{"ast_node_type":"variable","tokens":[{"end":37,"kind":"keyword","start":0,"text":"if"}]}
        if let hir::ExprKind::Binary(
    fn check_expr(&mut self, cx: &LateContext<'tcx>, expr: &hir::Expr<'_>) {
            hir::BinOp { node: hir::BinOpKind::Eq | hir::BinOpKind::Ne, .. },