syntax_data: {"ast_node_type":"other","tokens":[{"end":33,"kind":"keyword","start":0,"text":"match"}]}
source_snippet:         match (self, for_guard) {
context_before:     fn local_id(&self, for_guard: ForGuard) -> Local {
context_after:             (&LocalsForNode::One(local_id), ForGuard::OutsideGuard)