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status][travis-image]][travis-url]\n[![Test coverage][coveralls-image]][coveralls-url]\n[![License][license-image]][license-url]\n[![Downloads][downloads-image]][downloads-url]\n[![Gittip][gittip-image]][gittip-url]\n\nGet the first event in a set of event emitters and event pairs,\nthen clean up after itself.\n\n## Install\n\n```sh\n$ npm install ee-first\n```\n\n## API\n\n```js\nvar first = require('ee-first')\n```\n\n### first(arr, listener)\n\nInvoke `listener` on the first event from the list specified in `arr`. `arr` is\nan array of arrays, with each array in the format `[ee, ...event]`. `listener`\nwill be called only once, the first time any of the given events are emitted. If\n`error` is one of the listened events, then if that fires first, the `listener`\nwill be given the `err` argument.\n\nThe `listener` is invoked as `listener(err, ee, event, args)`, where `err` is the\nfirst argument emitted from an `error` event, if applicable; `ee` is the event\nemitter that fired; `event` is the string event name that fired; and `args` is an\narray of the arguments that were emitted on the event.\n\n```js\nvar ee1 = new EventEmitter()\nvar ee2 = new EventEmitter()\n\nfirst([\n  [ee1, 'close', 'end', 'error'],\n  [ee2, 'error']\n], function (err, ee, event, args) {\n  // listener invoked\n})\n```\n\n#### .cancel()\n\nThe group of listeners can be cancelled before being invoked and have all the event\nlisteners removed from the underlying event emitters.\n\n```js\nvar thunk = first([\n  [ee1, 'close', 'end', 'error'],\n  [ee2, 'error']\n], function (err, ee, event, args) {\n  // listener invoked\n})\n\n// cancel and clean up\nthunk.cancel()\n```\n\n[npm-image]: https://img.shields.io/npm/v/ee-first.svg?style=flat-square\n[npm-url]: https://npmjs.org/package/ee-first\n[github-tag]: http://img.shields.io/github/tag/jonathanong/ee-first.svg?style=flat-square\n[github-url]: https://github.com/jonathanong/ee-first/tags\n[travis-image]: https://img.shields.io/travis/jonathanong/ee-first.svg?style=flat-square\n[travis-url]: https://travis-ci.org/jonathanong/ee-first\n[coveralls-image]: https://img.shields.io/coveralls/jonathanong/ee-first.svg?style=flat-square\n[coveralls-url]: https://coveralls.io/r/jonathanong/ee-first?branch=master\n[license-image]: http://img.shields.io/npm/l/ee-first.svg?style=flat-square\n[license-url]: LICENSE.md\n[downloads-image]: http://img.shields.io/npm/dm/ee-first.svg?style=flat-square\n[downloads-url]: https://npmjs.org/package/ee-first\n[gittip-image]: https://img.shields.io/gittip/jonathanong.svg?style=flat-square\n[gittip-url]: https://www.gittip.com/jonathanong/\n","maintainers":[{"name":"dougwilson","email":"doug@somethingdoug.com"},{"name":"jongleberry","email":"jonathanrichardong@gmail.com"}],"time":{"modified":"2022-06-16T05:43:33.978Z","created":"2014-06-11T01:31:59.902Z","1.0.0":"2014-06-11T01:31:59.902Z","1.0.1":"2014-06-11T01:50:57.486Z","1.0.2":"2014-06-11T03:50:16.688Z","1.0.3":"2014-06-11T04:22:46.000Z","1.0.4":"2014-08-15T20:04:59.878Z","1.0.5":"2014-08-15T21:20:58.889Z","1.1.0":"2014-10-22T05:53:29.380Z","1.1.1":"2015-05-25T19:18:28.732Z"},"homepage":"https://github.com/jonathanong/ee-first","repository":{"type":"git","url":"https://github.com/jonathanong/ee-first"},"author":{"name":"Jonathan Ong","email":"me@jongleberry.com","url":"http://jongleberry.com"},"bugs":{"url":"https://github.com/jonathanong/ee-first/issues"},"license":"MIT","readmeFilename":"README.md","contributors":[{"name":"Douglas Christopher Wilson","email":"doug@somethingdoug.com"}],"users":{"zhangyaochun":true,"bapinney":true,"monjer":true,"mojaray2k":true}}