syntax_data: {"ast_node_type":"other","tokens":[{"end":71,"kind":"keyword","start":0,"text":"if"}]}
source_snippet:         if self.binders_passed == 0 || !val.has_escaping_bound_vars() {
context_before:     fn shift_vars_through_binders<T: TypeFoldable<I>>(&self, val: T) -> T {
context_after:             val