Class: Module

Inherits:
Object
  • Object
show all
Defined in:
lib/loser/module.rb

Instance Method Summary collapse

Instance Method Details

#attr_accessor_with_default_setter(*syms, &block) ⇒ Object 



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# File 'lib/loser/module.rb', line 2

def attr_accessor_with_default_setter( *syms, &block )
  raise 'Default value in block required' unless block
  syms.each do | sym |
    module_eval do
      attr_writer( sym )
      define_method( sym ) do | |
        class << self; self; end.class_eval do
          attr_reader( sym )
        end
        if instance_variables.include? "@#{sym}"
          instance_variable_get( "@#{sym}" )
        else
          instance_variable_set( "@#{sym}", block.call )
        end
      end
    end
  end
  nil
end