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TO KNOW EVERYTHING YOU WANTED ABOUT LOGGING
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WHY, HELLO THERE CHARLIE HERE
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WELCOME TO LOGGING. I WILL BE YOUR GUIDE
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SENIOR DIR. UX PLATFORM @ (0%"%%: @INDEXZERO GITHUB TWITTER WELCOME TO LOGGING. I WILL BE YOUR GUIDE
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WINSTON FOR NODE@4 MODERNIZING An EXercise in Open source, STREAMS, ES6, And KEEPING CODE ALIVE.
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TL;DR?
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TL;DR? LOOKING FOR THE TL;DR?
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WINSTON IS FROM 2010
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WINSTON IS FROM 2010 ACTUALLY JANUARY, 17 2011 BUT STARTED IN 2010
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...BACK THEN ...
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...BACK THEN ... THINGS WERE A LITTLE DIFFERENT
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NEVER BEEN ONE OF THESE 2011 BE LIKE…
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NO STREAMS API 2011 BE LIKE…
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ES5 IS STILL NEW 2011 BE LIKE…
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LIMITED CODE COVERAGE TOOLS 2011 BE LIKE…
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NOT ALL THAT BAD THO
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BACK TO THE FUTURE
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BACK TO THE FUTURE BY 2015 THINGS WERE MOVING ALONG…
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WINSTON@1.0.0 SMALL BREAKS
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WINSTON@2.0.0 BIGGER BREAKS
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WINSTON@3.0.0 BREAK TO NEW APIS
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OPEN SOURCE
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OPEN SOURCE IT CAN BE DONE!
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in 2015 WINSTON HAD ABOUT 2.6 MILLION MONTHLY DOWNLOADS BUNYAN: ~0.56M
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Open Source is what happens when you’re busy making other plans - IF JOHN LENNON WROTE SOFTWARE
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FAST FORWARD TO 2017
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2017 Downloads 2017 download comparison
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2017 Downloads 2017 download comparison winston continues to “win”
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BUT JUST WHY EXACTLY?
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CONSIDER THE API
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SHAKESPEARE’S “LOGGING”
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SHAKESPEARE’S “LOGGING” A PLAY IN 5 ACTS
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ACT ONE Levels
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ACT ONE Levels WHERE IN RFC5424 EMERGES VICTORIOUS IN THE END. ALWAYS.
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ACT ONE Levels WHERE IN RFC5424 EMERGES VICTORIOUS IN THE END. ALWAYS.
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ACT TWO Log Shipping
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ACT TWO Log Shipping WINSTON TRANSPORTS BUNYAN STREAMS LOG4JS-NODE APPENDERS
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STREAMS ALL THE THINGS
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STREAMS ALL THE THINGS In winston@3 a “transport” is simply nothing more than a Node.js WritableStream
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ACT THREE Querying & Streaming
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ACT THREE Querying & Streaming KIBANA. OR SOME SASS YOU PAY FOR. BESPOKE ENDS TRAGICALLY – USUALLY.
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ACT FOUR Serialization & Filtering
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ACT FOUR Serialization & Filtering JSON, COLORING, PRETTYPRINTING, ALIGNMENT, CUSTOM FORMATTING, TIMESTAMPS & SO SO MUCH MORE
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ACT FIVE Defaults & Mutation
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ACT FIVE Defaults & Mutation BUNYAN SERIALIZERS MORGAN TOKENS LOG4JS-NODE PATTERNS
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OPTIONS HELL IS
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OPTIONS HELL IS AT LEAST THE FIFTH CIRCLE OF PROGRAMMING HELL
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COMMON.LOG
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COMMON.LOG
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COMMON.LOG
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COMMON.LOG
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COMMON.LOG THIS IS OPTIONS HELL
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INTRODUCE FORMATS
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INTRODUCE FORMATS
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INTRODUCE FORMATS
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INTRODUCE FORMATS
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INTRODUCE FORMATS A LA CARTE. PAY FOR WHAT YOU USE.
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ON PERFORMANCE AND API DESIGN
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IT TURNS OUT
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IT TURNS OUT PERFORMANCE IS SIMPLY NOT EVERYTHING
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WANT THE DEVELOPERS THE HOMER CAR
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FORMATS YOUR OWN DEFINE
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FORMATS YOUR OWN DEFINE
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FORMATS YOUR OWN DEFINE
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FORMATS YOUR OWN DEFINE
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EASY AS IT LOOKS NOT AS
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ES6 SYMBOLS
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ES6 SYMBOLS SYMBOLS! EVERYWHERE
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ES6 SYMBOLS
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ES6 SYMBOLS LESS MEMORY OVERHEAD NON-ENUMERABLE / SEMI-PRIVATE WILL NOT APPEAR IN DEFAULT JSON.STRINGIFY
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BACK TO HELL!
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BACK TO HELL! COUPLING IS THE NINTH CIRCLE OF PROGRAMMING HELL
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DECOUPLED SHARED FUNCTIONALITY
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DECOUPLED SHARED FUNCTIONALITY require(‘winston-transport’); require(‘abstract-winston-transport’);
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DECOUPLED SHARED FUNCTIONALITY require(‘winston-transport’); require(‘abstract-winston-transport’);
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DECOUPLED SHARED FUNCTIONALITY require(‘winston-transport’); require(‘abstract-winston-transport’); require(‘logform’)
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BACKWARDS COMPATABILITY
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BACKWARDS COMPATABILITY require(‘winston-compat’); common.log winston.transports.Transport Old vows-based test macros
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BENCHMARKS SAY UP TO…
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375% FASTER THAN WINSTON@2 BENCHMARKS SAY UP TO… FASTER THAN BUNYAN
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NEW MAINTAINERS ACTIVELY SEEKING
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NEW MAINTAINERS ACTIVELY SEEKING YES! THAT MEANS YOU! SHOULD JOIN WINSTON
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FIN npm install winston@next