From 154d5ca2fad3263a15067d4eaa3e05ff00abb208 Mon Sep 17 00:00:00 2001 From: Skylar Ittner Date: Wed, 31 Jan 2018 19:26:04 -0700 Subject: [PATCH] Inject polyfills.js to apps, add Array.prototype.includes() polyfill --- www/index.html | 2 +- www/js/polyfills.js | 52 +++++++++++++++++++++++++++++++++++++++++++++ www/views/app.html | 15 +++++++------ 3 files changed, 62 insertions(+), 7 deletions(-) diff --git a/www/index.html b/www/index.html index 4ddea62..4472732 100644 --- a/www/index.html +++ b/www/index.html @@ -14,9 +14,9 @@ + - diff --git a/www/js/polyfills.js b/www/js/polyfills.js index 5f7c0a2..bc5d32c 100644 --- a/www/js/polyfills.js +++ b/www/js/polyfills.js @@ -4,4 +4,56 @@ if (typeof String.prototype.startsWith != 'function') { String.prototype.startsWith = function (str) { return this.indexOf(str) === 0; }; +} + +// https://tc39.github.io/ecma262/#sec-array.prototype.includes +if (!Array.prototype.includes) { + Object.defineProperty(Array.prototype, 'includes', { + value: function (searchElement, fromIndex) { + + if (this == null) { + throw new TypeError('"this" is null or not defined'); + } + + // 1. Let O be ? ToObject(this value). + var o = Object(this); + + // 2. Let len be ? ToLength(? Get(O, "length")). + var len = o.length >>> 0; + + // 3. If len is 0, return false. + if (len === 0) { + return false; + } + + // 4. Let n be ? ToInteger(fromIndex). + // (If fromIndex is undefined, this step produces the value 0.) + var n = fromIndex | 0; + + // 5. If n ≥ 0, then + // a. Let k be n. + // 6. Else n < 0, + // a. Let k be len + n. + // b. If k < 0, let k be 0. + var k = Math.max(n >= 0 ? n : len - Math.abs(n), 0); + + function sameValueZero(x, y) { + return x === y || (typeof x === 'number' && typeof y === 'number' && isNaN(x) && isNaN(y)); + } + + // 7. Repeat, while k < len + while (k < len) { + // a. Let elementK be the result of ? Get(O, ! ToString(k)). + // b. If SameValueZero(searchElement, elementK) is true, return true. + if (sameValueZero(o[k], searchElement)) { + return true; + } + // c. Increase k by 1. + k++; + } + + // 8. Return false + return false; + } + }); } \ No newline at end of file diff --git a/www/views/app.html b/www/views/app.html index 6d63fd0..90e331c 100644 --- a/www/views/app.html +++ b/www/views/app.html @@ -42,15 +42,18 @@ // Moved BS4 code to sidemenu.js $.get("css/sidemenu.css", function (style) { $('#appframe').contents().find('head').append(""); - $.get("js/jquery-ui.min.js", function (script) { + $.get("js/polyfills.js", function (script) { $('#appframe').contents().find('body').append("