syntax_data: {"ast_node_type":"other","tokens":[{"end":93,"kind":"keyword","start":0,"text":"if"}]}
source_snippet:                 if find_attr!(self.tcx.hir_attrs(expr.hir_id), AttributeKind::LoopMatch(_)) {
context_before:             hir::ExprKind::Loop(body, ..) => {
context_after:                     let dcx = self.tcx.dcx();