syntax_data: {"ast_node_type":"other","tokens":[{"end":45,"kind":"keyword","start":0,"text":"visit::walk_expr(self,"}]}
source_snippet:                 visit::walk_expr(self, expr);
context_before:             ref kind if ExprCategory::of(kind).is_none_or(|cat| cat == ExprCategory::Place) => {
context_after:             }