optionally include jars

mmmries · Jan 20, 2014 · 6dc5898 · 6dc5898
1 parent cd2fbff
commit 6dc5898
Showing 1 changed file with 10 additions and 4 deletions.
diff --git a/lib/derelicte.rb b/lib/derelicte.rb
@@ -1,11 +1,17 @@
 require "derelicte/version"
 
 # Load jars
-require 'jars/antlr-runtime-3.1.jar'
-require 'jars/slf4j-api-1.5.2.jar'
-require 'jars/slf4j-nop-1.5.2.jar'
+unless defined?(::Java::OrgAntlrRuntime::Parser)
+  require 'jars/antlr-runtime-3.1.jar'
+end
+unless defined?(org.slf4j.Logger)
+  require 'jars/slf4j-api-1.5.2.jar'
+  require 'jars/slf4j-nop-1.5.2.jar'
+end
 require 'jars/xml-apis-1.3.04.jar'
-require 'jars/jstyleparser-1.7.0.jar'
+unless defined?(::Java.cz.vutbr.web.css::CSSFactory)
+  require 'jars/jstyleparser-1.7.0.jar'
+end
 
 # Load local classes
 require 'derelicte/inliner'