Method prepare

lib/internal/fs/read/context.js:118–133

()

  }

  prepare() {
    const buffer = getReadFileBuffer(this.options, this.size);

    if (buffer !== undefined) {
      this.buffer = buffer;
      this.userBuffer = true;
      this.bufferByteLengthName = getReadFileBufferByteLengthName(this.options);
      return;
    }

    if (this.size === 0) {
      this.buffers = [];
    } else {
      this.buffer = Buffer.allocUnsafeSlow(this.size);
    }
  }

  read() {
    let buffer;