syntax_data: {"ast_node_type":"other","tokens":[{"end":78,"kind":"keyword","start":0,"text":"debug!(\"bind_matched_candidate_for_guard(binding={:?})\","}]}
source_snippet:             debug!("bind_matched_candidate_for_guard(binding={:?})", binding);
context_before:         for binding in bindings {
context_after:             let source_info = self.source_info(binding.span);