toStructure (type) {
    const transformer = this._transformers.find(({ isTypeInstance }) => isTypeInstance(type))
    if (transformer !== undefined) {
      return transformer.toStructure(type)
    }
    return type
  }
Transform from object to structure
@param {<T>} type The object to be transoformed in structure
@returns {<T>|structure.Structure} The structure or the object, if any transformer was found