1 files changed, 0 insertions, 126 deletions
diff --git a/lib/irb/extend-command.rb b/lib/irb/extend-command.rb
deleted file mode 100644
index 3f92707d01..0000000000
--- a/lib/irb/extend-command.rb
+++ /dev/null
@@ -1,126 +0,0 @@
-#
-#   irb/extend-command.rb - irb command extend
-#   	$Release Version: 0.7.3$
-#   	$Revision$
-#   	$Date$
-#   	by Keiju ISHITSUKA(keiju@ishitsuka.com)
-#
-# --
-#
-#   
-#
-module IRB
-  #
-  # IRB extended command
-  #
-  module ExtendCommand
-#    include Loader
-    
-    def irb_exit(ret = 0)
-      irb_context.exit(ret)
-    end
-    alias irb_quit irb_exit
-
-    def irb_fork(&block)
-      pid = send ExtendCommand.irb_original_method_name("fork")
-      unless pid 
-	class<<self
-	  alias_method :exit, ExtendCommand.irb_original_method_name('exit')
-	end
-	if iterator?
-	  begin
-	    yield
-	  ensure
-	    exit
-	  end
-	end
-      end
-      pid
-    end
-
-    def irb_change_binding(*main)
-      irb_context.change_binding(*main)
-    end
-    alias irb_change_workspace irb_change_binding
-
-    def irb_source(file)
-      irb_context.source(file)
-    end
-
-    def irb(*obj)
-      require "irb/multi-irb"
-      IRB.irb(nil, *obj)
-    end
-
-    def irb_context
-      IRB.conf[:MAIN_CONTEXT]
-    end
-
-    def irb_jobs
-      require "irb/multi-irb"
-      IRB.JobManager
-    end
-
-    def irb_fg(key)
-      require "irb/multi-irb"
-      IRB.JobManager.switch(key)
-    end
-
-    def irb_kill(*keys)
-      require "irb/multi-irb"
-      IRB.JobManager.kill(*keys)
-    end
-
-    # extend command functions
-    def ExtendCommand.extend_object(obj)
-      super
-      unless (class<<obj;ancestors;end).include?(ExtendCommand)
-	obj.install_aliases
-      end
-    end
-
-    OVERRIDE_NOTHING = 0
-    OVERRIDE_PRIVATE_ONLY = 0x01
-    OVERRIDE_ALL = 0x02
-
-    def install_aliases(override = OVERRIDE_NOTHING)
-
-      install_alias_method(:exit, :irb_exit, override | OVERRIDE_PRIVATE_ONLY)
-      install_alias_method(:quit, :irb_quit, override | OVERRIDE_PRIVATE_ONLY)
-      install_alias_method(:fork, :irb_fork, override | OVERRIDE_PRIVATE_ONLY)
-      install_alias_method(:kill, :irb_kill, override | OVERRIDE_PRIVATE_ONLY)
-
-      install_alias_method(:irb_cb, :irb_change_binding, override)
-      install_alias_method(:irb_ws, :irb_change_workspace, override)
-      install_alias_method(:source, :irb_source, override)
-      install_alias_method(:conf, :irb_context, override)
-      install_alias_method(:jobs, :irb_jobs, override)
-      install_alias_method(:fg, :irb_fg, override)
-    end
-
-    # override = {OVERRIDE_NOTHING, OVERRIDE_PRIVATE_ONLY, OVERRIDE_ALL}
-    def install_alias_method(to, from, override = OVERRIDE_NOTHING)
-      to = to.id2name unless to.kind_of?(String)
-      from = from.id2name unless from.kind_of?(String)
-
-      if override == OVERRIDE_ALL or
-	  (override == OVERRIDE_PRIVATE_ONLY) && !respond_to?(to) or
-	  (override == OVERRIDE_NOTHING) &&  !respond_to?(to, true)
-	target = self
-	(class<<self;self;end).instance_eval{
-	  if target.respond_to?(to, true) && 
-	      !target.respond_to?(ExtendCommand.irb_original_method_name(to), true)
-	    alias_method(ExtendCommand.irb_original_method_name(to), to) 
-	  end
-	  alias_method to, from
-	}
-      else
-	print "irb: warn: can't alias #{to} from #{from}.\n"
-      end
-    end
-
-    def self.irb_original_method_name(method_name)
-      "irb_" + method_name + "_org"
-    end
-  end
-end