# promise-parallel-limit

> limit parallel count when all & map ...

Latest version **1.0.0** (published 2017-01-10) · MIT license · 0 weekly downloads

## Install

```sh
npm install promise-parallel-limit
pnpm add promise-parallel-limit
yarn add promise-parallel-limit
bun add promise-parallel-limit
```

## Health

**Score 15/100 (F)** — status: abandoned.

Positive: no vulnerabilities.

Warnings: low downloads; no types; no esm support.

Negative: abandoned; low maintenance score.

## Facts

| | |
|---|---|
| Version | 1.0.0 |
| Published | 2017-01-10 |
| First published | 2017-01-10 |
| Weekly downloads | 0 |
| License | MIT |
| TypeScript types | none |
| Module format | CommonJS |
| Dependencies | 2 |
| Known vulnerabilities | 0 |
| Install scripts | no |
| Author | cuibin |
| Maintainers | cuibin |

## Links

- npm: https://www.npmjs.com/package/promise-parallel-limit
- npm.io page: https://npm.io/package/promise-parallel-limit

## Dependencies (2)

- [lodash](https://npm.io/package/lodash.md) ^4.17.4
- [bluebird](https://npm.io/package/bluebird.md) ^3.4.7

## Recent versions

- 1.0.0 (latest) — 2017-01-10

## README

## Promise-limit

Limit parallel count when all & map ..

### usage
```js
var limit = require('promise-limit');
// any Promise lib, eg bluebird
var Promise = require('bluebird');
/*
  param:
    1. Promise
    2. count to limit tasks running
*/
queue = limit.create(Promise, 2);
Promise.all(queue.wrap([
  (index) => {
    return new Promise((resolve, reject) => {
      setTimeout(resolve, 1200)
    })
  },
  (index) => {
    return new Promise((resolve, reject) => {
      setTimeout(resolve, 100)
    })
  },
  (index) => {
    return new Promise((resolve, reject) => {
      setTimeout(resolve, 300)
    })
  }
]))
// task 3 will start after 100ms, all task finished in 1200ms
```

---
_Source: https://npm.io/package/promise-parallel-limit · Machine-readable twin of the npm.io package page. Health data is recomputed on every publish._