{"ast_node_type":"variable","tokens":[{"end":98,"kind":"keyword","start":0,"text":"if"}]}
            if let hir::Node::Expr(hir::Expr { kind: hir::ExprKind::Closure(closure), .. }) = node
        for (_, node) in self.infcx.tcx.hir_parent_iter(expr.hir_id) {
                && let hir::CaptureBy::Value { .. } = closure.capture_clause