Module: Dependancy

Includes:
Bild::ClassMethods
Defined in:
lib/dependancy.rb,
lib/dependancy/bild.rb,
lib/dependancy/version.rb

Defined Under Namespace

Modules: Bild

Constant Summary collapse

VERSION = 
'0.0.6'

Instance Method Summary collapse

Methods included from Bild::ClassMethods

#bild

Instance Method Details

#_dependancies ⇒ Object 



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# File 'lib/dependancy.rb', line 8

def _dependancies
  @_dependancies || []
end

#dependancy(name, &block) ⇒ Object 



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# File 'lib/dependancy.rb', line 12

def dependancy(name, &block)
  @_dependancies ||= []
  @_dependancies << name

  unless block_given?
    attr_accessor name

  else
    attr_writer name

    define_method name do
      var_name = "@#{name}"

      if instance_variable_defined?(var_name)
        instance_variable_get(var_name)

      else
        val = begin
                yield self
              rescue
                nil
              end

        instance_variable_set var_name, val

        val
      end
    end # define_method name do
  end
end

#private_dependancy(name, &block) ⇒ Object 



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# File 'lib/dependancy.rb', line 43

def private_dependancy(name, &block)
  dependancy name, &block

  private name
  private "#{name}="
end