50 lines
1.8 KiB
JavaScript
50 lines
1.8 KiB
JavaScript
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'use strict';
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Object.defineProperty(exports, "__esModule", { value: true });
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exports.createLog = void 0;
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/** @module log */
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/** Wrapper for winston that tags streams and optionally writes files with a simple interface. */
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/** Module now also supports optional papertrail integration, other services to follow */
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const winston_1 = require("winston");
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const { SPLAT } = require('triple-beam');
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const { isObject } = require('lodash');
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const APP_NAME = process.env.APP_NAME || 'default';
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let winstonPapertrail;
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function formatObject(param) {
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if (isObject(param)) {
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return JSON.stringify(param);
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}
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return param;
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}
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const all = (0, winston_1.format)((info) => {
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const splat = info[SPLAT] || [];
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const message = formatObject(info.message);
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const rest = splat.map(formatObject).join(' ');
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info.message = `${message} ${rest}`;
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return info;
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});
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const myFormat = winston_1.format.printf(({ level, message, label, timestamp }) => {
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return `${timestamp} [${label}] ${level}: ${message}`;
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});
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/**
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* Returns a winston logger configured to service
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*
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* @param {string} label Label appearing on logger
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* @param {string} filename Optional file to write log to
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*
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* @returns {object} Winston logger
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*/
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function createLog(label, filename = null) {
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const tports = [new (winston_1.transports.Console)()];
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const fmat = winston_1.format.combine(all(), winston_1.format.label({ label }), winston_1.format.timestamp({ format: 'YYYY-MM-DD HH:mm:ss.SSS' }), winston_1.format.colorize(), myFormat);
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let papertrailOpts;
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if (filename !== null) {
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tports.push(new (winston_1.transports.File)({ filename }));
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}
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return (0, winston_1.createLogger)({
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format: fmat,
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transports: tports
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});
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}
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exports.createLog = createLog;
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module.exports = { createLog };
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//# sourceMappingURL=log.js.map
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