code: function _gpfFunctionDescribe (functionToDescribe) {
      var result = {};
      _gpfFunctionDescribeName(functionToDescribe, result);
      _gpfFunctionDescribeSource(functionToDescribe, result);
      return result;
  }
docs: Extract function description
  
  @param {Function} functionToDescribe Function to describe
  @return {gpf.typedef._functionDescription} Function description
  @since 0.1.6