From 0e692c450b2b2a2146d136dbf2cb8f0fc7b735db Mon Sep 17 00:00:00 2001
From: nobu <nobu@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>
Date: Fri, 6 Feb 2004 00:16:50 +0000
Subject: * lib/irb/extend-command.rb: add irb_help command.  [ruby-talk:91610]

* lib/irb/cmd/help.rb (IRB::ExtendCommand::Help): show RDoc.


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@5626 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
---
 lib/irb/cmd/help.rb | 23 +++++++++++++++++++++++
 1 file changed, 23 insertions(+)
 create mode 100644 lib/irb/cmd/help.rb

(limited to 'lib/irb/cmd/help.rb')

diff --git a/lib/irb/cmd/help.rb b/lib/irb/cmd/help.rb
new file mode 100644
index 0000000000..73067f53c6
--- /dev/null
+++ b/lib/irb/cmd/help.rb
@@ -0,0 +1,23 @@
+require 'rdoc/ri/ri_driver'
+
+module IRB
+  module ExtendCommand
+    module Help
+      begin
+        @ri = RiDriver.new
+      rescue SystemExit
+      else
+        def self.execute(context, *names)
+          names.each do |name|
+            begin
+              @ri.get_info_for(name.to_s)
+            rescue RiError
+              puts $!.message
+            end
+          end
+          nil
+        end
+      end
+    end
+  end
+end
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