17 lines
609 B
TypeScript
17 lines
609 B
TypeScript
export async function generateBuildId (generate: () => string|null, fallback: () => string): Promise<string> {
|
|
let buildId = await generate()
|
|
// If there's no buildId defined we'll fall back
|
|
if (buildId === null) {
|
|
// We also create a new buildId if it contains the word `ad` to avoid false
|
|
// positives with ad blockers
|
|
while (!buildId || /ad/i.test(buildId)) {
|
|
buildId = fallback()
|
|
}
|
|
}
|
|
|
|
if (typeof buildId !== 'string') {
|
|
throw new Error('generateBuildId did not return a string. https://err.sh/zeit/next.js/generatebuildid-not-a-string')
|
|
}
|
|
|
|
return buildId.trim()
|
|
}
|