Andrea Giammarchi WebReflection
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WebReflection
/ Array.prototype.search.js
Created
May 16, 2012 10:14
A way to use some returning the very first matched object
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| // @license WTFPL | |
| Array.prototype.search = function (some) { | |
| return function search(cb, ctx) { | |
| var result = {f:cb, c:ctx, r:result}; | |
| this.some(some, result); | |
| return result.r; | |
| }; | |
| }(function some(v, i, self) { | |
| if (this.f.call(this.c, v, i, self)) { | |
| this.r = v; |
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| function Queue(q) {"use strict"; | |
| // (C) WebReflection - Mit Style License | |
| var | |
| next = function next() { | |
| return (callback = q.shift()) ? !!callback(q) || !0 : !1; | |
| }, | |
| callback | |
| ; | |
| (q.wait = function wait(condition, delay) { | |
| condition || callback && q.unshift(callback); |
WebReflection
/ process.nextTick.js
Created
June 19, 2012 10:57
process.nextTick(callback) for browsers too
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| !function (window) {"use strict"; | |
| // by WebReflection - WTFPL License | |
| var | |
| prefixes = "r webkitR mozR msR oR".split(" "), | |
| process = "process", | |
| nextTick = "nextTick", | |
| i = 0, | |
| p = window[process] || (window[process] = {}) | |
| ; | |
| while (!p[nextTick] && i < prefixes.length) |
WebReflection
/ Object.extra.js
Created
August 16, 2012 20:42
Object.getPropertyDescriptor and Object.getPropertyNames
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| !function(Object, getPropertyDescriptor, getPropertyNames){ | |
| // (C) WebReflection - Mit Style License | |
| if (!(getPropertyDescriptor in Object)) { | |
| var getOwnPropertyDescriptor = Object.getOwnPropertyDescriptor; | |
| Object[getPropertyDescriptor] = function getPropertyDescriptor(o, name) { | |
| var proto = o, descriptor; | |
| while (proto && !( | |
| descriptor = getOwnPropertyDescriptor(proto, name)) | |
| ) proto = proto.__proto__; | |
| return descriptor; |
WebReflection
/ Function.prototype.asImplicitCall.js
Created
November 15, 2012 01:47
asImplicitCall() to avoid usage of `fn.call()` everywhere
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| /*! (C) WebReflection - Mit Style License */ | |
| (function(FunctionPrototype){ | |
| var | |
| bind = FunctionPrototype.bind || function () { | |
| var callback = this; | |
| return function bind() { | |
| return callback.apply(this, arguments); | |
| }; | |
| }, | |
| call = FunctionPrototype.call |
WebReflection
/ gist:4163041
Created
November 28, 2012 18:22
Cross ECMAScript way to know if an object is an Arguments one. IE5+ and every other old or modern engine should simply work.
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| var isArguments = function(toString){ | |
| // (C) WebReflection - Mit Style License | |
| var compare = toString.call(arguments); | |
| return ~compare.indexOf("Arguments") ? | |
| function isArguments(object) { | |
| return toString.call(object) == compare; | |
| } : | |
| (compare = toString.call([])) && | |
| function isArguments(object) { | |
| try { |
WebReflection
/ gist:4330350
Created
December 18, 2012 17:56
better example than https://gist.github.com/4330269
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| function loop(e) { | |
| if (e.type == 'mousedown') loop.move = true; | |
| if (e.type == 'mouseup') loop.move = false; | |
| if (loop.move) move(e); | |
| } | |
| $('#box').mousedown(loop); | |
| $(window).mousemove(loop) | |
| .mouseup(loop); |
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| var loop = coroutine(function loop(e) { | |
| // could be outer scope moving variable too | |
| // so that woul dbe shared within generators | |
| loop.moving = 0; | |
| while (yield e) { | |
| if (e.type == 'mousedown') { | |
| loop.moving++; | |
| while (e = yield) { | |
| if (e.type == 'mousemove') | |
| move(e); |
WebReflection
/ inherit.js
Last active
October 16, 2018 16:26
a meaningful shim limited to the first argument only of `Object.create()`, able to create empty dictionaries too such `inherit(null)` even in older browsers, down to IE5, without `__proto__` and/or without ES5 `Object.create()` support.
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| /*!(C) WebReflection *//** @license Mit Style */ | |
| // inspired by https://gist.github.com/4395291 | |
| this.inherit || (this.inherit = function(create){ | |
| if (!create) { | |
| if ({__proto__:null} instanceof Object) { | |
| for (var | |
| Null = function Null() {}, | |
| doc = document, | |
| html = doc.documentElement, | |
| iframe = html.insertBefore( |
WebReflection
/ forIn.js
Created
December 29, 2012 06:24
an Array#forEach like function to loop over object enumerable properties as for/in does. If you don't need to support IE < 9 you probably don't need this function too ;)
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| this.forIn = function (){ | |
| var | |
| propertyIsEnumerable = "propertyIsEnumerable", | |
| toString = "toString", | |
| OK = {toString:1}[propertyIsEnumerable](toString), | |
| keys = OK || [ | |
| propertyIsEnumerable, | |
| toString, | |
| "hasOwnProperty", | |
| "isPrototypeOf", |