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fetchYarnDeps: fix by deduplicating requests (#336784)

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Doron Behar 2024-09-10 18:17:48 +00:00 committed by GitHub
commit d77ecc757a
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1 changed files with 11 additions and 1 deletions
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12
pkgs/build-support/node/fetch-yarn-deps/index.js
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@ -141,10 +141,20 @@ const performParallel = tasks => {
return Promise.all(workers)
}
// This could be implemented using [`Map.groupBy`](https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Map/groupBy),
// but that method is only supported starting with Node 21
const uniqueBy = (arr, callback) => {
const map = new Map()
for (const elem of arr) {
map.set(callback(elem), elem)
}
return [...map.values()]
}
const prefetchYarnDeps = async (lockContents, verbose) => {
const lockData = lockfile.parse(lockContents)
await performParallel(
Object.entries(lockData.object)
uniqueBy(Object.entries(lockData.object), ([_, value]) => value.resolved)
.map(([key, value]) => () => downloadPkg({ key, ...value }, verbose))
)
await fs.promises.writeFile('yarn.lock', lockContents)