"use strict";

var _interopRequireDefault = require("@babel/runtime/helpers/interopRequireDefault");
Object.defineProperty(exports, "__esModule", {
  value: true
});
exports.Collector = void 0;
var _defineProperty2 = _interopRequireDefault(require("@babel/runtime/helpers/defineProperty"));
/*
 * Copyright Elasticsearch B.V. and/or licensed to Elasticsearch B.V. under one
 * or more contributor license agreements. Licensed under the Elastic License
 * 2.0 and the Server Side Public License, v 1; you may not use this file except
 * in compliance with, at your election, the Elastic License 2.0 or the Server
 * Side Public License, v 1.
 */

class Collector {
  /**
   * @private Constructor of a Collector. It should be called via the CollectorSet factory methods: `makeStatsCollector` and `makeUsageCollector`
   * @param log {@link Logger}
   * @param collectorDefinition {@link CollectorOptions}
   */
  constructor(log, {
    type,
    fetch,
    isReady,
    ...options
  }) {
    (0, _defineProperty2.default)(this, "type", void 0);
    (0, _defineProperty2.default)(this, "fetch", void 0);
    (0, _defineProperty2.default)(this, "isReady", void 0);
    this.log = log;
    if (type === undefined) {
      throw new Error('Collector must be instantiated with a options.type string property');
    }
    if (typeof fetch !== 'function') {
      throw new Error('Collector must be instantiated with a options.fetch function property');
    }
    Object.assign(this, options); // spread in other properties and mutate "this"

    this.type = type;
    this.fetch = fetch;
    this.isReady = typeof isReady === 'function' ? isReady : () => true;
  }
}
exports.Collector = Collector;