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dtipson/spreadBatchesAsyncGen.js

Last active January 5, 2024 16:00
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Spreading out a generator of arrays into a generator of items
Raw
spreadBatchesAsyncGen.js
// spreadBatchesAsyncGen :: Iterator[[...Promises]] -> AsyncGenerator[[...Promises]]
const spreadBatchesAsyncGen = async function* (iterableOfPromises) {
for (let array of iterableOfPromises) {
yield* await Promise.all(array)
}
}
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