Update requires to fix compatibility with Nokogiri 1.1.0

lib/webrat.rb

@@ -8,20 +8,27 @@ module Webrat
   def self.root #:nodoc:
     defined?(RAILS_ROOT) ? RAILS_ROOT : Merb.root
   end
+  
+  def self.require_xml
+    gem "nokogiri", ">= 1.1.0"
+    
+    if on_java?
+      # We need Nokogiri's CSS to XPath support, even if using REXML and Hpricot for parsing and searching
+      require "nokogiri/css"
+      require "hpricot"
+      require "rexml/document"
+    else
+      require "nokogiri"
+      require "webrat/core/nokogiri"
+    end
+  end
+  
+  def self.on_java?
+    RUBY_PLATFORM =~ /java/
+  end
 end
 
-# We need Nokogiri's CSS to XPath support, even if using REXML
-require "nokogiri/css"
-
-# Require nokogiri and fall back on rexml
-begin
-  require "nokogiri"
-  require "webrat/core/nokogiri"
-rescue LoadError => e
-  require "rexml/document"
-  warn("Standard REXML library is slow. Please consider installing nokogiri.\nUse \"sudo gem install nokogiri\"")
-end
-
+Webrat.require_xml
 require "webrat/core"
 
 # TODO: This is probably not a good idea.