lib/fear/unit.rb
# frozen_string_literal: true
module Fear
# Represents lack of value. It's typically returned when function completed without a value.
#
# @example
# if user.valid?
# Fear.right(Fear::Unit)
# else
# Fear.left(user.errors)
# end
#
# @example
# def sent_notifications(user)
# # ...
# Fear::Unit
# end
#
Unit = Object.new.tap do |unit|
# @return [String]
def unit.to_s
"#<Fear::Unit>"
end
# @return [String]
def unit.inspect
"#<Fear::Unit>"
end
end.freeze
public_constant :Unit
end