{"ast_node_type":"other","tokens":[{"end":57,"kind":"keyword","start":0,"text":"BuiltinLintDiag::UnusedDocComment(attr_span)"}]}
        BuiltinLintDiag::UnusedDocComment(attr_span) => {
        }
            lints::UnusedDocComment { span: attr_span }.decorate_lint(diag);