module AttrExtras::AttrQuery

Public Class Methods

define_with_suffix(klass, suffix, *names) click to toggle source
# File lib/attr_extras/attr_query.rb, line 2
def self.define_with_suffix(klass, suffix, *names)
  names.each do |name|
    name = name.to_s

    raise ArgumentError, "#{__method__} wants `#{name}?`, not `#{name}`." unless name.end_with?("?")

    klass.send(:define_method, name) do  # def foo?
      !!send("#{name.chop}#{suffix}")    #   !!send("foo_id")
    end                                  # end
  end
end