Mirrors/uBlock
1
0
Fork 0
mirror of https://github.com/gorhill/uBlock.git synced 2024-11-02 00:42:45 +01:00
Code Issues Releases Wiki Activity

no longer used, replaced by polyfill.js

Browse Source 
the polyfilled Set/Map may end up being used by "external" publicsuffixlist.js
This commit is contained in:
gorhill 2016-09-12 10:28:13 -04:00
parent a7fe367eec
commit e51debbcf8
1 changed files with 0 additions and 146 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

146
platform/chromium/vapi-polyfill.js
View File

@ -1,146 +0,0 @@
/*******************************************************************************
uBlock Origin - a browser extension to block requests.
Copyright (C) 2015 Raymond Hill
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see {http://www.gnu.org/licenses/}.
Home: https://github.com/gorhill/uBlock
*/
/******************************************************************************/
(function() {
'use strict';
/******************************************************************************/
// https://github.com/gorhill/uBlock/issues/1067
// https://developer.mozilla.org/en/docs/Web/JavaScript/Reference/Global_Objects/String/startsWith
// Firefox 17/Chromium 41 supports `startsWith`.
if ( String.prototype.startsWith instanceof Function === false ) {
String.prototype.startsWith = function(needle, pos) {
if ( typeof pos !== 'number' ) {
pos = 0;
}
return this.lastIndexOf(needle, pos) === pos;
};
}
// https://github.com/gorhill/uBlock/issues/1067
// https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/String/endsWith
// Firefox 17/Chromium 41 supports `endsWith`.
if ( String.prototype.endsWith instanceof Function === false ) {
String.prototype.endsWith = function(needle, pos) {
if ( typeof pos !== 'number' ) {
pos = this.length;
}
pos -= needle.length;
return this.indexOf(needle, pos) === pos;
};
}
/******************************************************************************/
// https://github.com/gorhill/uBlock/issues/1070
// https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Set#Browser_compatibility
// This polyfill is designed to fulfill *only* what uBlock Origin needs -- this
// is not an accurate API of the real Set() type.
if ( typeof self.Set !== 'function' ) {
self.Set = function() {
this.clear();
};
self.Set.polyfill = true;
self.Set.prototype.clear = function() {
this._set = Object.create(null);
this.size = 0;
};
self.Set.prototype.add = function(k) {
if ( this._set[k] === undefined ) {
this._set[k] = true;
this.size += 1;
}
};
self.Set.prototype.delete = function(k) {
if ( this._set[k] !== undefined ) {
delete this._set[k];
this.size -= 1;
}
};
self.Set.prototype.has = function(k) {
return this._set[k] !== undefined;
};
}
/******************************************************************************/
// https://github.com/gorhill/uBlock/issues/1070
// https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Set#Browser_compatibility
// This polyfill is designed to fulfill *only* what uBlock Origin needs -- this
// is not an accurate API of the real Map() type.
if ( typeof self.Map !== 'function' ) {
self.Map = function() {
this.clear();
};
self.Map.polyfill = true;
self.Map.prototype.clear = function() {
this._map = Object.create(null);
this.size = 0;
};
self.Map.prototype.delete = function(k) {
if ( this._map[k] !== undefined ) {
delete this._map[k];
this.size -= 1;
}
};
self.Map.prototype.get = function(k) {
return this._map[k];
};
self.Map.prototype.has = function(k) {
return this._map[k] !== undefined;
};
self.Map.prototype.set = function(k, v) {
if ( v !== undefined ) {
if ( this._map[k] === undefined ) {
this.size += 1;
}
this._map[k] = v;
} else {
if ( this._map[k] !== undefined ) {
this.size -= 1;
}
delete this._map[k];
}
};
}
/******************************************************************************/
})();