Module: Rsodx::Delegate

Included in:
Service
Defined in:
lib/rsodx/delegate.rb

Instance Method Summary collapse

Instance Method Details

#delegate(*methods, to:, prefix: nil) ⇒ Object

Raises:

  • (ArgumentError) 


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# File 'lib/rsodx/delegate.rb', line 5

def delegate(*methods, to:, prefix: nil)
  raise ArgumentError, "Missing target for delegation (to:)" unless to

  mod = Module.new do
    extend Forwardable

    methods.each do |method_name|
      delegated_name = if prefix
                         prefix_str = prefix == true ? to.to_s : prefix.to_s
                         "#{prefix_str}_#{method_name}"
                       else
                         method_name
                       end

      def_delegator to, method_name, delegated_name
    end
  end

  include mod
end