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88 lines
2.5 KiB
88 lines
2.5 KiB
/* eslint-disable no-console */
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import { join } from "path";
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import { format as utilFormat } from "node:util"
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import winston from "winston";
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let winstonLogger;
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function init() {
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const configPath = join(process.cwd(), "config");
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function combineMessageAndSplat() {
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return {
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// eslint-disable-next-line no-unused-vars
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transform: (info, opts) => {
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// combine message and args if any
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// eslint-disable-next-line no-param-reassign
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info.message = utilFormat(info.message, ...info[Symbol.for('splat')] || []);
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return info;
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}
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}
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}
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function messageFormatter(logInfo) {
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if (logInfo.label) {
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if (logInfo.stack) {
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return `[${logInfo.timestamp}] ${logInfo.level}: <${logInfo.label}> ${logInfo.stack}`;
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}
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return `[${logInfo.timestamp}] ${logInfo.level}: <${logInfo.label}> ${logInfo.message}`;
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}
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if (logInfo.stack) {
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return `[${logInfo.timestamp}] ${logInfo.level}: ${logInfo.stack}`;
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}
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return `[${logInfo.timestamp}] ${logInfo.level}: ${logInfo.message}`;
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};
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winstonLogger = winston.createLogger({
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level: process.env.LOG_LEVEL || 'info',
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transports: [
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new winston.transports.Console({
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format: winston.format.combine(
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winston.format.errors({ stack: true}),
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combineMessageAndSplat(),
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winston.format.timestamp(),
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winston.format.colorize(),
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winston.format.printf(messageFormatter)
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),
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handleExceptions: true,
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handleRejections: true
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}),
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new winston.transports.File({
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format: winston.format.combine(
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winston.format.errors({ stack: true}),
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combineMessageAndSplat(),
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winston.format.timestamp(),
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winston.format.printf(messageFormatter)
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),
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filename: `${configPath}/logs/homepage.log`,
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handleExceptions: true,
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handleRejections: true
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}),
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]
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});
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// patch the console log mechanism to use our logger
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const consoleMethods = ['log', 'debug', 'info', 'warn', 'error']
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consoleMethods.forEach(method => {
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// workaround for https://github.com/winstonjs/winston/issues/1591
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switch (method) {
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case 'log':
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console[method] = winstonLogger.info.bind(winstonLogger);
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break;
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default:
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console[method] = winstonLogger[method].bind(winstonLogger);
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break;
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}
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})
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}
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export default function createLogger(label) {
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if (!winstonLogger) {
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init();
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}
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return winstonLogger.child({ label });
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} |