Function getViewedArrayBuffer

lib/internal/webidl.js:852–856

* Returns the ArrayBuffer or SharedArrayBuffer viewed by a typed array or * DataView. * @param {ArrayBufferView} V TypedArray or DataView. * @returns {ArrayBuffer|SharedArrayBuffer}

(V)

 * @returns {ArrayBuffer|SharedArrayBuffer}
 */
function getViewedArrayBuffer(V) {
  // Buffer view conversion steps read V.[[ViewedArrayBuffer]].
  return isTypedArray(V) ?
    TypedArrayPrototypeGetBuffer(V) : DataViewPrototypeGetBuffer(V);
}

/**
 * Validates [AllowShared] and [AllowResizable] backing-store constraints.