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Move compatibility functions to compatibility.js and add two more.

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This commit is contained in:
Thomas Tanghus 2013-04-06 22:37:15 +02:00
parent 248e097f3c
commit 75af38c1bd
2 changed files with 104 additions and 72 deletions
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104
core/js/compatibility.js
View file

@ -1,3 +1,107 @@
/**
* implement Object.create for browsers without native support
*/
if (typeof Object.create !== 'function') {
Object.create = function (o) {
function F() {}
F.prototype = o;
return new F();
};
}
/**
* implement Object.keys for browsers without native support
*/
if (typeof Object.keys !== 'function') {
Object.keys = function(o) {
if (o !== Object(o)) {
throw new TypeError('Object.keys called on a non-object');
}
var k=[],p;
for (p in o) {
if (Object.prototype.hasOwnProperty.call(o,p)) {
k.push(p);
}
}
return k;
}
}
/**
* implement Array.filter for browsers without native support
*/
if (!Array.prototype.filter) {
Array.prototype.filter = function(fun /*, thisp*/) {
var len = this.length >>> 0;
if (typeof fun !== "function"){
throw new TypeError();
}
var res = [];
var thisp = arguments[1];
for (var i = 0; i < len; i++) {
if (i in this) {
var val = this[i]; // in case fun mutates this
if (fun.call(thisp, val, i, this))
res.push(val);
}
}
return res;
};
}
/**
* implement Array.indexOf for browsers without native support
*/
if (!Array.prototype.indexOf){
Array.prototype.indexOf = function(elt /*, from*/)
{
var len = this.length;
var from = Number(arguments[1]) || 0;
from = (from < 0) ? Math.ceil(from) : Math.floor(from);
if (from < 0){
from += len;
}
for (; from < len; from++)
{
if (from in this && this[from] === elt){
return from;
}
}
return -1;
};
}
/**
* implement Array.map for browsers without native support
*/
if (!Array.prototype.map){
Array.prototype.map = function(fun /*, thisp */){
"use strict";
if (this === void 0 || this === null){
throw new TypeError();
}
var t = Object(this);
var len = t.length >>> 0;
if (typeof fun !== "function"){
throw new TypeError();
}
var res = new Array(len);
var thisp = arguments[1];
for (var i = 0; i < len; i++){
if (i in t){
res[i] = fun.call(thisp, t[i], i, t);
}
}
return res;
};
}
//https://developer.mozilla.org/en-US/docs/JavaScript/Reference/Global_Objects/Function/bind
if (!Function.prototype.bind) {

72
core/js/js.js
View file

@ -439,52 +439,6 @@ if(typeof localStorage !=='undefined' && localStorage !== null){
};
}
/**
* implement Array.filter for browsers without native support
*/
if (!Array.prototype.filter) {
Array.prototype.filter = function(fun /*, thisp*/) {
var len = this.length >>> 0;
if (typeof fun !== "function"){
throw new TypeError();
}
var res = [];
var thisp = arguments[1];
for (var i = 0; i < len; i++) {
if (i in this) {
var val = this[i]; // in case fun mutates this
if (fun.call(thisp, val, i, this))
res.push(val);
}
}
return res;
};
}
/**
* implement Array.indexOf for browsers without native support
*/
if (!Array.prototype.indexOf){
Array.prototype.indexOf = function(elt /*, from*/)
{
var len = this.length;
var from = Number(arguments[1]) || 0;
from = (from < 0) ? Math.ceil(from) : Math.floor(from);
if (from < 0){
from += len;
}
for (; from < len; from++)
{
if (from in this && this[from] === elt){
return from;
}
}
return -1;
};
}
/**
* check if the browser support svg images
*/
@ -704,32 +658,6 @@ $(document).ready(function(){
});
});
if (!Array.prototype.map){
Array.prototype.map = function(fun /*, thisp */){
"use strict";
if (this === void 0 || this === null){
throw new TypeError();
}
var t = Object(this);
var len = t.length >>> 0;
if (typeof fun !== "function"){
throw new TypeError();
}
var res = new Array(len);
var thisp = arguments[1];
for (var i = 0; i < len; i++){
if (i in t){
res[i] = fun.call(thisp, t[i], i, t);
}
}
return res;
};
}
/**
* Filter Jquery selector by attribute value
*/