From 4772bd8d4c724b6cd4c58a42377008410264322b Mon Sep 17 00:00:00 2001
From: guangwu <guoguangwu@magic-shield.com>
Date: Sat, 17 Jun 2023 18:10:12 +0800
Subject: [PATCH] Use strings.ContainsRune instead (#3335)

---
 src/algo/algo.go | 6 +++---
 src/terminal.go  | 2 +-
 2 files changed, 4 insertions(+), 4 deletions(-)

diff --git a/src/algo/algo.go b/src/algo/algo.go
index ba09dc50..1d021ed0 100644
--- a/src/algo/algo.go
+++ b/src/algo/algo.go
@@ -221,9 +221,9 @@ func charClassOfAscii(char rune) charClass {
 		return charUpper
 	} else if char >= '0' && char <= '9' {
 		return charNumber
-	} else if strings.IndexRune(whiteChars, char) >= 0 {
+	} else if strings.ContainsRune(whiteChars, char) {
 		return charWhite
-	} else if strings.IndexRune(delimiterChars, char) >= 0 {
+	} else if strings.ContainsRune(delimiterChars, char) {
 		return charDelimiter
 	}
 	return charNonWord
@@ -240,7 +240,7 @@ func charClassOfNonAscii(char rune) charClass {
 		return charLetter
 	} else if unicode.IsSpace(char) {
 		return charWhite
-	} else if strings.IndexRune(delimiterChars, char) >= 0 {
+	} else if strings.ContainsRune(delimiterChars, char) {
 		return charDelimiter
 	}
 	return charNonWord
diff --git a/src/terminal.go b/src/terminal.go
index 94f4c6cd..2889ed58 100644
--- a/src/terminal.go
+++ b/src/terminal.go
@@ -763,7 +763,7 @@ func (t *Terminal) ansiLabelPrinter(str string, color *tui.ColorPair, fill bool)
 	runes := []rune(text)
 
 	// Simpler printer for strings without ANSI colors or tab characters
-	if colors == nil && strings.IndexRune(str, '\t') < 0 {
+	if colors == nil && !strings.ContainsRune(str, '\t') {
 		length := util.StringWidth(str)
 		if length == 0 {
 			return nil, 0