* lib/uri/generic.rb: merge0 shuld return [oth, oth] if oth is absolute URI.

* lib/uri/generic.rb: registry part must not be allowed for any schemes for the Internet. (RFC2396, section 3.2.2 and 3.2.1.)


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@2138 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

lib/uri/generic.rb

@@ -54,6 +54,15 @@ Object
       self::COMPONENT
     end
 
+=begin
+--- URI::Generic::use_registry
+=end
+    USE_REGISTRY = false
+
+    def self.use_registry
+      self::USE_REGISTRY
+    end
+
 =begin
 
 --- URI::Generic::build2
@@ -157,6 +166,9 @@ Object
 	self.set_registry(registry)
 	self.set_fragment(fragment)
       end
+      if @registry && !self.class.use_registry
+	raise InvalidURIError, "the scheme #{@scheme} does not accept registry part: #{@registry} (or bad hostname?)"
+      end
       
       @scheme.freeze if @scheme
       self.set_path('') if !@path && !@opaque # (see RFC2396 Section 5.2)
@@ -803,7 +815,7 @@ Object
       if self.absolute?
 	return self.dup, oth
       else
-	return oth.dup, self
+	return oth, oth
       end
     end
     private :merge0