diff options
Diffstat (limited to 'src/javascript/jsc/node/buffer.js')
-rw-r--r-- | src/javascript/jsc/node/buffer.js | 97 |
1 files changed, 0 insertions, 97 deletions
diff --git a/src/javascript/jsc/node/buffer.js b/src/javascript/jsc/node/buffer.js deleted file mode 100644 index faee19655..000000000 --- a/src/javascript/jsc/node/buffer.js +++ /dev/null @@ -1,97 +0,0 @@ -"use strict"; - -function createBuffer(BufferPrototype, BufferStatic, Realm) { - "use strict"; - - var Uint8ArraySubarray = Realm.Uint8Array.prototype.subarray; - var isUint8Array = (value) => value instanceof Realm.Uint8Array; - var SymbolToPrimitive = Realm.Symbol.toPrimitive; - var isArray = Realm.Array.isArray; - var isArrayBufferLike = - "SharedArrayBuffer" in Realm - ? () => - value instanceof Realm.ArrayBuffer || - value instanceof Realm.SharedArrayBuffer - : () => value instanceof Realm.ArrayBuffer; - - var BufferInstance = class BufferInstance extends Realm.Uint8Array { - constructor(bufferOrLength, byteOffset, length) { - super(bufferOrLength, byteOffset, length); - } - - static isBuffer(obj) { - return obj instanceof BufferInstance; - } - - static from(value, encodingOrOffset, length) { - switch (typeof value) { - case "string": { - return BufferStatic.fromString(value, encodingOrOffset, length); - } - case "object": { - if (isUint8Array(value)) { - return BufferStatic.fromUint8Array(value, encodingOrOffset, length); - } - - if (isArrayBufferLike(value)) { - return new BufferInstance(value, 0, length); - } - - const valueOf = value.valueOf && value.valueOf(); - if ( - valueOf != null && - valueOf !== value && - (typeof valueOf === "string" || typeof valueOf === "object") - ) { - return BufferInstance.from(valueOf, encodingOrOffset, length); - } - - if (typeof value[SymbolToPrimitive] === "function") { - const primitive = value[SymbolToPrimitive]("string"); - if (typeof primitive === "string") { - return BufferStatic.fromString(primitive, encodingOrOffset); - } - } - - if (isArray(value)) { - return BufferStatic.fromArray(value, encodingOrOffset, length); - } - } - } - - throw new TypeError( - "First argument must be a string, Buffer, ArrayBuffer, Array, or array-like object." - ); - } - - slice(start, end) { - return Uint8ArraySubarray.call(this, start, end); - } - - static get poolSize() { - return BufferStatic._poolSize; - } - - static set poolSize(value) { - BufferStatic._poolSize = value; - } - - get parent() { - return this.buffer; - } - - get offset() { - return this.byteOffset; - } - }; - - Object.assign(BufferInstance, BufferStatic); - Object.assign(BufferInstance.prototype, BufferPrototype); - Object.defineProperty(BufferInstance, "name", { - value: "Buffer", - configurable: false, - enumerable: false, - }); - - return BufferInstance; -} |