next
Version:
The React Framework
15 lines (14 loc) • 772 B
JavaScript
import { getBotType, HTML_LIMITED_BOT_UA_RE_STRING } from '../../shared/lib/router/utils/is-bot';
export function shouldServeStreamingMetadata(userAgent, htmlLimitedBots) {
const blockingMetadataUARegex = new RegExp(htmlLimitedBots || HTML_LIMITED_BOT_UA_RE_STRING, 'i');
return(// When it's static generation, userAgents are not available - do not serve streaming metadata
!!userAgent && !blockingMetadataUARegex.test(userAgent));
}
// When the request UA is a html-limited bot, we should do a dynamic render.
// In this case, postpone state is not sent.
export function isHtmlBotRequest(req) {
const ua = req.headers['user-agent'] || '';
const botType = getBotType(ua);
return botType === 'html';
}
//# sourceMappingURL=streaming-metadata.js.map