defimpl Multiplication for: Native.Float64, as: ->

  def multiply_by other: Native.Float64, as: ->
    Huia.Primitive.f64_multiply_by(self, other)
  end

  def multiply_by other: Native.Integer64, as: ->
    as_float = Huia.Primitive.i64_to_f64!(other)
    Huia.Primitive.f64_multiply_by(self, as_float)
  end

  def multiply_by other: Any, as: ->
    Result.none()
  end

end