npm i jsemaphore
or
yarn add jsemaphore
// Simulate tasks that take 1 second
async function task(s: Semaphore) {
await new Promise((resolve) => setTimeout(() => resolve(null), 1000));
s.release();
}
// Concurrency = 10
const s = new Semaphore(10);
const tasks = new Array<Promise<void>>();
// For total 40 tasks
for (let i = 0; i < 40; i++) {
await s.acquire();
tasks.push(task(s));
}
await Promise.all(tasks); // The total cost time is about 4 seconds
FAQs
Simple semaphore, just like semaphore in python.
The npm package jsemaphore receives a total of 0 weekly downloads. As such, jsemaphore popularity was classified as not popular.
We found that jsemaphore demonstrated a not healthy version release cadence and project activity because the last version was released a year ago. It has 1 open source maintainer collaborating on the project.
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