https://github.com/jchip/xaa

async/await/Promise helpers - delay, defer, timeout, each, map, filter
https://github.com/jchip/xaa

async await defer delay each filter helpers map promise timeout

Last synced: about 1 month ago
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async/await/Promise helpers - delay, defer, timeout, each, map, filter

• Host: GitHub
• URL: https://github.com/jchip/xaa
• Owner: jchip
• License: other
• Created: 2019-01-24T18:00:11.000Z (almost 6 years ago)
• Default Branch: master
• Last Pushed: 2022-03-07T21:52:40.000Z (over 2 years ago)
• Last Synced: 2024-09-14T04:19:43.381Z (2 months ago)
• Topics: async, await, defer, delay, each, filter, helpers, map, promise, timeout
• Language: TypeScript
• Homepage:
• Size: 320 KB
• Stars: 0
• Watchers: 1
• Forks: 1
• Open Issues: 0
• Metadata Files:
  • Readme: README.md
  • License: LICENSE

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README

        
# xaa

async/await and Promise helpers.

github: 

## Install and Usage

```

npm i xaa

```

## APIs

API references 

Or just use your IDE for hint if it supports TypeScript and typedoc.

## Examples:

### xaa.timeout

```js

import { timeout } from "xaa";

async function test() {

  // will throw TimeoutError

  await timeout(50, "took too long").run(xaa.delay(100));

  // will run the two functions and wait for them

  await timeout(50, "oops")

    .run([

      () => xaa.delay(10, 1),

      () => xaa.delay(15, 2),

      "some value",

      Promise.resolve("more value")

    ])

    .then(results => {

      // results === [1, 2, "some value", "more value"]

    });

}

```

### xaa.map

```js

import { map } from xaa;

async function test() {

  return await map(

    ["http://url1", "http://url2"],

    async url => fetch(url),

    { concurrency: 2 }

  );

}

```

# License

Licensed under the [Apache License, Version 2.0].

[apache license, version 2.0]: https://www.apache.org/licenses/LICENSE-2.0