scodec.bits.ByteVectorCompanionCrossPlatform.scala Maven / Gradle / Ivy

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/*
 * Copyright (c) 2013, Scodec
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without modification,
 * are permitted provided that the following conditions are met:
 *
 * 1. Redistributions of source code must retain the above copyright notice, this
 *    list of conditions and the following disclaimer.
 *
 * 2. Redistributions in binary form must reproduce the above copyright notice,
 *    this list of conditions and the following disclaimer in the documentation
 *    and/or other materials provided with the distribution.
 *
 * 3. Neither the name of the copyright holder nor the names of its contributors
 *    may be used to endorse or promote products derived from this software without
 *    specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
 * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR
 * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
 * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 */

package scodec.bits

import scala.scalajs.js.typedarray.{ArrayBuffer, TypedArrayBuffer, Uint8Array}

private[bits] trait ByteVectorCompanionCrossPlatform extends ByteVectorPlatform {
  self: ByteVector.type =>
  def view(typedArray: Uint8Array): ByteVector =
    ByteVector.view(
      TypedArrayBuffer.wrap(typedArray.buffer, typedArray.byteOffset, typedArray.byteLength)
    )

  def view(arrayBuffer: ArrayBuffer): ByteVector =
    ByteVector.view(TypedArrayBuffer.wrap(arrayBuffer))

  def fromUint8Array(typedArray: Uint8Array): ByteVector = {
    val copy = new Uint8Array(typedArray.length)
    copy.set(typedArray)
    ByteVector.view(copy)
  }

  def fromJSArrayBuffer(arrayBuffer: ArrayBuffer): ByteVector =
    ByteVector.fromUint8Array(new Uint8Array(arrayBuffer))
}