@ 261102.1

260913.1 · 961793cf39a1d406d6982586d14e8ba4445a6054

Fix --gap-line cutting a grapheme cluster

RepeatToFill filled the remaining width rune by rune, so a cluster could be split at the right edge. Iterate grapheme clusters instead.

Fix #4920

reading declarations

Changes to src/util/util.go. All files

src/util/util.go

@@ -105,16 +105,18 @@ func RepeatToFill(str string, length int, limit int) string { 	rest := limit % length 	output := strings.Repeat(str, times) 	if rest > 0 {-		for _, r := range str {-			rest -= uniseg.StringWidth(string(r))-			if rest < 0 {-				break-			}-			output += string(r)-			if rest == 0 {+		// Iterate over grapheme clusters so that we don't cut a cluster in half+		end := 0+		graphemes := uniseg.NewGraphemes(str)+		for rest > 0 && graphemes.Next() {+			width := graphemes.Width()+			if width > rest { 				break 			}+			rest -= width+			_, end = graphemes.Positions() 		}+		output += str[:end] 	} 	return output }