whole_func_string: function normalizeTransformers(transformerMap) {
      let result = [];
      transformerMap && Object.keys(transformerMap).forEach(k => {
          let item = transformerMap[k];
          if (item) {
              item.transform.type = k;
              result.push(
                  Object.assign({}, item, {name: k})
              );
          }
      });
      return result;
  }
func_code_string: function normalizeTransformers(transformerMap) {
      let result = [];
      transformerMap && Object.keys(transformerMap).forEach(k => {
          let item = transformerMap[k];
          if (item) {
              item.transform.type = k;
              result.push(
                  Object.assign({}, item, {name: k})
              );
          }
      });
      return result;
  }
func_documentation_string: Normalize the transformers
  
  @param {Object} transformerMap the transform map
  @return {Array}