rename

• Return type added: bool
• Parameter name of parameter #1 changed: $old_name to $from
• Parameter type added for parameter #1 ($from): string
• Parameter name of parameter #2 changed: $new_name to $to
• Parameter type added for parameter #2 ($to): string
• Parameter default value added for position #3 ($context): null

  rename(
-     $old_name,
+     string $from,
-     $new_name,
+     string $to,
-     $context
+     $context = null
-   )
+   ): bool