Terminate when terminal failed to boot

src/core.go

@@ -26,6 +26,11 @@ func sbytes(data string) []byte {
 	return unsafe.Slice(unsafe.StringData(data), len(data))
 }
 
+type quitSignal struct {
+	code int
+	err  error
+}
+
 // Run starts fzf
 func Run(opts *Options) (int, error) {
 	if err := postProcessOptions(opts); err != nil {
@@ -287,7 +292,9 @@ func Run(opts *Options) (int, error) {
 					if reading {
 						reader.terminate()
 					}
-					exitCode = value.(int)
+					quitSignal := value.(quitSignal)
+					exitCode = quitSignal.code
+					err = quitSignal.err
 					stop = true
 					return
 				case EvtReadNew, EvtReadFin:
@@ -414,5 +421,5 @@ func Run(opts *Options) (int, error) {
 			time.Sleep(dur)
 		}
 	}
-	return exitCode, nil
+	return exitCode, err
 }

src/matcher.go

@@ -35,7 +35,6 @@ type Matcher struct {
 const (
 	reqRetry util.EventType = iota
 	reqReset
-	reqStop
 )
 
 // NewMatcher returns a new Matcher
@@ -64,7 +63,7 @@ func (m *Matcher) Loop() {
 		stop := false
 		m.reqBox.Wait(func(events *util.Events) {
 			for t, val := range *events {
-				if t == reqStop {
+				if t == reqQuit {
 					stop = true
 					return
 				}
@@ -247,5 +246,5 @@ func (m *Matcher) Reset(chunks []*Chunk, patternRunes []rune, cancel bool, final
 }
 
 func (m *Matcher) Stop() {
-	m.reqBox.Set(reqStop, MatchRequest{})
+	m.reqBox.Set(reqQuit, nil)
 }

src/terminal.go

@@ -2963,6 +2963,7 @@ func (t *Terminal) Loop() error {
 		if err := t.initFunc(); err != nil {
 			t.mutex.Unlock()
 			cancel()
+			t.eventBox.Set(EvtQuit, quitSignal{ExitError, err})
 			return err
 		}
 		t.termSize = t.tui.Size()
@@ -3299,7 +3300,7 @@ func (t *Terminal) Loop() error {
 			})
 		}
 
-		t.eventBox.Set(EvtQuit, code)
+		t.eventBox.Set(EvtQuit, quitSignal{code, nil})
 		t.running.Set(false)
 		t.killPreview()
 		cancel()