syntax_data: {"ast_node_type":"other","tokens":[{"end":23,"kind":"keyword","start":0,"text":".collect();"}]}
source_snippet:             .collect();
context_before:             .map(|flat_pat| Candidate::from_flat_pat(flat_pat, candidate.has_guard))
context_after:         candidate.subcandidates[0].false_edge_start_block = candidate.false_edge_start_block;