38 lines
806 B
Markdown
38 lines
806 B
Markdown
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# promisify-event
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[](https://travis-ci.org/inikulin/promisify-event)
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*Promisify EventEmitter's event.*
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## Install
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```
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npm install promisify-event
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```
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## Usage
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```js
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const promisifyEvent = require('promisify-event');
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// Promisify server's `listening` event:
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promisify(server, `listening`).then(() => {
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// ...
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});
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// Promisify `error` event. `error` event always rejects the promise:
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promisify(server, 'error').catch(() => {
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// ...
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});
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// Cancel event subscription and promise (it will be never fulfilled):
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var listeningPromise = promisify(server, `listening`);
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listeningPromise.cancel();
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listeningPromise.then(() => {
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// Will never happen
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});
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```
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## Author
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[Ivan Nikulin](https://github.com/inikulin) (ifaaan@gmail.com)
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