add tag v2_2_9

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/tags/v2_2_9@61257 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

1 files changed, 73 insertions, 0 deletions

diff --git a/ruby_2_2/lib/irb/ext/use-loader.rb b/ruby_2_2/lib/irb/ext/use-loader.rb
new file mode 100644
index 0000000000..99e76b722f
--- /dev/null
+++ b/ruby_2_2/lib/irb/ext/use-loader.rb
@@ -0,0 +1,73 @@
+#
+#   use-loader.rb -
+#   	$Release Version: 0.9.6$
+#   	$Revision$
+#   	by Keiju ISHITSUKA(keiju@ruby-lang.org)
+#
+# --
+#
+#
+#
+
+require "irb/cmd/load"
+require "irb/ext/loader"
+
+class Object
+  alias __original__load__IRB_use_loader__ load
+  alias __original__require__IRB_use_loader__ require
+end
+
+module IRB
+  module ExtendCommandBundle
+    # Loads the given file similarly to Kernel#load, see IrbLoader#irb_load
+    def irb_load(*opts, &b)
+      ExtendCommand::Load.execute(irb_context, *opts, &b)
+    end
+    # Loads the given file similarly to Kernel#require
+    def irb_require(*opts, &b)
+      ExtendCommand::Require.execute(irb_context, *opts, &b)
+    end
+  end
+
+  class Context
+
+    IRB.conf[:USE_LOADER] = false
+
+    # Returns whether +irb+'s own file reader method is used by
+    # +load+/+require+ or not.
+    #
+    # This mode is globally affected (irb-wide).
+    def use_loader
+      IRB.conf[:USE_LOADER]
+    end
+
+    alias use_loader? use_loader
+
+    # Sets IRB.conf[:USE_LOADER]
+    #
+    # See #use_loader for more information.
+    def use_loader=(opt)
+
+      if IRB.conf[:USE_LOADER] != opt
+        IRB.conf[:USE_LOADER] = opt
+        if opt
+          if !$".include?("irb/cmd/load")
+          end
+          (class<<@workspace.main;self;end).instance_eval {
+            alias_method :load, :irb_load
+            alias_method :require, :irb_require
+          }
+        else
+          (class<<@workspace.main;self;end).instance_eval {
+            alias_method :load, :__original__load__IRB_use_loader__
+            alias_method :require, :__original__require__IRB_use_loader__
+          }
+        end
+      end
+      print "Switch to load/require#{unless use_loader; ' non';end} trace mode.\n" if verbose?
+      opt
+    end
+  end
+end
+
+