56 lines
1.6 KiB
JavaScript
56 lines
1.6 KiB
JavaScript
// Example logging an error:
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var http = require('http');
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var Logger = require('../lib/bunyan');
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var util = require('util');
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var log = new Logger({
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name: "myserver",
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serializers: {
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err: Logger.stdSerializers.err, // <--- use this
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}
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});
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try {
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throw new TypeError("boom");
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} catch (err) {
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log.warn({err: err}, "operation went boom: %s", err) // <--- here
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}
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log.info(new TypeError("how about this?")) // <--- alternatively this
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try {
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throw "boom string";
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} catch (err) {
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log.error(err)
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}
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/*
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$ node err.js | ../bin/bunyan -j
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{
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"name": "myserver",
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"hostname": "banana.local",
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"err": {
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"stack": "TypeError: boom\n at Object.<anonymous> (/Users/trentm/tm/node-bunyan/examples/err.js:15:9)\n at Module._compile (module.js:411:26)\n at Object..js (module.js:417:10)\n at Module.load (module.js:343:31)\n at Function._load (module.js:302:12)\n at Array.0 (module.js:430:10)\n at EventEmitter._tickCallback (node.js:126:26)",
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"name": "TypeError",
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"message": "boom"
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},
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"level": 4,
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"msg": "operation went boom: TypeError: boom",
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"time": "2012-02-02T04:42:53.206Z",
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"v": 0
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}
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$ node err.js | ../bin/bunyan
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[2012-02-02T05:02:39.412Z] WARN: myserver on banana.local: operation went boom: TypeError: boom
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TypeError: boom
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at Object.<anonymous> (/Users/trentm/tm/node-bunyan/examples/err.js:15:9)
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at Module._compile (module.js:411:26)
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at Object..js (module.js:417:10)
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at Module.load (module.js:343:31)
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at Function._load (module.js:302:12)
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at Array.0 (module.js:430:10)
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at EventEmitter._tickCallback (node.js:126:26)
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*/
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