anchor.diff:  
     /**
      * Creates a [Uint8ClampedList] _view_ of the specified region in the
  -   * specified byte [buffer]. Changes in the [Uint8List] will be visible in the
  -   * byte buffer and vice versa. If the [offsetInBytes] index of the region is
  -   * not specified, it defaults to zero (the first byte in the byte buffer).
  -   * If the length is not specified, it defaults to null, which indicates that
  -   * the view extends to the end of the byte buffer.
  +   * specified byte [buffer].
  +   *
  +   * Changes in the [Uint8List] will be visible in the byte buffer
  +   * and vice versa.
  +   * If the [offsetInBytes] index of the region is not specified,
  +   * it defaults to zero (the first byte in the byte buffer).
  +   * If the length is not specified, it defaults to `null`,
  +   * which indicates that the view extends to the end of the byte buffer.
      *
      * Throws [RangeError] if [offsetInBytes] or [length] are negative, or
      * if [offsetInBytes] + ([length] * elementSizeInBytes) is greater than
  
positive.code:   external factory Float64List.fromList(List<double> elements);
  
    /**
     * Creates a [Float64List] _view_ of the specified region in the specified
     * byte buffer. Changes in the [Float64List] will be visible in the byte
     * buffer and vice versa. If the [offsetInBytes] index of the region is not
     * specified, it defaults to zero (the first byte in the byte buffer).
     * If the length is not specified, it defaults to null, which indicates
     * that the view extends to the end of the byte buffer.
     *
     * Throws [RangeError] if [offsetInBytes] or [length] are negative, or
     * if [offsetInBytes] + ([length] * elementSizeInBytes) is greater than
  
negative.code:   external factory Float32x4List.fromList(List<Float32x4> elements);
  
    /**
     * Creates a [Float32x4List] _view_ of the specified region in [buffer].
     *
     * Changes in the [Float32x4List] will be visible in the byte
     * buffer and vice versa.
     * If the [offsetInBytes] index of the region is not specified,
     * it defaults to zero (the first byte in the byte buffer).
     * If the length is not specified, it defaults to `null`,
     * which indicates that the view extends to the end of the byte buffer.
     *
     * Throws [RangeError] if [offsetInBytes] or [length] are negative, or
     * if [offsetInBytes] + ([length] * elementSizeInBytes) is greater than
  