syntax_data: {"ast_node_type":"other","tokens":[{"end":94,"kind":"keyword","start":0,"text":"rustc_pattern_analysis::rustc::analyze_match(&cx,"}]}
source_snippet:             rustc_pattern_analysis::rustc::analyze_match(&cx, &arms, scrut_ty).map_err(|err| {
context_before:         let report =
context_after:                 self.error = Err(err);