More efficient look for leading "{" symbold in stdin.go

internal/lib/stdin.go

@@ -51,17 +51,11 @@ func (c *MyConfig) ParseStdin() {
 			continue
 		}
 
-		for i := 0; i < len(buf); i++ {
-			if strings.HasPrefix(buf, "{") {
-				break
-			}
-
-			buf = buf[1:]
-		}
-
-		if len(buf) == 0 {
-			log.Print("String from stdin has zero length, skipping")
+		buf = strings.TrimLeftFunc(buf, func(r rune) bool {
+			return r != '{'
+		})
 
+		if !strings.HasPrefix(buf, "{") {
 			continue
 		}