syntax_data: {"ast_node_type":"other","tokens":[{"end":59,"kind":"keyword","start":0,"text":"self.cfg.goto(true_block,"}]}
source_snippet:         self.cfg.goto(true_block, source_info, join_block);
context_before:         let join_block = self.cfg.start_new_block();
context_after:         self.cfg.goto(false_block, source_info, join_block);