parseKeymap(keymap map[int]actionType, execmap map[int]string, toggleSort bool, str string) (map[int]actionType, map[int]string, bool) {
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for _, pairStr := range strings.Split(str, ",") {
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rx := regexp.MustCompile(
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":execute(\\([^)]*\\)|\\[[^\\]]*\\]|/[^/]*/|:[^:]*:|;[^;]*;|@[^@]*@|~[^~]*~|%[^%]*%|\\?[^?]*\\?)")
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masked := rx.ReplaceAllStringFunc(str, func(src string) string {
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return ":execute(" + strings.Repeat(" ", len(src)-10) + ")"
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})
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idx := 0
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for _, pairStr := range strings.Split(masked, ",") {
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pairStr = str[idx : idx+len(pairStr)]
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idx += len(pairStr) + 1
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fail := func() {
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fail := func() {
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errorExit("invalid key binding: " + pairStr)
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errorExit("invalid key binding: " + pairStr)
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}
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}
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pair := strings.Split(pairStr, ":")
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pair := strings.SplitN(pairStr, ":", 2)
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if len(pair) != 2 {
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if len(pair) != 2 {
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fail()
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fail()
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}
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}
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@ -455,10 +467,28 @@ func parseKeymap(keymap map[int]actionType, toggleSort bool, str string) (map[in
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keymap[key] = actToggleSort
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keymap[key] = actToggleSort
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toggleSort = true
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toggleSort = true
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default:
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default:
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errorExit("unknown action: " + act)
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if isExecuteAction(act) {
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keymap[key] = actExecute
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execmap[key] = pair[1][8 : len(act)-1]
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} else {
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errorExit("unknown action: " + act)
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}
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}
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}
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}
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}
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return keymap, toggleSort
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return keymap, execmap, toggleSort
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}
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func isExecuteAction(str string) bool {
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if !strings.HasPrefix(str, "execute") || len(str) < 9 {
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return false
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}
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b := str[7]
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e := str[len(str)-1]
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if b == e && strings.ContainsAny(string(b), "/:;@~%?") ||
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b == '(' && e == ')' || b == '[' && e == ']' {
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return true
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}
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return false
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}
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}
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func checkToggleSort(keymap map[int]actionType, str string) map[int]actionType {
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func checkToggleSort(keymap map[int]actionType, str string) map[int]actionType {
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@ -515,7 +545,8 @@ func parseOptions(opts *Options, allArgs []string) {
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case "--tiebreak":
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case "--tiebreak":
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opts.Tiebreak = parseTiebreak(nextString(allArgs, &i, "sort criterion required"))
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opts.Tiebreak = parseTiebreak(nextString(allArgs, &i, "sort criterion required"))
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case "--bind":
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case "--bind":
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keymap, opts.ToggleSort = parseKeymap(keymap, opts.ToggleSort, nextString(allArgs, &i, "bind expression required"))
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keymap, opts.Execmap, opts.ToggleSort =
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parseKeymap(keymap, opts.Execmap, opts.ToggleSort, nextString(allArgs, &i, "bind expression required"))
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case "--color":
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case "--color":
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spec := optionalNextString(allArgs, &i)
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spec := optionalNextString(allArgs, &i)
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if len(spec) == 0 {
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if len(spec) == 0 {
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@ -629,7 +660,8 @@ func parseOptions(opts *Options, allArgs []string) {
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} else if match, value := optString(arg, "--color="); match {
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} else if match, value := optString(arg, "--color="); match {
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opts.Theme = parseTheme(opts.Theme, value)
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opts.Theme = parseTheme(opts.Theme, value)
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} else if match, value := optString(arg, "--bind="); match {
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} else if match, value := optString(arg, "--bind="); match {
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keymap, opts.ToggleSort = parseKeymap(keymap, opts.ToggleSort, value)
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keymap, opts.Execmap, opts.ToggleSort =
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parseKeymap(keymap, opts.Execmap, opts.ToggleSort, value)
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} else if match, value := optString(arg, "--history="); match {
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} else if match, value := optString(arg, "--history="); match {
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setHistory(value)
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setHistory(value)
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} else if match, value := optString(arg, "--history-max="); match {
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} else if match, value := optString(arg, "--history-max="); match {
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@ -136,11 +136,19 @@ func TestBind(t *testing.T) {
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t.Errorf("%d != %d", action, expected)
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t.Errorf("%d != %d", action, expected)
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}
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}
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}
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}
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checkString := func(action string, expected string) {
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if action != expected {
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t.Errorf("%d != %d", action, expected)
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}
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}
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keymap := defaultKeymap()
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keymap := defaultKeymap()
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execmap := make(map[int]string)
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check(actBeginningOfLine, keymap[curses.CtrlA])
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check(actBeginningOfLine, keymap[curses.CtrlA])
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keymap, toggleSort :=
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keymap, execmap, toggleSort :=
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parseKeymap(keymap, false,
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parseKeymap(keymap, execmap, false,
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"ctrl-a:kill-line,ctrl-b:toggle-sort,c:page-up,alt-z:page-down")
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"ctrl-a:kill-line,ctrl-b:toggle-sort,c:page-up,alt-z:page-down,"+
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"f1:execute(ls {}),f2:execute/echo {}, {}, {}/,f3:execute[echo '({})'],f4:execute:less {}:,"+
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"alt-a:execute@echo (,),[,],/,:,;,%,{}@,alt-b:execute;echo (,),[,],/,:,@,%,{};")
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if !toggleSort {
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if !toggleSort {
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t.Errorf("toggleSort not set")
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t.Errorf("toggleSort not set")
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}
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}
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@ -148,8 +156,18 @@ func TestBind(t *testing.T) {
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check(actToggleSort, keymap[curses.CtrlB])
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check(actToggleSort, keymap[curses.CtrlB])
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check(actPageUp, keymap[curses.AltZ+'c'])
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check(actPageUp, keymap[curses.AltZ+'c'])
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check(actPageDown, keymap[curses.AltZ])
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check(actPageDown, keymap[curses.AltZ])
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check(actExecute, keymap[curses.F1])
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check(actExecute, keymap[curses.F2])
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check(actExecute, keymap[curses.F3])
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check(actExecute, keymap[curses.F4])
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checkString("ls {}", execmap[curses.F1])
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checkString("echo {}, {}, {}", execmap[curses.F2])
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checkString("echo '({})'", execmap[curses.F3])
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checkString("less {}", execmap[curses.F4])
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checkString("echo (,),[,],/,:,;,%,{}", execmap[curses.AltA])
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checkString("echo (,),[,],/,:,@,%,{}", execmap[curses.AltB])
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keymap, toggleSort = parseKeymap(keymap, false, "f1:abort")
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keymap, execmap, toggleSort = parseKeymap(keymap, execmap, false, "f1:abort")
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if toggleSort {
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if toggleSort {
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t.Errorf("toggleSort set")
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t.Errorf("toggleSort set")
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}
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}
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@ -4,6 +4,7 @@ import (
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"bytes"
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"bytes"
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"fmt"
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"fmt"
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"os"
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"os"
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"os/exec"
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"os/signal"
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"os/signal"
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"regexp"
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"regexp"
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"sort"
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"sort"
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@ -34,6 +35,7 @@ type Terminal struct {
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toggleSort bool
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toggleSort bool
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expect []int
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expect []int
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keymap map[int]actionType
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keymap map[int]actionType
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execmap map[int]string
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pressed int
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pressed int
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printQuery bool
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printQuery bool
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history *History
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history *History
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@ -119,6 +121,7 @@ const (
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actToggleSort
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actToggleSort
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actPreviousHistory
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actPreviousHistory
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actNextHistory
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actNextHistory
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actExecute
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)
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)
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func defaultKeymap() map[int]actionType {
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func defaultKeymap() map[int]actionType {
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@ -187,6 +190,7 @@ func NewTerminal(opts *Options, eventBox *util.EventBox) *Terminal {
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toggleSort: opts.ToggleSort,
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toggleSort: opts.ToggleSort,
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expect: opts.Expect,
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expect: opts.Expect,
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keymap: opts.Keymap,
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keymap: opts.Keymap,
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execmap: opts.Execmap,
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pressed: 0,
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pressed: 0,
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printQuery: opts.PrintQuery,
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printQuery: opts.PrintQuery,
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history: opts.History,
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history: opts.History,
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@ -587,6 +591,17 @@ func keyMatch(key int, event C.Event) bool {
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return event.Type == key || event.Type == C.Rune && int(event.Char) == key-C.AltZ
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return event.Type == key || event.Type == C.Rune && int(event.Char) == key-C.AltZ
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}
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}
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func executeCommand(template string, current string) {
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command := strings.Replace(template, "{}", fmt.Sprintf("%q", current), -1)
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cmd := exec.Command("sh", "-c", command)
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cmd.Stdin = os.Stdin
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cmd.Stdout = os.Stdout
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cmd.Stderr = os.Stderr
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C.Endwin()
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cmd.Run()
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C.Refresh()
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}
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// Loop is called to start Terminal I/O
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// Loop is called to start Terminal I/O
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func (t *Terminal) Loop() {
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func (t *Terminal) Loop() {
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<-t.startChan
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<-t.startChan
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@ -677,13 +692,7 @@ func (t *Terminal) Loop() {
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}
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}
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selectItem := func(item *Item) bool {
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selectItem := func(item *Item) bool {
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if _, found := t.selected[item.index]; !found {
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if _, found := t.selected[item.index]; !found {
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var strptr *string
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t.selected[item.index] = selectedItem{time.Now(), item.StringPtr()}
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if item.origText != nil {
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strptr = item.origText
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} else {
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strptr = item.text
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}
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t.selected[item.index] = selectedItem{time.Now(), strptr}
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return true
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return true
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}
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}
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return false
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return false
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@ -709,14 +718,20 @@ func (t *Terminal) Loop() {
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}
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}
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action := t.keymap[event.Type]
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action := t.keymap[event.Type]
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mapkey := event.Type
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if event.Type == C.Rune {
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if event.Type == C.Rune {
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code := int(event.Char) + int(C.AltZ)
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mapkey = int(event.Char) + int(C.AltZ)
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if act, prs := t.keymap[code]; prs {
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if act, prs := t.keymap[mapkey]; prs {
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action = act
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action = act
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}
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}
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}
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}
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switch action {
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switch action {
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case actIgnore:
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case actIgnore:
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case actExecute:
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if t.cy >= 0 && t.cy < t.merger.Length() {
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item := t.merger.Get(t.cy)
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executeCommand(t.execmap[mapkey], item.AsString())
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}
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case actInvalid:
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case actInvalid:
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t.mutex.Unlock()
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t.mutex.Unlock()
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continue
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continue
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@ -594,6 +594,27 @@ class TestGoFZF < TestBase
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File.unlink history_file
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File.unlink history_file
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end
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end
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def test_execute
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output = '/tmp/fzf-test-execute'
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opts = %[--bind \\"alt-a:execute(echo '[{}]' >> #{output}),alt-b:execute[echo '({}), ({})' >> #{output}],C:execute:echo '({}), [{}], @{}@' >> #{output}:\\"]
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tmux.send_keys "seq 100 | #{fzf opts}", :Enter
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tmux.until { |lines| lines[-2].include? '100/100' }
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tmux.send_keys :Escape, :a, :Escape, :a
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tmux.send_keys :Up
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tmux.send_keys :Escape, :b, :Escape, :b
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tmux.send_keys :Up
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tmux.send_keys :C
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tmux.send_keys 'foobar'
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tmux.until { |lines| lines[-2].include? '0/100' }
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tmux.send_keys :Escape, :a, :Escape, :b, :Escape, :c
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tmux.send_keys :Enter
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readonce
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assert_equal ['["1"]', '["1"]', '("2"), ("2")', '("2"), ("2")', '("3"), ["3"], @"3"@'],
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File.readlines(output).map(&:chomp)
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ensure
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File.unlink output rescue nil
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end
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private
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private
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def writelines path, lines
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def writelines path, lines
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File.unlink path while File.exists? path
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File.unlink path while File.exists? path
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Reference in New Issue
Block a user