Contents

# Copyright:: Copyright (c) 2005  Nicolas Pouillard. All rights reserved.
# Author::    Nicolas Pouillard  <[e-mail]>.
# License::   Gnu General Public License.
# Revision::  $Id: hooker.rb 208 2005-05-05 19:53:50Z ertai $

require 'rubygems'
require_gem 'activesupport'
require 'active_support/class_inheritable_attributes'



module Hooker

  def self.included ( aClass )
    super

    aClass.module_eval do

      class_inheritable_accessor :default_hook


      def self.hook_default_method ( method )
        raise unless method.is_a? Symbol
        self.default_hook = method
      end


      def hook_method ( *a )
        @@generic_hook_method[method(:instance_eval), *a]
      end


      def self.hook_method ( *a )
        @@generic_hook_method[method(:module_eval), *a]
      end


      @@generic_hook_method = lambda do |eval_meth, method, *hook_names|
        raise unless method.is_a? Symbol
        hook_names.each do |hook_name|
          raise unless hook_name.is_a? Symbol
          eval_meth[%Q{
            def #{hook_name} ( *a, &b )
              #{method}(*a, &b)
            end
          }]
        end
      end

    end

  end

end # module Hooker

Version data entries

1 entries across 1 versions & 1 rubygems

Version	Path
vcs-0.2.148	ruby_ex/hooker.rb