{"ast_node_type":"other","tokens":[{"end":72,"kind":"keyword","start":0,"text":"rustc_errors::DiagArgValue::Str(std::borrow::Cow::Owned(ty))"}]}
            rustc_errors::DiagArgValue::Str(std::borrow::Cow::Owned(ty))
            let ty = tcx.short_string(self, path);
        })