@helpscout/helix/lib/HelixSpec/generateSpecs.js

A Faker-powered fixture generator for Javascript

"use strict";

Object.defineProperty(exports, "__esModule", {
  value: true
});
exports.default = void 0;

var _index = _interopRequireDefault(require("./index"));

var _faker = require("../faker");

var _derived = require("../derived");

var _lodash = require("lodash");

var _log = _interopRequireDefault(require("../utils/log"));

function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }

/**
 * Recursively instantiates the Helix version of Faker methods.
 *
 * @param object    $shape     Fixture shape, that contains Faker render API
 *
 * @returns object
 */
var generateSpecs = function generateSpecs(shape, seedValue) {
  if (!(0, _lodash.isObject)(shape) && !(0, _lodash.isArray)(shape)) {
    throw new _log.default('HelixSpec.generateSpecs', 'First argument must be an object, array, or HelixSpec.');
  }

  if (seedValue !== undefined && !(0, _lodash.isNumber)(seedValue)) {
    throw new _log.default('HelixSpec.generateSpecs', 'Seed value must be a valid number.');
  }

  if ((0, _lodash.isFunction)(shape)) {
    return (0, _faker.isComputedValue)(shape) ? shape(seedValue) : shape();
  }

  if (shape instanceof _index.default) {
    return shape.generate();
  }

  var derivedProps = {};
  var fixture = (0, _lodash.mapValues)(shape, function (value, key) {
    // Preserve array structures
    if ((0, _lodash.isArray)(value)) {
      return value.map(function (val) {
        return generateSpecs(val);
      });
    } // Recurse


    if ((0, _lodash.isObject)(value) && !(0, _lodash.isFunction)(value)) {
      return value instanceof _index.default ? value.generate() : generateSpecs(value);
    } // Instantiate!


    if ((0, _lodash.isFunction)(value)) {
      if ((0, _faker.isComputedValue)(value)) {
        return value(seedValue);
      } else if ((0, _derived.isDerivedValue)(value)) {
        derivedProps[key] = value;
        return;
      } else {
        return value();
      }
    }

    return value;
  });
  var derivedFixture = (0, _lodash.mapValues)(derivedProps, function (value, key) {
    return value(fixture);
  });
  return Object.assign(fixture, derivedFixture);
};

var _default = generateSpecs;
exports.default = _default;