lib/irb/ext/use-loader.rb

DEFINITIONS

   1  #
   2  #   use-loader.rb - 
   3  #       $Release Version: 0.9$
   4  #       $Revision: 1.1 $
   5  #       $Date: 2002/07/09 11:17:17 $
   6  #       by Keiju ISHITSUKA(Nihon Rational Software Co.,Ltd)
   7  #
   8  # --
   9  #
  10  #   
  11  #
  12  
  13  require "irb/cmd/load"
  14  require "irb/ext/loader"
  15  
  16  class Object
  17    alias __original__load__IRB_use_loader__ load
  18    alias __original__require__IRB_use_loader__ require
  19  end
  20  
  21  module IRB
  22    module ExtendCommandBundle
  23      def irb_load(*opts, &b)
  24        ExtendCommand::Load.execute(irb_context, *opts, &b)
  25      end
  26      def irb_require(*opts, &b)
  27        ExtendCommand::Require.execute(irb_context, *opts, &b)
  28      end
  29    end
  30  
  31    class Context
  32  
  33      IRB.conf[:USE_LOADER] = false
  34      
  35      def use_loader
  36        IRB.conf[:USE_LOADER]
  37      end
  38  
  39      alias use_loader? use_loader
  40  
  41      def use_loader=(opt)
  42  
  43        if IRB.conf[:USE_LOADER] != opt
  44          IRB.conf[:USE_LOADER] = opt
  45          if opt
  46            if !$".include?("irb/cmd/load")
  47            end
  48            (class<<@workspace.main;self;end).instance_eval {
  49              alias_method :load, :irb_load
  50              alias_method :require, :irb_require
  51            }
  52          else
  53            (class<<@workspace.main;self;end).instance_eval {
  54              alias_method :load, :__original__load__IRB_use_loader__
  55              alias_method :require, :__original__require__IRB_use_loader__
  56            }
  57          end
  58        end
  59        print "Switch to load/require#{unless use_loader; ' non';end} trace mode.\n" if verbose?
  60        opt
  61      end
  62    end
  63  end
  64  
  65