diff options
Diffstat (limited to 'js/polyfill.js')
-rw-r--r-- | js/polyfill.js | 73 |
1 files changed, 0 insertions, 73 deletions
diff --git a/js/polyfill.js b/js/polyfill.js deleted file mode 100644 index 9ff59cc..0000000 --- a/js/polyfill.js +++ /dev/null @@ -1,73 +0,0 @@ -if (!Int32Array.__proto__.from) { - Object.defineProperty(Int32Array.__proto__, 'from', { - value: function(obj) { - obj = Object(obj); - if (!obj['length']) { - return new this(0); - } - let typed_array = new this(obj.length); - for (let i = 0; i < typed_array.length; i++) { - typed_array[i] = obj[i]; - } - return typed_array; - } - }); -} - -if (!Array.prototype.copyWithin) { - Array.prototype.copyWithin = function(target, start, end) { - let O = Object(this); - let len = O.length >>> 0; - let to = target | 0; - let from = start | 0; - let count = Math.min(Math.min(end | 0, len) - from, len - to); - let direction = 1; - if (from < to && to < (from + count)) { - direction = -1; - from += count - 1; - to += count - 1; - } - while (count > 0) { - O[to] = O[from]; - from += direction; - to += direction; - count--; - } - return O; - }; -} - -if (!Array.prototype.fill) { - Object.defineProperty(Array.prototype, 'fill', { - value: function(value, start, end) { - end = end | 0; - let O = Object(this); - let k = start | 0; - while (k < end) { - O[k] = value; - k++; - } - return O; - } - }); -} - -if (!Int8Array.prototype.copyWithin) { - Int8Array.prototype.copyWithin = Array.prototype.copyWithin; -} - -if (!Int8Array.prototype.fill) { - Int8Array.prototype.fill = Array.prototype.fill; -} - -if (!Int32Array.prototype.fill) { - Int32Array.prototype.fill = Array.prototype.fill; -} - -if (!Int8Array.prototype.slice) { - Object.defineProperty(Int8Array.prototype, 'slice', { - value: function(begin, end) { - return new Int8Array(Array.prototype.slice.call(this, begin, end)); - } - }); -} |