From 67acc6b5b053677a1a09b2502f6b614c0767ac18 Mon Sep 17 00:00:00 2001
From: Junegunn Choi <junegunn.c@gmail.com>
Date: Mon, 6 May 2024 20:37:58 +0900
Subject: [PATCH] cleanup

---
 src/terminal.go       | 9 ++-------
 src/tui/light.go      | 4 ++--
 src/tui/light_unix.go | 2 +-
 3 files changed, 5 insertions(+), 10 deletions(-)

diff --git a/src/terminal.go b/src/terminal.go
index d947ab56..9d0bd577 100644
--- a/src/terminal.go
+++ b/src/terminal.go
@@ -53,7 +53,6 @@ var offsetTrimCharsRegex *regexp.Regexp
 var activeTempFiles []string
 var activeTempFilesMutex sync.Mutex
 var passThroughRegex *regexp.Regexp
-var actionTypeRegex *regexp.Regexp
 
 const clearCode string = "\x1b[2J"
 
@@ -2117,12 +2116,11 @@ func (t *Terminal) renderPreviewArea(unchanged bool) {
 	}
 
 	height := t.pwindow.Height()
-	header := []string{}
 	body := t.previewer.lines
 	headerLines := t.previewOpts.headerLines
 	// Do not enable preview header lines if it's value is too large
 	if headerLines > 0 && headerLines < util.Min(len(body), height) {
-		header = t.previewer.lines[0:headerLines]
+		header := t.previewer.lines[0:headerLines]
 		body = t.previewer.lines[headerLines:]
 		// Always redraw header
 		t.renderPreviewText(height, header, 0, false)
@@ -2499,8 +2497,6 @@ func parsePlaceholder(match string) (bool, string, placeholderFlags) {
 		case 'q':
 			flags.forceUpdate = true
 			// query flag is not skipped
-		default:
-			break
 		}
 	}
 
@@ -3430,8 +3426,7 @@ func (t *Terminal) Loop() error {
 		}
 
 		var doAction func(*action) bool
-		var doActions func(actions []*action) bool
-		doActions = func(actions []*action) bool {
+		doActions := func(actions []*action) bool {
 			for iter := 0; iter <= maxFocusEvents; iter++ {
 				currentIndex := t.currentIndex()
 				for _, action := range actions {
diff --git a/src/tui/light.go b/src/tui/light.go
index 521d9171..84a4c701 100644
--- a/src/tui/light.go
+++ b/src/tui/light.go
@@ -251,7 +251,7 @@ func (r *LightRenderer) getBytesInternal(buffer []byte, nonblock bool) ([]byte,
 	c, ok := r.getch(nonblock)
 	if !nonblock && !ok {
 		r.Close()
-		return nil, errors.New("Failed to read " + consoleDevice)
+		return nil, errors.New("failed to read " + consoleDevice)
 	}
 
 	retries := 0
@@ -282,7 +282,7 @@ func (r *LightRenderer) getBytesInternal(buffer []byte, nonblock bool) ([]byte,
 		// so terminate fzf immediately.
 		if len(buffer) > maxInputBuffer {
 			r.Close()
-			return nil, fmt.Errorf("Input buffer overflow (%d): %v", len(buffer), buffer)
+			return nil, fmt.Errorf("input buffer overflow (%d): %v", len(buffer), buffer)
 		}
 	}
 
diff --git a/src/tui/light_unix.go b/src/tui/light_unix.go
index f8cb32af..a5499a00 100644
--- a/src/tui/light_unix.go
+++ b/src/tui/light_unix.go
@@ -57,7 +57,7 @@ func openTtyIn() (*os.File, error) {
 				return in, nil
 			}
 		}
-		return nil, errors.New("Failed to open " + consoleDevice)
+		return nil, errors.New("failed to open " + consoleDevice)
 	}
 	return in, nil
 }