code: public String compile(String resourcePath, String coffeeScriptSource) {
  
  		String result = null;
  		try {
  			result = (String) jsEngine.invokeMethod(coffeeScript, "compile", coffeeScriptSource, options);
  		} catch (NoSuchMethodException | ScriptException e) {
  			throw new BundlingProcessException(e);
  		}
  
  		return result;
  	}
docs: Compile the CoffeeScript source to a JS source
  
  @param resourcePath
  the resource path
  @param coffeeScriptSource
  the CoffeeScript source
  @return the JS source