syntax_data: {"ast_node_type":"other","tokens":[{"end":85,"kind":"keyword","start":0,"text":"if"}]}
source_snippet:         if self.classifier.is_recursive_terminator(self.tcx, self.body, terminator) {
context_before:         // `fn f() { if false { become f() } else { f() } }`, so we need to figure something out.
context_after:             self.reachable_recursive_calls.push(terminator.source_info.span);