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Commit Description:
add model solution
Commit Description:
add model solution
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node_modules/event-emitter/pipe.js
| 42 lines
| 1.1 KiB
| application/javascript
| JavascriptLexer
|
| r789 | 'use strict'; | |||
| var aFrom = require('es5-ext/array/from') | ||||
| , remove = require('es5-ext/array/#/remove') | ||||
| , value = require('es5-ext/object/valid-object') | ||||
| , d = require('d') | ||||
| , emit = require('./').methods.emit | ||||
| , defineProperty = Object.defineProperty | ||||
| , hasOwnProperty = Object.prototype.hasOwnProperty | ||||
| , getOwnPropertyDescriptor = Object.getOwnPropertyDescriptor; | ||||
| module.exports = function (e1, e2/*, name*/) { | ||||
| var pipes, pipe, desc, name; | ||||
| (value(e1) && value(e2)); | ||||
| name = arguments[2]; | ||||
| if (name === undefined) name = 'emit'; | ||||
| pipe = { | ||||
| close: function () { remove.call(pipes, e2); } | ||||
| }; | ||||
| if (hasOwnProperty.call(e1, '__eePipes__')) { | ||||
| (pipes = e1.__eePipes__).push(e2); | ||||
| return pipe; | ||||
| } | ||||
| defineProperty(e1, '__eePipes__', d('c', pipes = [e2])); | ||||
| desc = getOwnPropertyDescriptor(e1, name); | ||||
| if (!desc) { | ||||
| desc = d('c', undefined); | ||||
| } else { | ||||
| delete desc.get; | ||||
| delete desc.set; | ||||
| } | ||||
| desc.value = function () { | ||||
| var i, emitter, data = aFrom(pipes); | ||||
| emit.apply(this, arguments); | ||||
| for (i = 0; (emitter = data[i]); ++i) emit.apply(emitter, arguments); | ||||
| }; | ||||
| defineProperty(e1, name, desc); | ||||
| return pipe; | ||||
| }; | ||||