* golf_prelude.rb (Object.const_missing): Auto-complete constants.

knu · knu · commit f1ddd69d7bb8 · 2007-12-28T01:07:21.000Z
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@14747 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
diff --git a/ChangeLog b/ChangeLog
@@ -1,3 +1,7 @@
+Fri Dec 28 10:06:54 2007  Akinori MUSHA  <knu@iDaemons.org>
+
+	* golf_prelude.rb (Object.const_missing): Auto-complete constants.
+
 Fri Dec 28 01:55:04 2007  Nobuyoshi Nakada  <nobu@ruby-lang.org>
 
 	* transcode.c (transcode_dispatch): allows transcoding from/to
diff --git a/golf_prelude.rb b/golf_prelude.rb
@@ -5,6 +5,12 @@ def method_missing m, *a, &b
     t ? __send__(t, *a, &b) : super
   end
 
+  def self.const_missing c
+    r = /^#{c}/
+    t = constants.sort.find{|e|r=~e}
+    t ? const_get(t) : superclass.const_get(c)
+  end
+
   def h(a='H', b='w', c='!')
     puts "#{a}ello, #{b}orld#{c}"
   end
