lib/internal/Logger.js

/*
 * Licensed to the Apache Software Foundation (ASF) under one or more
 * contributor license agreements.  See the NOTICE file distributed with
 * this work for additional information regarding copyright ownership.
 * The ASF licenses this file to You 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.
 */

'use strict';

/** Utility class for logging errors and debug messages. */
class Logger {
    static get debug() {
        return Logger._debug;
    }

    static set debug(value) {
        Logger._debug = value;
    }

    static logDebug(data, ...args) {
        if (Logger._debug) {
            console.log(data, ...args);
        }
    }

    static logError(data, ...args) {
        if (Logger._debug) {
            console.log('ERROR: ' + data, ...args);
        }
    }
}

Logger._debug = false;

module.exports = Logger;