SoftBank.Note.negative-question-mark

You're seeing just the function negative-question-mark, go back to SoftBank.Note module for more information.

Specs

negative?(t()) :: boolean()

Returns true if the amount of a SoftBank.Note is less than zero

Example:

iex> SoftBank.Note.negative?(SoftBank.Note.new(0, :USD))
false
iex> SoftBank.Note.negative?(SoftBank.Note.new(1, :USD))
false
iex> SoftBank.Note.negative?(SoftBank.Note.new(-1, :USD))
true