Make the TrimAnsiString function a bit simpler

Author: Dobefu

utils/trim-ansi-string.go

@@ -5,13 +5,23 @@ import (
 )
 
 func TrimAnsiString(str string, limit int) string {
-	output := ""
-	charsToAdd := limit
+	if limit <= 0 {
+		return ""
+	}
 
-	if charsToAdd <= 0 {
-		return output
+	output, err := strconv.Unquote(`"` + loopOverChars(str, limit) + `"`)
+
+	if err != nil {
+		return str
 	}
 
+	return output
+}
+
+func loopOverChars(str string, limit int) string {
+	charsToAdd := limit
+	output := ""
+
 	escapeLevel := 0
 	isEscapeClosed := true
 
@@ -49,11 +59,5 @@ func TrimAnsiString(str string, limit int) string {
 		}
 	}
 
-	output, err := strconv.Unquote(`"` + output + `"`)
-
-	if err != nil {
-		return str
-	}
-
 	return output
 }