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Export $FZF_KEY environment variable to child processes

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It's the name of the last key pressed.

Related #3412
This commit is contained in:
Junegunn Choi
2024-04-13 14:00:16 +09:00
parent a4745626dd
commit fd1ba46f77
8 changed files with 315 additions and 121 deletions
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36
src/terminal.go
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@@ -293,6 +293,7 @@ type Terminal struct {
executing *util.AtomicBool
termSize tui.TermSize
lastAction actionType
lastKey string
lastFocus int32
areaLines int
areaColumns int
@@ -408,7 +409,7 @@ const (
actOffsetUp
actOffsetDown
actJump
actJumpAccept
actJumpAccept // XXX Deprecated in favor of jump:accept binding
actPrintQuery
actRefreshPreview
actReplaceQuery
@@ -460,14 +461,7 @@ const (
)
func (a actionType) Name() string {
name := ""
for i, r := range a.String()[3:] {
if i > 0 && r >= 'A' && r <= 'Z' {
name += "-"
}
name += string(r)
}
return strings.ToLower(name)
return util.ToKebabCase(a.String()[3:])
}
func processExecution(action actionType) bool {
@@ -546,14 +540,14 @@ func defaultKeymap() map[tui.Event][]*action {
add(tui.CtrlC, actAbort)
add(tui.CtrlG, actAbort)
add(tui.CtrlQ, actAbort)
add(tui.ESC, actAbort)
add(tui.Esc, actAbort)
add(tui.CtrlD, actDeleteCharEof)
add(tui.CtrlE, actEndOfLine)
add(tui.CtrlF, actForwardChar)
add(tui.CtrlH, actBackwardDeleteChar)
add(tui.BSpace, actBackwardDeleteChar)
add(tui.Backspace, actBackwardDeleteChar)
add(tui.Tab, actToggleDown)
add(tui.BTab, actToggleUp)
add(tui.ShiftTab, actToggleUp)
add(tui.CtrlJ, actDown)
add(tui.CtrlK, actUp)
add(tui.CtrlL, actClearScreen)
@@ -568,11 +562,11 @@ func defaultKeymap() map[tui.Event][]*action {
}
addEvent(tui.AltKey('b'), actBackwardWord)
add(tui.SLeft, actBackwardWord)
add(tui.ShiftLeft, actBackwardWord)
addEvent(tui.AltKey('f'), actForwardWord)
add(tui.SRight, actForwardWord)
add(tui.ShiftRight, actForwardWord)
addEvent(tui.AltKey('d'), actKillWord)
add(tui.AltBS, actBackwardKillWord)
add(tui.AltBackspace, actBackwardKillWord)
add(tui.Up, actUp)
add(tui.Down, actDown)
@@ -581,12 +575,12 @@ func defaultKeymap() map[tui.Event][]*action {
add(tui.Home, actBeginningOfLine)
add(tui.End, actEndOfLine)
add(tui.Del, actDeleteChar)
add(tui.PgUp, actPageUp)
add(tui.PgDn, actPageDown)
add(tui.Delete, actDeleteChar)
add(tui.PageUp, actPageUp)
add(tui.PageDown, actPageDown)
add(tui.SUp, actPreviewUp)
add(tui.SDown, actPreviewDown)
add(tui.ShiftUp, actPreviewUp)
add(tui.ShiftDown, actPreviewDown)
add(tui.Mouse, actMouse)
add(tui.LeftClick, actClick)
@@ -851,6 +845,7 @@ func (t *Terminal) environ() []string {
}
env = append(env, "FZF_QUERY="+string(t.input))
env = append(env, "FZF_ACTION="+t.lastAction.Name())
env = append(env, "FZF_KEY="+t.lastKey)
env = append(env, "FZF_PROMPT="+string(t.promptString))
env = append(env, "FZF_PREVIEW_LABEL="+t.previewLabelOpts.label)
env = append(env, "FZF_BORDER_LABEL="+t.borderLabelOpts.label)
@@ -3290,6 +3285,7 @@ func (t *Terminal) Loop() {
t.mutex.Lock()
previousInput := t.input
previousCx := t.cx
t.lastKey = event.KeyName()
events := []util.EventType{}
req := func(evts ...util.EventType) {
for _, event := range evts {