72 lines
1.9 KiB
JavaScript
72 lines
1.9 KiB
JavaScript
'use strict';
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const pino = require('pino');
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const { req: requestSerializer, res: responseSerializer, err, wrapErrorSerializer } = pino.stdSerializers;
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const DEV_ENVS = ['test', 'development'];
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module.exports = class Logger {
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constructor () {
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const { LOG_LEVEL, NODE_ENV } = process.env;
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const logLevelFromNodeEnv = NODE_ENV === 'test' ? 'fatal' : 'info';
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const errorSerializer = DEV_ENVS.includes(NODE_ENV) ? err : wrapErrorSerializer(err => {
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err.stack = err.stack.split('\n').slice(0, 3).join('\n');
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return err;
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});
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const options = {
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base: null, // Do not bind hostname, pid and friends by default
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level: LOG_LEVEL || logLevelFromNodeEnv,
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formatters: {
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level (label) {
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if (label === 'warn') {
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return { levelname: 'warning' };
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}
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return { levelname: label };
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}
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},
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messageKey: 'message',
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timestamp: () => `,"timestamp":"${new Date(Date.now()).toISOString()}"`,
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serializers: {
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client_request: requestSerializer,
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server_response: responseSerializer,
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exception: errorSerializer
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}
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};
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const dest = pino.destination({ sync: false }); // stdout
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this._logger = pino(options, dest);
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}
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trace (...args) {
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this._logger.trace(...args);
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}
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debug (...args) {
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this._logger.debug(...args);
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}
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info (...args) {
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this._logger.info(...args);
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}
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warn (...args) {
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this._logger.warn(...args);
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}
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error (...args) {
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this._logger.error(...args);
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}
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fatal (...args) {
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this._logger.fatal(...args);
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}
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child (...args) {
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return this._logger.child(...args);
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}
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finish (callback) {
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return pino.final(this._logger, callback);
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}
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};
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