syntax_data: {"ast_node_type":"other","tokens":[{"end":54,"kind":"keyword","start":0,"text":"hir::ExprKind::Break(dest,"}]}
source_snippet:             hir::ExprKind::Break(dest, ref value) => {
context_before:             hir::ExprKind::Become(call) => ExprKind::Become { value: self.mirror_expr(call) },
context_after:                 if find_attr!(self.tcx.hir_attrs(expr.hir_id), AttributeKind::ConstContinue(_)) {