All files / core/stats StatsManager.ts

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/**
 * Copyright 2017 Google Inc.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *   http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
 
import { StatsCollection } from './StatsCollection';
import { RepoInfo } from '../RepoInfo';
 
export class StatsManager {
  private static collections_: { [k: string]: StatsCollection } = {};
  private static reporters_: { [k: string]: any } = {};
 
  static getCollection(repoInfo: RepoInfo): StatsCollection {
    const hashString = repoInfo.toString();
 
    if (!this.collections_[hashString]) {
      this.collections_[hashString] = new StatsCollection();
    }
 
    return this.collections_[hashString];
  }
 
  static getOrCreateReporter<T>(
    repoInfo: RepoInfo,
    creatorFunction: () => T
  ): T {
    const hashString = repoInfo.toString();
 
    if (!this.reporters_[hashString]) {
      this.reporters_[hashString] = creatorFunction();
    }
 
    return this.reporters_[hashString];
  }
}