[READ-ONLY] Mirror of https://github.com/FoxxMD/logging. A typed, opinionated, batteries-included, Pino-based logging solution for backend TS/JS projects
foxxmd.github.io/logging
child-logger
logging
logging-library
nodejs
pinojs
typescript-library
docs: Add runkit example
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README.md
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README.md
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[](https://github.com/FoxxMD/logging/releases)
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[](https://www.npmjs.com/package/@foxxmd/logging)
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[](https://npm.runkit.com/%40foxxmd%2Flogging)
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[](https://opensource.org/licenses/MIT)
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A typed, opinionated, batteries-included, [Pino](https://getpino.io)-based logging solution for backend TS/JS projects.
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example/runkit.js
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example/runkit.js
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const logging = require('@foxxmd/logging');
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const ec = require('pony-cause');
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const {childLogger, loggerApp, loggerDebug} = logging;
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const {ErrorWithCause} = ec;
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const initLogger = childLogger(loggerDebug, 'Init');
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initLogger.info('Initializing Application -> v1.3.1');
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initLogger.debug('Debug logging is enabled!');
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initLogger.debug(`Found Log Config at path/to/config.yaml`)
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const appLogger = loggerApp({file: false});
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const logger = childLogger(appLogger, 'App');
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logger.verbose(`Logging to -> path/to/logs/app.log`);
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const nestedChild1 = childLogger(logger, 'Service A');
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nestedChild1.log('Starting monitoring for events...');
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const nestedChild2 = childLogger(nestedChild1, ['Queue', 'Parser']);
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nestedChild2.warn('Unexpected contents found in event, skipping');
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const siblingLogger = childLogger(logger, ['Service B', 'Manager']);
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siblingLogger.info('Widget allocation has initiated');
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logger.debug({myProp: 'a string', nested: {anotherProps: ['val1', 'val2'], boolProp: true}}, 'Test');
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const er = new Error('A configuration error occurred');
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const causeErr = new ErrorWithCause('Service C did not start', {cause: er});
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logger.error(causeErr);
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logger.verbose('(1) service failed to start but is non-essential...continuing startup')
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logger.info('Application successfully started and running!')