@syntest/core/dist/util/logger.js

The common core of the SynTest Framework

"use strict";
/*
 * Copyright 2020-2021 Delft University of Technology and SynTest contributors
 *
 * This file is part of SynTest Framework - SynTest Core.
 *
 * 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.
 */
Object.defineProperty(exports, "__esModule", { value: true });
exports.setupLogger = exports.getLogger = void 0;
const winston_1 = require("winston");
const Configuration_1 = require("../Configuration");
// define the custom settings for each transport (file, console)
function getLoggerSettings(logDirectory) {
    return {
        error: {
            level: "error",
            filename: `${logDirectory}/error.log`,
            handleExceptions: true,
            json: false,
            maxsize: 5242880,
            maxFiles: 1,
            colorize: false,
            format: winston_1.format.combine(winston_1.format.splat(), winston_1.format.errors({ stack: true }), winston_1.format.timestamp(), winston_1.format.simple()),
        },
        warn: {
            level: "warn",
            filename: `${logDirectory}/warn.log`,
            handleExceptions: true,
            json: false,
            maxsize: 5242880,
            maxFiles: 1,
            colorize: false,
            format: winston_1.format.combine(winston_1.format.splat(), winston_1.format.errors({ stack: true }), winston_1.format.timestamp(), winston_1.format.simple()),
        },
        info: {
            level: "info",
            filename: `${logDirectory}/info.log`,
            json: false,
            maxsize: 5242880,
            maxFiles: 1,
            colorize: false,
            format: winston_1.format.combine(winston_1.format.splat(), winston_1.format.errors({ stack: true }), winston_1.format.timestamp(), winston_1.format.simple()),
        },
        http: {
            level: "http",
            filename: `${logDirectory}/http.log`,
            json: false,
            maxsize: 5242880,
            maxFiles: 1,
            colorize: false,
            format: winston_1.format.combine(winston_1.format.splat(), winston_1.format.errors({ stack: true }), winston_1.format.timestamp(), winston_1.format.simple()),
        },
        verbose: {
            level: "verbose",
            filename: `${logDirectory}/verbose.log`,
            json: false,
            maxsize: 5242880,
            maxFiles: 1,
            colorize: false,
            format: winston_1.format.combine(winston_1.format.splat(), winston_1.format.errors({ stack: true }), winston_1.format.timestamp(), winston_1.format.simple()),
        },
        debug: {
            level: "debug",
            filename: `${logDirectory}/debug.log`,
            json: false,
            maxsize: 5242880,
            maxFiles: 1,
            colorize: false,
            format: winston_1.format.combine(winston_1.format.splat(), winston_1.format.errors({ stack: true }), winston_1.format.timestamp(), winston_1.format.simple()),
        },
        silly: {
            level: "silly",
            filename: `${logDirectory}/silly.log`,
            json: false,
            maxsize: 5242880,
            maxFiles: 1,
            colorize: false,
            format: winston_1.format.combine(winston_1.format.splat(), winston_1.format.errors({ stack: true }), winston_1.format.simple(), winston_1.format.timestamp()),
        },
    };
}
// eslint-disable-next-line @typescript-eslint/no-explicit-any
let logger = null;
// instantiate a new Winston Logger with the settings defined above
function getLogger() {
    if (!logger) {
        throw new Error("You have to call setupLogger before the program can start");
    }
    return logger;
}
exports.getLogger = getLogger;
function setupLogger() {
    if (logger) {
        // close existing one before creating a new one.
        logger.close();
    }
    const settings = getLoggerSettings(Configuration_1.CONFIG.logDirectory);
    const options = {
        transports: [
            ...Configuration_1.CONFIG.logToFile.map((logLevel) => new winston_1.transports.File(settings[logLevel])),
        ],
        exitOnError: false, // do not exit on handled exceptions
    };
    logger = (0, winston_1.createLogger)(options);
}
exports.setupLogger = setupLogger;
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