{"ast_node_type":"other","tokens":[{"end":95,"kind":"keyword","start":0,"text":"///"}]}
    /// this is called, `before_match_loc` was called at least once (with a `MatcherLoc::Eof`).
    /// This is called after an arm has been parsed, either successfully or unsuccessfully. When
    fn after_arm(&mut self, _result: &NamedParseResult<Self::Failure>) {}