syntax_data: {"ast_node_type":"other","tokens":[{"end":66,"kind":"keyword","start":0,"text":"if"}]}
source_snippet:         if predicate.outer_exclusive_binder() > self.outer_index {
context_before:     fn visit_predicate(&mut self, predicate: I::Predicate) -> Self::Result {
context_after:             ControlFlow::Break(FoundEscapingVars)