code: function transformResponse(value, options, context) {
  	if (options.transform === true) {
  		assert.func(context.transform, 'context.transform')
  		return context.transform(value)
  	}
  
  	return value
  }
docs: If options.transform is true, transform the result with context.transform
  
  @param {*} value
  @param {object} options
  @param {boolean} options.transform
  @param {object} context
  @param {function} [context.transform] - transformation handler