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• [DIR] ..
• [FILE] LogLevel.js
• [FILE] Logger.js

Просмотр файла: LogLevel.js

/*-
 * ‌
 * Hedera JavaScript SDK
 * ​
 * Copyright (C) 2020 - 2022 Hedera Hashgraph, LLC
 * ​
 * 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.
 * ‍
 */

export default class LogLevel {
    /**
     * @hideconstructor
     * @internal
     * @param {string} name
     */
    constructor(name) {
        /** @readonly */
        this._name = name;

        Object.freeze(this);
    }

    /**
     * @returns {string}
     */
    toString() {
        switch (this) {
            case LogLevel.Silent:
                return "silent";
            case LogLevel.Trace:
                return "trace";
            case LogLevel.Debug:
                return "debug";
            case LogLevel.Info:
                return "info";
            case LogLevel.Warn:
                return "warn";
            case LogLevel.Error:
                return "error";
            case LogLevel.Fatal:
                return "fatal";
            default:
                return `Unknown log level (${this._name})`;
        }
    }

    /**
     * @param {string} level
     * @returns {LogLevel}
     */
    static _fromString(level) {
        switch (level) {
            case "silent":
                return LogLevel.Silent;
            case "trace":
                return LogLevel.Trace;
            case "debug":
                return LogLevel.Debug;
            case "info":
                return LogLevel.Info;
            case "warn":
                return LogLevel.Warn;
            case "error":
                return LogLevel.Error;
            case "fatal":
                return LogLevel.Fatal;
            default:
                throw new Error(`Unknown log level: ${level}`);
        }
    }
}

LogLevel.Silent = new LogLevel("silent");
LogLevel.Trace = new LogLevel("trace");
LogLevel.Debug = new LogLevel("debug");
LogLevel.Info = new LogLevel("info");
LogLevel.Warn = new LogLevel("warn");
LogLevel.Error = new LogLevel("error");
LogLevel.Fatal = new LogLevel("fatal");

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