refactor: reduce GC pressure by pre-allocating slices

Signed-off-by: Deluan <deluan@navidrome.org>
2024-11-19 07:45:24 -05:00
parent 3982ba7258
commit d229ff39e5
10 changed files with 325 additions and 262 deletions
@@ -39,11 +39,11 @@ func ToLyrics(language, text string) (*Lyrics, error) {
 	text = str.SanitizeText(text)

 	lines := strings.Split(text, "\n")
+	structuredLines := make([]Line, 0, len(lines)*2)

 	artist := ""
 	title := ""
 	var offset *int64 = nil
-	structuredLines := []Line{}

 	synced := syncRegex.MatchString(text)
 	priorLine := ""
@@ -105,7 +105,7 @@ func ToLyrics(language, text string) (*Lyrics, error) {
 						Value: strings.TrimSpace(priorLine),
 					})
 				}
-				timestamps = []int64{}
+				timestamps = nil
 			}

 			end := 0