{"ast_node_type":"other","tokens":[{"end":100,"kind":"keyword","start":0,"text":"self.expr(span,"}]}
        self.expr(span, hir::ExprKind::Path(hir::QPath::LangItem(lang_item, self.lower_span(span))))
    fn expr_lang_item_path(&mut self, span: Span, lang_item: hir::LangItem) -> hir::Expr<'hir> {
    }