cleanup JSON encoder gem loading

korny · korny · commit c144bfd8918d · 2011-09-19T01:51:30.000+02:00
diff --git a/lib/coderay/encoders/json.rb b/lib/coderay/encoders/json.rb
@@ -21,8 +21,8 @@ class JSON < Encoder
       require 'json'
     rescue LoadError
       begin
-        require 'rubygems'
-        gem "json"
+        require 'rubygems' unless defined? Gem
+        gem 'json'
         require 'json'
       rescue LoadError
         $stderr.puts "The JSON encoder needs the JSON library.\n" \
