+++ /dev/null
-'use strict';
-var $ = require('../internals/export');
-var global = require('../internals/global');
-var DESCRIPTORS = require('../internals/descriptors');
-var TYPED_ARRAYS_CONSTRUCTORS_REQUIRES_WRAPPERS = require('../internals/typed-array-constructors-require-wrappers');
-var ArrayBufferViewCore = require('../internals/array-buffer-view-core');
-var ArrayBufferModule = require('../internals/array-buffer');
-var anInstance = require('../internals/an-instance');
-var createPropertyDescriptor = require('../internals/create-property-descriptor');
-var createNonEnumerableProperty = require('../internals/create-non-enumerable-property');
-var toLength = require('../internals/to-length');
-var toIndex = require('../internals/to-index');
-var toOffset = require('../internals/to-offset');
-var toPrimitive = require('../internals/to-primitive');
-var has = require('../internals/has');
-var classof = require('../internals/classof');
-var isObject = require('../internals/is-object');
-var create = require('../internals/object-create');
-var setPrototypeOf = require('../internals/object-set-prototype-of');
-var getOwnPropertyNames = require('../internals/object-get-own-property-names').f;
-var typedArrayFrom = require('../internals/typed-array-from');
-var forEach = require('../internals/array-iteration').forEach;
-var setSpecies = require('../internals/set-species');
-var definePropertyModule = require('../internals/object-define-property');
-var getOwnPropertyDescriptorModule = require('../internals/object-get-own-property-descriptor');
-var InternalStateModule = require('../internals/internal-state');
-var inheritIfRequired = require('../internals/inherit-if-required');
-
-var getInternalState = InternalStateModule.get;
-var setInternalState = InternalStateModule.set;
-var nativeDefineProperty = definePropertyModule.f;
-var nativeGetOwnPropertyDescriptor = getOwnPropertyDescriptorModule.f;
-var round = Math.round;
-var RangeError = global.RangeError;
-var ArrayBuffer = ArrayBufferModule.ArrayBuffer;
-var DataView = ArrayBufferModule.DataView;
-var NATIVE_ARRAY_BUFFER_VIEWS = ArrayBufferViewCore.NATIVE_ARRAY_BUFFER_VIEWS;
-var TYPED_ARRAY_TAG = ArrayBufferViewCore.TYPED_ARRAY_TAG;
-var TypedArray = ArrayBufferViewCore.TypedArray;
-var TypedArrayPrototype = ArrayBufferViewCore.TypedArrayPrototype;
-var aTypedArrayConstructor = ArrayBufferViewCore.aTypedArrayConstructor;
-var isTypedArray = ArrayBufferViewCore.isTypedArray;
-var BYTES_PER_ELEMENT = 'BYTES_PER_ELEMENT';
-var WRONG_LENGTH = 'Wrong length';
-
-var fromList = function (C, list) {
- var index = 0;
- var length = list.length;
- var result = new (aTypedArrayConstructor(C))(length);
- while (length > index) result[index] = list[index++];
- return result;
-};
-
-var addGetter = function (it, key) {
- nativeDefineProperty(it, key, { get: function () {
- return getInternalState(this)[key];
- } });
-};
-
-var isArrayBuffer = function (it) {
- var klass;
- return it instanceof ArrayBuffer || (klass = classof(it)) == 'ArrayBuffer' || klass == 'SharedArrayBuffer';
-};
-
-var isTypedArrayIndex = function (target, key) {
- return isTypedArray(target)
- && typeof key != 'symbol'
- && key in target
- && String(+key) == String(key);
-};
-
-var wrappedGetOwnPropertyDescriptor = function getOwnPropertyDescriptor(target, key) {
- return isTypedArrayIndex(target, key = toPrimitive(key, true))
- ? createPropertyDescriptor(2, target[key])
- : nativeGetOwnPropertyDescriptor(target, key);
-};
-
-var wrappedDefineProperty = function defineProperty(target, key, descriptor) {
- if (isTypedArrayIndex(target, key = toPrimitive(key, true))
- && isObject(descriptor)
- && has(descriptor, 'value')
- && !has(descriptor, 'get')
- && !has(descriptor, 'set')
- // TODO: add validation descriptor w/o calling accessors
- && !descriptor.configurable
- && (!has(descriptor, 'writable') || descriptor.writable)
- && (!has(descriptor, 'enumerable') || descriptor.enumerable)
- ) {
- target[key] = descriptor.value;
- return target;
- } return nativeDefineProperty(target, key, descriptor);
-};
-
-if (DESCRIPTORS) {
- if (!NATIVE_ARRAY_BUFFER_VIEWS) {
- getOwnPropertyDescriptorModule.f = wrappedGetOwnPropertyDescriptor;
- definePropertyModule.f = wrappedDefineProperty;
- addGetter(TypedArrayPrototype, 'buffer');
- addGetter(TypedArrayPrototype, 'byteOffset');
- addGetter(TypedArrayPrototype, 'byteLength');
- addGetter(TypedArrayPrototype, 'length');
- }
-
- $({ target: 'Object', stat: true, forced: !NATIVE_ARRAY_BUFFER_VIEWS }, {
- getOwnPropertyDescriptor: wrappedGetOwnPropertyDescriptor,
- defineProperty: wrappedDefineProperty
- });
-
- module.exports = function (TYPE, wrapper, CLAMPED) {
- var BYTES = TYPE.match(/\d+$/)[0] / 8;
- var CONSTRUCTOR_NAME = TYPE + (CLAMPED ? 'Clamped' : '') + 'Array';
- var GETTER = 'get' + TYPE;
- var SETTER = 'set' + TYPE;
- var NativeTypedArrayConstructor = global[CONSTRUCTOR_NAME];
- var TypedArrayConstructor = NativeTypedArrayConstructor;
- var TypedArrayConstructorPrototype = TypedArrayConstructor && TypedArrayConstructor.prototype;
- var exported = {};
-
- var getter = function (that, index) {
- var data = getInternalState(that);
- return data.view[GETTER](index * BYTES + data.byteOffset, true);
- };
-
- var setter = function (that, index, value) {
- var data = getInternalState(that);
- if (CLAMPED) value = (value = round(value)) < 0 ? 0 : value > 0xFF ? 0xFF : value & 0xFF;
- data.view[SETTER](index * BYTES + data.byteOffset, value, true);
- };
-
- var addElement = function (that, index) {
- nativeDefineProperty(that, index, {
- get: function () {
- return getter(this, index);
- },
- set: function (value) {
- return setter(this, index, value);
- },
- enumerable: true
- });
- };
-
- if (!NATIVE_ARRAY_BUFFER_VIEWS) {
- TypedArrayConstructor = wrapper(function (that, data, offset, $length) {
- anInstance(that, TypedArrayConstructor, CONSTRUCTOR_NAME);
- var index = 0;
- var byteOffset = 0;
- var buffer, byteLength, length;
- if (!isObject(data)) {
- length = toIndex(data);
- byteLength = length * BYTES;
- buffer = new ArrayBuffer(byteLength);
- } else if (isArrayBuffer(data)) {
- buffer = data;
- byteOffset = toOffset(offset, BYTES);
- var $len = data.byteLength;
- if ($length === undefined) {
- if ($len % BYTES) throw RangeError(WRONG_LENGTH);
- byteLength = $len - byteOffset;
- if (byteLength < 0) throw RangeError(WRONG_LENGTH);
- } else {
- byteLength = toLength($length) * BYTES;
- if (byteLength + byteOffset > $len) throw RangeError(WRONG_LENGTH);
- }
- length = byteLength / BYTES;
- } else if (isTypedArray(data)) {
- return fromList(TypedArrayConstructor, data);
- } else {
- return typedArrayFrom.call(TypedArrayConstructor, data);
- }
- setInternalState(that, {
- buffer: buffer,
- byteOffset: byteOffset,
- byteLength: byteLength,
- length: length,
- view: new DataView(buffer)
- });
- while (index < length) addElement(that, index++);
- });
-
- if (setPrototypeOf) setPrototypeOf(TypedArrayConstructor, TypedArray);
- TypedArrayConstructorPrototype = TypedArrayConstructor.prototype = create(TypedArrayPrototype);
- } else if (TYPED_ARRAYS_CONSTRUCTORS_REQUIRES_WRAPPERS) {
- TypedArrayConstructor = wrapper(function (dummy, data, typedArrayOffset, $length) {
- anInstance(dummy, TypedArrayConstructor, CONSTRUCTOR_NAME);
- return inheritIfRequired(function () {
- if (!isObject(data)) return new NativeTypedArrayConstructor(toIndex(data));
- if (isArrayBuffer(data)) return $length !== undefined
- ? new NativeTypedArrayConstructor(data, toOffset(typedArrayOffset, BYTES), $length)
- : typedArrayOffset !== undefined
- ? new NativeTypedArrayConstructor(data, toOffset(typedArrayOffset, BYTES))
- : new NativeTypedArrayConstructor(data);
- if (isTypedArray(data)) return fromList(TypedArrayConstructor, data);
- return typedArrayFrom.call(TypedArrayConstructor, data);
- }(), dummy, TypedArrayConstructor);
- });
-
- if (setPrototypeOf) setPrototypeOf(TypedArrayConstructor, TypedArray);
- forEach(getOwnPropertyNames(NativeTypedArrayConstructor), function (key) {
- if (!(key in TypedArrayConstructor)) {
- createNonEnumerableProperty(TypedArrayConstructor, key, NativeTypedArrayConstructor[key]);
- }
- });
- TypedArrayConstructor.prototype = TypedArrayConstructorPrototype;
- }
-
- if (TypedArrayConstructorPrototype.constructor !== TypedArrayConstructor) {
- createNonEnumerableProperty(TypedArrayConstructorPrototype, 'constructor', TypedArrayConstructor);
- }
-
- if (TYPED_ARRAY_TAG) {
- createNonEnumerableProperty(TypedArrayConstructorPrototype, TYPED_ARRAY_TAG, CONSTRUCTOR_NAME);
- }
-
- exported[CONSTRUCTOR_NAME] = TypedArrayConstructor;
-
- $({
- global: true, forced: TypedArrayConstructor != NativeTypedArrayConstructor, sham: !NATIVE_ARRAY_BUFFER_VIEWS
- }, exported);
-
- if (!(BYTES_PER_ELEMENT in TypedArrayConstructor)) {
- createNonEnumerableProperty(TypedArrayConstructor, BYTES_PER_ELEMENT, BYTES);
- }
-
- if (!(BYTES_PER_ELEMENT in TypedArrayConstructorPrototype)) {
- createNonEnumerableProperty(TypedArrayConstructorPrototype, BYTES_PER_ELEMENT, BYTES);
- }
-
- setSpecies(CONSTRUCTOR_NAME);
- };
-} else module.exports = function () { /* empty */ };
projects / dotfiles / .git / blobdiff