syntax_data: {"ast_node_type":"other","tokens":[{"end":62,"kind":"keyword","start":0,"text":"assert!(breakable_scope.region_scope"}]}
source_snippet:         assert!(breakable_scope.region_scope == region_scope);
context_before:         let breakable_scope = self.scopes.breakable_scopes.pop().unwrap();
context_after:         let break_block =