xref: /arkcompiler/ets_frontend/ets2panda/linter/utils/logger.ts

/*
 * Copyright (c) 2023-2024 Huawei Device Co., Ltd.
 * 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 type { Logger } from 'log4js';
import { configure, getLogger } from 'log4js';

export default class ConsoleLogger {
  private static isConfigured = false;

  static configure(): void {
    configure({
      appenders: {
        console: {
          type: 'console',
          layout: {
            type: 'pattern',
            pattern: '%m'
          }
        }
      },
      categories: {
        default: {
          appenders: ['console'],
          level: 'all'
        }
      }
    });

    ConsoleLogger.isConfigured = true;
  }

  static getLogger(): Logger {
    if (!ConsoleLogger.isConfigured) {
      ConsoleLogger.configure();
    }

    return getLogger();
  }
}