{"ast_node_type":"other","tokens":[{"end":77,"kind":"keyword","start":0,"text":"//"}]}
        // (?: \. (?P<precision> \d+ | \* (?: (?P<precisiona> \d+) \$ )? ) )?
        // (?P<width> \d+ | \* (?: (?P<widtha> \d+) \$ )? )?
        // (?P<length>