* lib/base64.rb: enclosed in a module. [ruby-core:02285]

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@5518 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

ChangeLog

@@ -1,3 +1,7 @@
+Wed Jan 21 16:10:36 2004  Nobuyoshi Nakada  <nobu@ruby-lang.org>
+
+	* lib/base64.rb: enclosed in a module.  [ruby-core:02285]
+
 Wed Jan 21 16:01:26 2004  Nobuyoshi Nakada  <nobu@ruby-lang.org>
 
 	* ext/digest/rmd160/extconf.rb: have_library appends found library.

lib/base64.rb

@@ -12,6 +12,8 @@ require "kconv"
 #      puts plain
 
 
+module Base64
+  module_function
 
   # Returns the Base64-decoded version of \obj{str}.
   #
@@ -82,3 +84,22 @@ def b64encode(bin, len = 60)
       print $&, "\n"
     end
   end 
+
+  module Deprecated
+    include Base64
+
+    def _deprecated_base64(*args)
+      m0, m1 = caller(0)
+      m = m0[/\`(.*?)\'\z/, 1]
+      warn("#{m1}: #{m} is deprecated; use Base64.#{m} instead")
+      super
+    end
+    dep = instance_method(:_deprecated_base64)
+    remove_method(:_deprecated_base64)
+    for m in Base64.private_instance_methods(false)
+      define_method(m, dep)
+    end
+  end
+end
+
+include Base64::Deprecated