Merge pull request #5 from noborus/fix-panic

Fixed wrong place for slice check
noborus · Jul 6, 2023 · 46b2fd6 · 46b2fd6
2 parents 68c01a3 + 892cc3d
commit 46b2fd6
Showing 1 changed file with 3 additions and 3 deletions.
diff --git a/guesswidth.go b/guesswidth.go
@@ -261,6 +261,9 @@ func lookupBlanks(line string) []int {
 func countBlanks(blanks []int, line string) []int {
 	n := 0
 	for _, r := range line {
+		if n >= len(blanks) {
+			break
+		}
 		if r == ' ' && blanks[n] > 0 {
 			blanks[n] += 1
 		}
@@ -269,9 +272,6 @@ func countBlanks(blanks []int, line string) []int {
 		if runewidth.RuneWidth(r) == 2 {
 			n += 1
 		}
-		if n >= len(blanks) {
-			break
-		}
 	}
 	return blanks
 }