twig.fills.js | |
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The following methods are from MDN and are available under a MIT License or are Public Domain. See: | |
twig.fills.jsThis file contains fills for backwards compatability. | (function() {
"use strict"; |
Handle methods that don't yet exist in every browser | if (!String.prototype.trim) {
String.prototype.trim = function() {
return this.replace(/^\s+|\s+$/g,'');
}
};
if (!Array.prototype.indexOf) {
Array.prototype.indexOf = function (searchElement /*, fromIndex */ ) {
if (this === void 0 || this === null) {
throw new TypeError();
}
var t = Object(this);
var len = t.length >>> 0;
if (len === 0) {
return -1;
}
var n = 0;
if (arguments.length > 0) {
n = Number(arguments[1]);
if (n !== n) { // shortcut for verifying if it's NaN
n = 0;
} else if (n !== 0 && n !== Infinity && n !== -Infinity) {
n = (n > 0 || -1) * Math.floor(Math.abs(n));
}
}
if (n >= len) {
return -1;
}
var k = n >= 0 ? n : Math.max(len - Math.abs(n), 0);
for (; k < len; k++) {
if (k in t && t[k] === searchElement) {
return k;
}
}
return -1;
}
}; |
Production steps of ECMA-262, Edition 5, 15.4.4.18 Reference: http://es5.github.com/#x15.4.4.18 | if ( !Array.prototype.forEach ) {
Array.prototype.forEach = function( callback, thisArg ) {
var T, k;
if ( this == null ) {
throw new TypeError( " this is null or not defined" );
} |
| var O = Object(this); |
| var len = O.length >>> 0; // Hack to convert O.length to a UInt32 |
| if ( {}.toString.call(callback) != "[object Function]" ) {
throw new TypeError( callback + " is not a function" );
} |
| if ( thisArg ) {
T = thisArg;
} |
| k = 0; |
| while( k < len ) {
var kValue; |
a. Let Pk be ToString(k). This is implicit for LHS operands of the in operator b. Let kPresent be the result of calling the HasProperty internal method of O with argument Pk. This step can be combined with c c. If kPresent is true, then | if ( k in O ) { |
i. Let kValue be the result of calling the Get internal method of O with argument Pk. | kValue = O[ k ]; |
ii. Call the Call internal method of callback with T as the this value and argument list containing kValue, k, and O. | callback.call( T, kValue, k, O );
} |
d. Increase k by 1. | k++;
} |
| };
};
if(!Object.keys) Object.keys = function(o){
if (o !== Object(o)) {
throw new TypeError('Object.keys called on non-object');
}
var ret = [], p;
for (p in o) if (Object.prototype.hasOwnProperty.call(o, p)) ret.push(p);
return ret;
}
})();
|