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Bump to v3.10.0.

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jdalton
2015-06-14 22:21:58 -07:00
parent 6ee2b9a7b8
commit 4bd2890bbd
121 changed files with 777 additions and 649 deletions
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46
internal/bufferClone.js
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@@ -1,27 +1,8 @@
import constant from '../utility/constant';
import getNative from './getNative';
import root from './root';
/** Native method references. */
var ArrayBuffer = getNative(root, 'ArrayBuffer'),
bufferSlice = getNative(ArrayBuffer && new ArrayBuffer(0), 'slice'),
floor = Math.floor,
Uint8Array = getNative(root, 'Uint8Array');
/** Used to clone array buffers. */
var Float64Array = (function() {
// Safari 5 errors when using an array buffer to initialize a typed array
// where the array buffer's `byteLength` is not a multiple of the typed
// array's `BYTES_PER_ELEMENT`.
try {
var func = getNative(root, 'Float64Array'),
result = new func(new ArrayBuffer(10), 0, 1) && func;
} catch(e) {}
return result || null;
}());
/** Used as the size, in bytes, of each `Float64Array` element. */
var FLOAT64_BYTES_PER_ELEMENT = Float64Array ? Float64Array.BYTES_PER_ELEMENT : 0;
var ArrayBuffer = root.ArrayBuffer,
Uint8Array = root.Uint8Array;
/**
* Creates a clone of the given array buffer.
@@ -31,26 +12,11 @@ var FLOAT64_BYTES_PER_ELEMENT = Float64Array ? Float64Array.BYTES_PER_ELEMENT :
* @returns {ArrayBuffer} Returns the cloned array buffer.
*/
function bufferClone(buffer) {
return bufferSlice.call(buffer, 0);
}
if (!bufferSlice) {
// PhantomJS has `ArrayBuffer` and `Uint8Array` but not `Float64Array`.
bufferClone = !(ArrayBuffer && Uint8Array) ? constant(null) : function(buffer) {
var byteLength = buffer.byteLength,
floatLength = Float64Array ? floor(byteLength / FLOAT64_BYTES_PER_ELEMENT) : 0,
offset = floatLength * FLOAT64_BYTES_PER_ELEMENT,
result = new ArrayBuffer(byteLength);
var result = new ArrayBuffer(buffer.byteLength),
view = new Uint8Array(result);
if (floatLength) {
var view = new Float64Array(result, 0, floatLength);
view.set(new Float64Array(buffer, 0, floatLength));
}
if (byteLength != offset) {
view = new Uint8Array(result, offset);
view.set(new Uint8Array(buffer, offset));
}
return result;
};
view.set(new Uint8Array(buffer));
return result;
}
export default bufferClone;