{"ast_node_type":"variable","tokens":[{"end":56,"kind":"keyword","start":0,"text":"if"}]}
        if let token::DocComment(..) = self.token.kind {
    pub(super) fn eat_incorrect_doc_comment_for_param_type(&mut self) {
            self.dcx().emit_err(DocCommentOnParamType { span: self.token.span });