innots/build/lib/logger.js

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
const log4js = require("log4js");
const cls_service_1 = require("./services/cls_service");
exports.DEFAULT_LOG_LEVEL = 'TRACE';
function getLogger(config) {
    const logLevel = config.logLevel || exports.DEFAULT_LOG_LEVEL;
    log4js.addLayout('json', (config) => {
        return (logEvent) => {
            logEvent.context = {
                service: process.env.service_name,
                mdc: cls_service_1.ClsService.getTrace()
            };
            return JSON.stringify(logEvent);
        };
    });
    log4js.configure({
        appenders: {
            out: {
                type: 'stdout',
                layout: {
                    type: 'json'
                }
            }
        },
        categories: {
            default: { appenders: ['out'], level: logLevel }
        }
    });
    return log4js.getLogger();
}
exports.getLogger = getLogger;
function replaceConsoleWithLogger(logger) {
    console.log = logger.log.bind(logger);
    console.trace = logger.trace.bind(logger);
    console.debug = logger.debug.bind(logger);
    console.warn = logger.warn.bind(logger);
    console.error = logger.error.bind(logger);
}
exports.replaceConsoleWithLogger = replaceConsoleWithLogger;