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Diffstat (limited to 'node_modules/static-extend/index.js')
-rw-r--r-- | node_modules/static-extend/index.js | 90 |
1 files changed, 0 insertions, 90 deletions
diff --git a/node_modules/static-extend/index.js b/node_modules/static-extend/index.js deleted file mode 100644 index f4124b2..0000000 --- a/node_modules/static-extend/index.js +++ /dev/null @@ -1,90 +0,0 @@ -/*! - * static-extend <https://github.com/jonschlinkert/static-extend> - * - * Copyright (c) 2016, Jon Schlinkert. - * Licensed under the MIT License. - */ - -'use strict'; - -var copy = require('object-copy'); -var define = require('define-property'); -var util = require('util'); - -/** - * Returns a function for extending the static properties, - * prototype properties, and descriptors from the `Parent` - * constructor onto `Child` constructors. - * - * ```js - * var extend = require('static-extend'); - * Parent.extend = extend(Parent); - * - * // optionally pass a custom merge function as the second arg - * Parent.extend = extend(Parent, function(Child) { - * Child.prototype.mixin = function(key, val) { - * Child.prototype[key] = val; - * }; - * }); - * - * // extend "child" constructors - * Parent.extend(Child); - * - * // optionally define prototype methods as the second arg - * Parent.extend(Child, { - * foo: function() {}, - * bar: function() {} - * }); - * ``` - * @param {Function} `Parent` Parent ctor - * @param {Function} `extendFn` Optional extend function for handling any necessary custom merging. Useful when updating methods that require a specific prototype. - * @param {Function} `Child` Child ctor - * @param {Object} `proto` Optionally pass additional prototype properties to inherit. - * @return {Object} - * @api public - */ - -function extend(Parent, extendFn) { - if (typeof Parent !== 'function') { - throw new TypeError('expected Parent to be a function.'); - } - - return function(Ctor, proto) { - if (typeof Ctor !== 'function') { - throw new TypeError('expected Ctor to be a function.'); - } - - util.inherits(Ctor, Parent); - copy(Ctor, Parent); - - // proto can be null or a plain object - if (typeof proto === 'object') { - var obj = Object.create(proto); - - for (var k in obj) { - Ctor.prototype[k] = obj[k]; - } - } - - // keep a reference to the parent prototype - define(Ctor.prototype, '_parent_', { - configurable: true, - set: function() {}, - get: function() { - return Parent.prototype; - } - }); - - if (typeof extendFn === 'function') { - extendFn(Ctor, Parent); - } - - Ctor.extend = extend(Ctor, extendFn); - }; -}; - -/** - * Expose `extend` - */ - -module.exports = extend; |