From 1e760c0be3ed35874204114e7454509f740c0fe2 Mon Sep 17 00:00:00 2001
From: shyouhei <shyouhei@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>
Date: Wed, 22 Aug 2007 01:53:51 +0000
Subject: add tag v1_8_6_71

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/tags/v1_8_5_71@13189 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
---
 ruby_1_8_6/lib/irb/ext/workspaces.rb | 56 ++++++++++++++++++++++++++++++++++++
 1 file changed, 56 insertions(+)
 create mode 100644 ruby_1_8_6/lib/irb/ext/workspaces.rb

(limited to 'ruby_1_8_6/lib/irb/ext/workspaces.rb')

diff --git a/ruby_1_8_6/lib/irb/ext/workspaces.rb b/ruby_1_8_6/lib/irb/ext/workspaces.rb
new file mode 100644
index 0000000000..79098570dc
--- /dev/null
+++ b/ruby_1_8_6/lib/irb/ext/workspaces.rb
@@ -0,0 +1,56 @@
+#
+#   push-ws.rb - 
+#   	$Release Version: 0.9.5$
+#   	$Revision$
+#   	$Date$
+#   	by Keiju ISHITSUKA(keiju@ruby-lang.org)
+#
+# --
+#
+#   
+#
+
+module IRB
+  class Context
+
+    def irb_level
+      workspace_stack.size
+    end
+
+    def workspaces
+      if defined? @workspaces
+	@workspaces
+      else
+	@workspaces = []
+      end
+    end
+
+    def push_workspace(*_main)
+      if _main.empty?
+	if workspaces.empty?
+	  print "No other workspace\n"
+	  return nil
+	end
+	ws = workspaces.pop
+	workspaces.push @workspace
+	@workspace = ws
+	return workspaces
+      end
+
+      workspaces.push @workspace
+      @workspace = WorkSpace.new(@workspace.binding, _main[0])
+      if !(class<<main;ancestors;end).include?(ExtendCommandBundle)
+	main.extend ExtendCommandBundle
+      end
+    end
+
+    def pop_workspace
+      if workspaces.empty?
+	print "workspace stack empty\n"
+	return
+      end
+      @workspace = workspaces.pop
+    end
+  end
+end
+
-- 
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