[{"data":1,"prerenderedAt":3185},["ShallowReactive",2],{"navigation_docs":3,"-extend-custom-framework":612,"-extend-custom-framework-surround":3180},[4,35,85,148,328,489,548,587],{"title":5,"path":6,"stem":7,"children":8,"page":34},"Start","\u002Fstart","1.start",[9,14,19,24,29],{"title":10,"path":11,"stem":12,"icon":13},"Introduction","\u002Fstart\u002Fintroduction","1.start\u002F1.introduction","i-lucide-info",{"title":15,"path":16,"stem":17,"icon":18},"Why start with evlog","\u002Fstart\u002Fwhy-evlog","1.start\u002F2.why-evlog","i-lucide-rocket",{"title":20,"path":21,"stem":22,"icon":23},"Installation","\u002Fstart\u002Finstallation","1.start\u002F3.installation","i-lucide-download",{"title":25,"path":26,"stem":27,"icon":28},"Quick Start","\u002Fstart\u002Fquick-start","1.start\u002F4.quick-start","i-lucide-zap",{"title":30,"path":31,"stem":32,"icon":33},"Choose your logger","\u002Fstart\u002Ftypescript-logging-library","1.start\u002F5.typescript-logging-library","i-lucide-file-code",false,{"title":36,"path":37,"stem":38,"children":39,"page":34},"Learn","\u002Flearn","2.learn",[40,45,50,55,60,65,70,75,80],{"title":41,"path":42,"stem":43,"icon":44},"Overview","\u002Flearn\u002Foverview","2.learn\u002F0.overview","i-lucide-list",{"title":46,"path":47,"stem":48,"icon":49},"Simple Logging","\u002Flearn\u002Fsimple-logging","2.learn\u002F1.simple-logging","i-lucide-terminal",{"title":51,"path":52,"stem":53,"icon":54},"Wide Events","\u002Flearn\u002Fwide-events","2.learn\u002F2.wide-events","i-lucide-layers",{"title":56,"path":57,"stem":58,"icon":59},"Structured Errors","\u002Flearn\u002Fstructured-errors","2.learn\u002F3.structured-errors","i-lucide-shield-alert",{"title":61,"path":62,"stem":63,"icon":64},"Lifecycle","\u002Flearn\u002Flifecycle","2.learn\u002F4.lifecycle","i-lucide-arrow-right-left",{"title":66,"path":67,"stem":68,"icon":69},"Sampling","\u002Flearn\u002Fsampling","2.learn\u002F5.sampling","i-lucide-filter",{"title":71,"path":72,"stem":73,"icon":74},"Auto-Redaction","\u002Flearn\u002Fredaction","2.learn\u002F6.redaction","i-lucide-eye-off",{"title":76,"path":77,"stem":78,"icon":79},"Typed Fields","\u002Flearn\u002Ftyped-fields","2.learn\u002F7.typed-fields","i-simple-icons-typescript",{"title":81,"path":82,"stem":83,"icon":84},"Catalogs","\u002Flearn\u002Fcatalogs","2.learn\u002F8.catalogs","i-lucide-book-open",{"title":86,"path":87,"stem":88,"children":89,"page":34},"CLI","\u002Fcli","3.cli",[90,93,98,103,108,113,118,123,128,133,138,143],{"title":41,"path":91,"stem":92,"icon":49},"\u002Fcli\u002Foverview","3.cli\u002F0.overview",{"title":94,"path":95,"stem":96,"icon":97},"init","\u002Fcli\u002Finit","3.cli\u002F1.init","i-lucide-wand-sparkles",{"title":99,"path":100,"stem":101,"icon":102},"logs","\u002Fcli\u002Flogs","3.cli\u002F10.logs","i-lucide-scroll-text",{"title":104,"path":105,"stem":106,"icon":107},"config","\u002Fcli\u002Fconfig","3.cli\u002F11.config","i-lucide-settings-2",{"title":109,"path":110,"stem":111,"icon":112},"map","\u002Fcli\u002Fmap","3.cli\u002F2.map","i-lucide-radar",{"title":114,"path":115,"stem":116,"icon":117},"Rules","\u002Fcli\u002Frules","3.cli\u002F3.rules","i-lucide-list-checks",{"title":119,"path":120,"stem":121,"icon":122},"Scoring","\u002Fcli\u002Fscoring","3.cli\u002F4.scoring","i-lucide-gauge",{"title":124,"path":125,"stem":126,"icon":127},"CI","\u002Fcli\u002Fci","3.cli\u002F5.ci","i-lucide-git-pull-request",{"title":129,"path":130,"stem":131,"icon":132},"doctor","\u002Fcli\u002Fdoctor","3.cli\u002F6.doctor","i-lucide-stethoscope",{"title":134,"path":135,"stem":136,"icon":137},"telemetry","\u002Fcli\u002Ftelemetry","3.cli\u002F7.telemetry","i-lucide-bar-chart-3",{"title":139,"path":140,"stem":141,"icon":142},"agents","\u002Fcli\u002Fagents","3.cli\u002F8.agents","i-lucide-bot",{"title":144,"path":145,"stem":146,"icon":147},"Observability Score","\u002Fcli\u002Fobservability-score","3.cli\u002F9.observability-score","i-lucide-activity",{"title":149,"path":150,"stem":151,"children":152,"page":34},"Integrate","\u002Fintegrate","4.integrate",[153,157,240],{"title":41,"path":154,"stem":155,"icon":156},"\u002Fintegrate\u002Foverview","4.integrate\u002F0.overview","i-lucide-plug",{"title":158,"path":159,"stem":160,"children":161,"page":34},"Adapters","\u002Fintegrate\u002Fadapters","4.integrate\u002Fadapters",[162,165,195,220],{"title":41,"path":163,"stem":164,"icon":44},"\u002Fintegrate\u002Fadapters\u002Foverview","4.integrate\u002Fadapters\u002F01.overview",{"title":166,"path":167,"stem":168,"children":169,"page":34},"Cloud","\u002Fintegrate\u002Fadapters\u002Fcloud","4.integrate\u002Fadapters\u002Fcloud",[170,175,180,185,190],{"title":171,"path":172,"stem":173,"icon":174},"Axiom","\u002Fintegrate\u002Fadapters\u002Fcloud\u002Faxiom","4.integrate\u002Fadapters\u002Fcloud\u002F01.axiom","i-custom-axiom",{"title":176,"path":177,"stem":178,"icon":179},"PostHog","\u002Fintegrate\u002Fadapters\u002Fcloud\u002Fposthog","4.integrate\u002Fadapters\u002Fcloud\u002F02.posthog","i-simple-icons-posthog",{"title":181,"path":182,"stem":183,"icon":184},"Sentry","\u002Fintegrate\u002Fadapters\u002Fcloud\u002Fsentry","4.integrate\u002Fadapters\u002Fcloud\u002F03.sentry","i-simple-icons-sentry",{"title":186,"path":187,"stem":188,"icon":189},"Better Stack","\u002Fintegrate\u002Fadapters\u002Fcloud\u002Fbetter-stack","4.integrate\u002Fadapters\u002Fcloud\u002F04.better-stack","i-simple-icons-betterstack",{"title":191,"path":192,"stem":193,"icon":194},"Datadog","\u002Fintegrate\u002Fadapters\u002Fcloud\u002Fdatadog","4.integrate\u002Fadapters\u002Fcloud\u002F05.datadog","i-simple-icons-datadog",{"title":196,"path":197,"stem":198,"children":199,"page":34},"Cloud or Self-Hosted","\u002Fintegrate\u002Fadapters\u002Fhybrid","4.integrate\u002Fadapters\u002Fhybrid",[200,205,210,215],{"title":201,"path":202,"stem":203,"icon":204},"Grafana Loki","\u002Fintegrate\u002Fadapters\u002Fhybrid\u002Floki","4.integrate\u002Fadapters\u002Fhybrid\u002F01.loki","i-simple-icons-grafana",{"title":206,"path":207,"stem":208,"icon":209},"ClickHouse","\u002Fintegrate\u002Fadapters\u002Fhybrid\u002Fclickhouse","4.integrate\u002Fadapters\u002Fhybrid\u002F02.clickhouse","i-simple-icons-clickhouse",{"title":211,"path":212,"stem":213,"icon":214},"OTLP","\u002Fintegrate\u002Fadapters\u002Fhybrid\u002Fotlp","4.integrate\u002Fadapters\u002Fhybrid\u002F03.otlp","i-simple-icons-opentelemetry",{"title":216,"path":217,"stem":218,"icon":219},"HyperDX","\u002Fintegrate\u002Fadapters\u002Fhybrid\u002Fhyperdx","4.integrate\u002Fadapters\u002Fhybrid\u002F04.hyperdx","i-custom-hyperdx",{"title":221,"path":222,"stem":223,"children":224,"page":34},"Self-Hosted","\u002Fintegrate\u002Fadapters\u002Fself-hosted","4.integrate\u002Fadapters\u002Fself-hosted",[225,230,235],{"title":226,"path":227,"stem":228,"icon":229},"File System","\u002Fintegrate\u002Fadapters\u002Fself-hosted\u002Ffs","4.integrate\u002Fadapters\u002Fself-hosted\u002F01.fs","i-lucide-hard-drive",{"title":231,"path":232,"stem":233,"icon":234},"NuxtHub","\u002Fintegrate\u002Fadapters\u002Fself-hosted\u002Fnuxthub","4.integrate\u002Fadapters\u002Fself-hosted\u002F02.nuxthub","i-simple-icons-nuxt",{"title":236,"path":237,"stem":238,"icon":239},"Memory","\u002Fintegrate\u002Fadapters\u002Fself-hosted\u002Fmemory","4.integrate\u002Fadapters\u002Fself-hosted\u002F03.memory","i-lucide-cpu",{"title":241,"path":242,"stem":243,"children":244,"page":34},"Frameworks","\u002Fintegrate\u002Fframeworks","4.integrate\u002Fframeworks",[245,249,254,259,264,269,274,279,284,289,294,299,304,309,313,318,323],{"title":41,"path":246,"stem":247,"icon":248},"\u002Fintegrate\u002Fframeworks\u002Foverview","4.integrate\u002Fframeworks\u002F00.overview","i-lucide-layout-grid",{"title":250,"path":251,"stem":252,"icon":253},"Nuxt","\u002Fintegrate\u002Fframeworks\u002Fnuxt","4.integrate\u002Fframeworks\u002F01.nuxt","i-simple-icons-nuxtdotjs",{"title":255,"path":256,"stem":257,"icon":258},"Next.js","\u002Fintegrate\u002Fframeworks\u002Fnextjs","4.integrate\u002Fframeworks\u002F02.nextjs","i-simple-icons-nextdotjs",{"title":260,"path":261,"stem":262,"icon":263},"SvelteKit","\u002Fintegrate\u002Fframeworks\u002Fsveltekit","4.integrate\u002Fframeworks\u002F03.sveltekit","i-simple-icons-svelte",{"title":265,"path":266,"stem":267,"icon":268},"Nitro","\u002Fintegrate\u002Fframeworks\u002Fnitro","4.integrate\u002Fframeworks\u002F04.nitro","i-custom-nitro",{"title":270,"path":271,"stem":272,"icon":273},"TanStack Start","\u002Fintegrate\u002Fframeworks\u002Ftanstack-start","4.integrate\u002Fframeworks\u002F05.tanstack-start","i-custom-tanstack",{"title":275,"path":276,"stem":277,"icon":278},"NestJS","\u002Fintegrate\u002Fframeworks\u002Fnestjs","4.integrate\u002Fframeworks\u002F06.nestjs","i-simple-icons-nestjs",{"title":280,"path":281,"stem":282,"icon":283},"Express","\u002Fintegrate\u002Fframeworks\u002Fexpress","4.integrate\u002Fframeworks\u002F07.express","i-simple-icons-express",{"title":285,"path":286,"stem":287,"icon":288},"Hono","\u002Fintegrate\u002Fframeworks\u002Fhono","4.integrate\u002Fframeworks\u002F08.hono","i-simple-icons-hono",{"title":290,"path":291,"stem":292,"icon":293},"Fastify","\u002Fintegrate\u002Fframeworks\u002Ffastify","4.integrate\u002Fframeworks\u002F09.fastify","i-simple-icons-fastify",{"title":295,"path":296,"stem":297,"icon":298},"Elysia","\u002Fintegrate\u002Fframeworks\u002Felysia","4.integrate\u002Fframeworks\u002F10.elysia","i-custom-elysia",{"title":300,"path":301,"stem":302,"icon":303},"React Router","\u002Fintegrate\u002Fframeworks\u002Freact-router","4.integrate\u002Fframeworks\u002F11.react-router","i-custom-reactrouter",{"title":305,"path":306,"stem":307,"icon":308},"Cloudflare Workers","\u002Fintegrate\u002Fframeworks\u002Fcloudflare-workers","4.integrate\u002Fframeworks\u002F12.cloudflare-workers","i-simple-icons-cloudflare",{"title":310,"path":311,"stem":312,"icon":79},"Standalone","\u002Fintegrate\u002Fframeworks\u002Fstandalone","4.integrate\u002Fframeworks\u002F13.standalone",{"title":314,"path":315,"stem":316,"icon":317},"Astro","\u002Fintegrate\u002Fframeworks\u002Fastro","4.integrate\u002Fframeworks\u002F14.astro","i-simple-icons-astro",{"title":319,"path":320,"stem":321,"icon":322},"oRPC","\u002Fintegrate\u002Fframeworks\u002Forpc","4.integrate\u002Fframeworks\u002F15.orpc","i-lucide-network",{"title":324,"path":325,"stem":326,"icon":327},"AWS Lambda","\u002Fintegrate\u002Fframeworks\u002Faws-lambda","4.integrate\u002Fframeworks\u002F16.aws-lambda","i-custom-lambda",{"title":329,"path":330,"stem":331,"children":332,"page":34},"Use Cases","\u002Fuse-cases","5.use-cases",[333,336,341,369,396,428,449,454,459,463],{"title":41,"path":334,"stem":335,"icon":117},"\u002Fuse-cases\u002Foverview","5.use-cases\u002F0.overview",{"title":337,"path":338,"stem":339,"icon":340},"Client Logging","\u002Fuse-cases\u002Fclient-logging","5.use-cases\u002F1.client-logging","i-lucide-monitor",{"title":342,"icon":343,"path":344,"stem":345,"children":346,"page":34},"AI SDK","i-simple-icons-vercel","\u002Fuse-cases\u002Fai-sdk","5.use-cases\u002F2.ai-sdk",[347,350,355,360,365],{"title":41,"path":348,"stem":349,"icon":44},"\u002Fuse-cases\u002Fai-sdk\u002Foverview","5.use-cases\u002F2.ai-sdk\u002F01.overview",{"title":351,"path":352,"stem":353,"icon":354},"Usage","\u002Fuse-cases\u002Fai-sdk\u002Fusage","5.use-cases\u002F2.ai-sdk\u002F02.usage","i-lucide-code",{"title":356,"path":357,"stem":358,"icon":359},"Options","\u002Fuse-cases\u002Fai-sdk\u002Foptions","5.use-cases\u002F2.ai-sdk\u002F03.options","i-lucide-sliders",{"title":361,"path":362,"stem":363,"icon":364},"Metadata","\u002Fuse-cases\u002Fai-sdk\u002Fmetadata","5.use-cases\u002F2.ai-sdk\u002F04.metadata","i-lucide-database",{"title":366,"path":367,"stem":368,"icon":147},"Telemetry","\u002Fuse-cases\u002Fai-sdk\u002Ftelemetry","5.use-cases\u002F2.ai-sdk\u002F05.telemetry",{"title":370,"icon":371,"path":372,"stem":373,"children":374,"page":34},"Better Auth","i-simple-icons-betterauth","\u002Fuse-cases\u002Fbetter-auth","5.use-cases\u002F3.better-auth",[375,378,383,388,392],{"title":41,"path":376,"stem":377,"icon":44},"\u002Fuse-cases\u002Fbetter-auth\u002Foverview","5.use-cases\u002F3.better-auth\u002F01.overview",{"title":379,"path":380,"stem":381,"icon":382},"Identify User","\u002Fuse-cases\u002Fbetter-auth\u002Fidentify-user","5.use-cases\u002F3.better-auth\u002F02.identify-user","i-lucide-user-check",{"title":384,"path":385,"stem":386,"icon":387},"Middleware","\u002Fuse-cases\u002Fbetter-auth\u002Fmiddleware","5.use-cases\u002F3.better-auth\u002F03.middleware","i-lucide-shield",{"title":389,"path":390,"stem":391,"icon":340},"Client Sync","\u002Fuse-cases\u002Fbetter-auth\u002Fclient-sync","5.use-cases\u002F3.better-auth\u002F04.client-sync",{"title":393,"path":394,"stem":395,"icon":122},"Performance","\u002Fuse-cases\u002Fbetter-auth\u002Fperformance","5.use-cases\u002F3.better-auth\u002F05.performance",{"title":397,"icon":398,"path":399,"stem":400,"children":401,"page":34},"Audit Logs","i-lucide-shield-check","\u002Fuse-cases\u002Faudit","5.use-cases\u002F4.audit",[402,405,410,415,420,424],{"title":41,"path":403,"stem":404,"icon":44},"\u002Fuse-cases\u002Faudit\u002Foverview","5.use-cases\u002F4.audit\u002F01.overview",{"title":406,"path":407,"stem":408,"icon":409},"Schema","\u002Fuse-cases\u002Faudit\u002Fschema","5.use-cases\u002F4.audit\u002F02.schema","i-lucide-file-text",{"title":411,"path":412,"stem":413,"icon":414},"Recording","\u002Fuse-cases\u002Faudit\u002Frecording","5.use-cases\u002F4.audit\u002F03.recording","i-lucide-pen-line",{"title":416,"path":417,"stem":418,"icon":419},"Drains","\u002Fuse-cases\u002Faudit\u002Fpipeline","5.use-cases\u002F4.audit\u002F04.pipeline","i-lucide-link",{"title":421,"path":422,"stem":423,"icon":398},"Compliance","\u002Fuse-cases\u002Faudit\u002Fcompliance","5.use-cases\u002F4.audit\u002F05.compliance",{"title":425,"path":426,"stem":427,"icon":84},"Recipes","\u002Fuse-cases\u002Faudit\u002Frecipes","5.use-cases\u002F4.audit\u002F06.recipes",{"title":366,"icon":122,"path":429,"stem":430,"children":431,"page":34},"\u002Fuse-cases\u002Ftelemetry","5.use-cases\u002F4.telemetry",[432,435,440,445],{"title":41,"path":433,"stem":434,"icon":44},"\u002Fuse-cases\u002Ftelemetry\u002Foverview","5.use-cases\u002F4.telemetry\u002F01.overview",{"title":436,"path":437,"stem":438,"icon":439},"Setup","\u002Fuse-cases\u002Ftelemetry\u002Fsetup","5.use-cases\u002F4.telemetry\u002F02.setup","i-lucide-wrench",{"title":441,"path":442,"stem":443,"icon":444},"Ingest","\u002Fuse-cases\u002Ftelemetry\u002Fingest","5.use-cases\u002F4.telemetry\u002F03.ingest","i-lucide-server",{"title":446,"path":447,"stem":448,"icon":84},"Reference","\u002Fuse-cases\u002Ftelemetry\u002Freference","5.use-cases\u002F4.telemetry\u002F04.reference",{"title":450,"path":451,"stem":452,"icon":453},"Enrichers","\u002Fuse-cases\u002Fenrichers","5.use-cases\u002F5.enrichers","i-lucide-sparkles",{"title":455,"path":456,"stem":457,"icon":458},"eve","\u002Fuse-cases\u002Feve","5.use-cases\u002F5.eve","i-custom-eve",{"title":460,"path":461,"stem":462,"icon":444},"Node.js request logging","\u002Fuse-cases\u002Fstructured-logging-nodejs","5.use-cases\u002F6.structured-logging-nodejs",{"title":464,"icon":465,"path":466,"stem":467,"children":468,"page":34},"Signals","i-lucide-scan-search","\u002Fuse-cases\u002Fsignals","5.use-cases\u002F7.signals",[469,472,477,482,485],{"title":41,"path":470,"stem":471,"icon":44},"\u002Fuse-cases\u002Fsignals\u002Foverview","5.use-cases\u002F7.signals\u002F01.overview",{"title":473,"path":474,"stem":475,"icon":476},"What You Can Ask","\u002Fuse-cases\u002Fsignals\u002Fask","5.use-cases\u002F7.signals\u002F02.ask","i-lucide-message-circle-question",{"title":478,"path":479,"stem":480,"icon":481},"What It Costs","\u002Fuse-cases\u002Fsignals\u002Fcost","5.use-cases\u002F7.signals\u002F03.cost","i-lucide-coins",{"title":446,"path":483,"stem":484,"icon":84},"\u002Fuse-cases\u002Fsignals\u002Freference","5.use-cases\u002F7.signals\u002F04.reference",{"title":425,"path":486,"stem":487,"icon":488},"\u002Fuse-cases\u002Fsignals\u002Frecipes","5.use-cases\u002F7.signals\u002F05.recipes","i-lucide-lightbulb",{"title":490,"path":491,"stem":492,"children":493,"page":34},"Extend","\u002Fextend","6.extend",[494,498,503,508,512,517,521,525,529,533,538,543],{"title":41,"path":495,"stem":496,"icon":497},"\u002Fextend\u002Foverview","6.extend\u002F0.overview","i-lucide-blocks",{"title":499,"path":500,"stem":501,"icon":502},"Stream","\u002Fextend\u002Fstream","6.extend\u002F1.stream","i-lucide-radio-tower",{"title":504,"path":505,"stem":506,"icon":507},"Custom framework","\u002Fextend\u002Fcustom-framework","6.extend\u002F10.custom-framework","i-lucide-puzzle",{"title":509,"path":510,"stem":511,"icon":502},"Diagnostics channel","\u002Fextend\u002Fdiagnostics-channel","6.extend\u002F11.diagnostics-channel",{"title":513,"path":514,"stem":515,"icon":516},"FS reader","\u002Fextend\u002Ffs-reader","6.extend\u002F2.fs-reader","i-lucide-folder-search",{"title":425,"path":518,"stem":519,"icon":520},"\u002Fextend\u002Fconsumer-recipes","6.extend\u002F3.consumer-recipes","i-lucide-chef-hat",{"title":522,"path":523,"stem":524,"icon":497},"Plugins","\u002Fextend\u002Fplugins","6.extend\u002F4.plugins",{"title":526,"path":527,"stem":528,"icon":453},"Custom enrichers","\u002Fextend\u002Fcustom-enrichers","6.extend\u002F5.custom-enrichers",{"title":530,"path":531,"stem":532,"icon":69},"Tail sampling","\u002Fextend\u002Ftail-sampling","6.extend\u002F6.tail-sampling",{"title":534,"path":535,"stem":536,"icon":537},"Identity headers","\u002Fextend\u002Fidentity-headers","6.extend\u002F7.identity-headers","i-lucide-fingerprint",{"title":539,"path":540,"stem":541,"icon":542},"Custom drains","\u002Fextend\u002Fcustom-drains","6.extend\u002F8.custom-drains","i-lucide-share-2",{"title":544,"path":545,"stem":546,"icon":547},"Drain pipeline","\u002Fextend\u002Fdrain-pipeline","6.extend\u002F9.drain-pipeline","i-lucide-workflow",{"title":446,"path":549,"stem":550,"children":551,"page":34},"\u002Freference","7.reference",[552,556,561,564,569,573,578,582],{"title":41,"path":553,"stem":554,"icon":555},"\u002Freference\u002Foverview","7.reference\u002F0.overview","i-lucide-book-marked",{"title":557,"path":558,"stem":559,"icon":560},"Configuration","\u002Freference\u002Fconfiguration","7.reference\u002F1.configuration","i-lucide-settings",{"title":393,"path":562,"stem":563,"icon":122},"\u002Freference\u002Fperformance","7.reference\u002F2.performance",{"title":565,"path":566,"stem":567,"icon":568},"Vite Plugin","\u002Freference\u002Fvite-plugin","7.reference\u002F3.vite-plugin","i-custom-vite",{"title":570,"path":571,"stem":572,"icon":398},"Best Practices","\u002Freference\u002Fbest-practices","7.reference\u002F4.best-practices",{"title":574,"path":575,"stem":576,"icon":577},"vs Other Loggers","\u002Freference\u002Fvs-other-loggers","7.reference\u002F5.vs-other-loggers","i-lucide-scale",{"title":579,"path":580,"stem":581,"icon":453},"Agent Skills","\u002Freference\u002Fagent-skills","7.reference\u002F6.agent-skills",{"title":583,"path":584,"stem":585,"icon":586},"Cost","\u002Freference\u002Fcost","7.reference\u002F7.cost","i-lucide-receipt",{"title":588,"path":589,"stem":590,"children":591,"page":34},"Compare","\u002Fcompare","8.compare",[592,596,600,604,608],{"title":593,"path":594,"stem":595,"icon":577},"evlog vs Pino","\u002Fcompare\u002Fpino","8.compare\u002F1.pino",{"title":597,"path":598,"stem":599,"icon":214},"evlog vs OpenTelemetry","\u002Fcompare\u002Fopentelemetry","8.compare\u002F2.opentelemetry",{"title":601,"path":602,"stem":603,"icon":577},"evlog vs LogTape","\u002Fcompare\u002Flogtape","8.compare\u002F3.logtape",{"title":605,"path":606,"stem":607,"icon":577},"evlog vs Winston: formats and request events","\u002Fcompare\u002Fwinston","8.compare\u002F4.winston",{"title":609,"path":610,"stem":611,"icon":577},"evlog vs Consola: reporters and request context","\u002Fcompare\u002Fconsola","8.compare\u002F5.consola",{"id":613,"title":614,"body":615,"description":3170,"extension":3171,"links":3172,"meta":3176,"navigation":3177,"path":505,"seo":3178,"stem":506,"__hash__":3179},"docs\u002F6.extend\u002F10.custom-framework.md","Custom Framework Integration",{"type":616,"value":617,"toc":3157},"minimark",[618,631,639,649,732,895,900,971,975,1208,1231,1235,1244,2068,2074,2082,2085,2145,2148,2152,2164,2274,2288,2292,2304,2313,2430,2445,2687,2697,2705,2709,2716,2966,2973,2977,2980,3104,3115,3119,3153],[619,620,621,622,626,627,630],"p",{},"When the framework you use doesn't have an ",[623,624,625],"code",{},"evlog\u002F\u003Cframework>"," package yet, you build the integration yourself. ",[623,628,629],{},"evlog\u002Ftoolkit"," ships the same building blocks that power every built-in integration (Hono, Express, Fastify, Elysia, NestJS, SvelteKit), so you only write the framework-specific glue.",[619,632,633,634,638],{},"The mental model is always the same: ",[635,636,637],"strong",{},"request lifecycle → logger creation → enrich → drain",". The toolkit handles the request-context plumbing.",[640,641,644,645,648],"callout",{"color":642,"icon":643},"warning","i-lucide-flask-conical","The toolkit API is marked as ",[635,646,647],{},"beta",". The surface is stable (used by all built-in integrations) but may evolve based on community feedback.",[650,651,652,668],"table",{},[653,654,655],"thead",{},[656,657,658,662,665],"tr",{},[659,660,661],"th",{},"Surface",[659,663,664],{},"What it does",[659,666,667],{},"When to use",[669,670,671,693,716],"tbody",{},[656,672,673,683,686],{},[674,675,676],"td",{},[677,678,680],"a",{"href":679},"#manifest-mode-recommended",[623,681,682],{},"defineFrameworkIntegration()",[674,684,685],{},"Declaratively wire request extraction + logger attachment",[674,687,688,689,692],{},"HTTP frameworks with a ",[623,690,691],{},"(ctx, next)"," middleware shape (Hono, Express, Fastify, Elysia, NestJS-shaped)",[656,694,695,703,706],{},[674,696,697],{},[677,698,700],{"href":699},"#custom-mode",[623,701,702],{},"createMiddlewareLogger()",[674,704,705],{},"Imperative path: create the logger at request start, emit on response end",[674,707,708,709,711,712,715],{},"Frameworks whose lifecycle doesn't fit ",[623,710,691],{}," (NestJS interceptors, Next.js App Router, SvelteKit ",[623,713,714],{},"handle",")",[656,717,718,726,729],{},[674,719,720],{},[677,721,723],{"href":722},"#non-http-runtimes",[623,724,725],{},"createRequestLogger()",[674,727,728],{},"Wrap any unit of work in a logger lifecycle",[674,730,731],{},"Non-HTTP runtimes (queue workers, CLI, cron, durable workflows)",[733,734,737,740,887],"prompt",{":actions":735,"description":736,"icon":507},"[\"copy\",\"cursor\",\"claude\"]","Build an evlog integration for a custom framework",[619,738,739],{},"Wire evlog into an HTTP framework (or non-HTTP runtime) that doesn't have a built-in integration.",[741,742,743,777,791,801,815,830,841,867,878],"ul",{},[744,745,746,747,749,750,753,754,756,757,760,761,764,765,768,769,772,773,776],"li",{},"For HTTP frameworks with ",[623,748,691],{},", use ",[623,751,752],{},"defineFrameworkIntegration"," from ",[623,755,629],{},", declare ",[623,758,759],{},"extractRequest(ctx)"," returning ",[623,762,763],{},"{ method, path, headers, requestId? }",", ",[623,766,767],{},"attachLogger(ctx, logger)",", and an optional storage from ",[623,770,771],{},"createLoggerStorage()"," (prefer ",[623,774,775],{},"evlog\u002Ftoolkit\u002Fstorage"," on Workers \u002F edge)",[744,778,779,780,783,784,787,788,790],{},"Headers may be either Web ",[623,781,782],{},"Headers"," or Node ",[623,785,786],{},"IncomingHttpHeaders",". ",[623,789,752],{}," normalizes both",[744,792,793,794,797,798],{},"In your middleware, call ",[623,795,796],{},"integration.start(ctx, options)"," which returns ",[623,799,800],{},"{ skipped, finish, runWith, logger, middlewareOptions }",[744,802,803,804,807,808,811,812],{},"If ",[623,805,806],{},"skipped"," is ",[623,809,810],{},"true",", skip directly to ",[623,813,814],{},"next",[744,816,817,818,821,822,825,826,829],{},"Run downstream handlers inside ",[623,819,820],{},"runWith(() => next())"," so ",[623,823,824],{},"AsyncLocalStorage"," and ",[623,827,828],{},"log.fork()"," work",[744,831,832,833,836,837,840],{},"On success: ",[623,834,835],{},"await finish({ status })","; on error: ",[623,838,839],{},"await finish({ error })"," then re-throw",[744,842,843,844,764,847,764,850,764,853,764,856,764,859,862,863,866],{},"Expose ",[623,845,846],{},"drain",[623,848,849],{},"enrich",[623,851,852],{},"keep",[623,854,855],{},"include",[623,857,858],{},"exclude",[623,860,861],{},"routes",", and ",[623,864,865],{},"plugins"," options",[744,868,869,870,873,874,877],{},"On Cloudflare Workers \u002F Vercel Edge, pass ",[623,871,872],{},"waitUntil"," (or ",[623,875,876],{},"extractWaitUntil"," on the manifest) so async drains complete after the response",[744,879,880,881,753,884,886],{},"For non-HTTP runtimes (queue workers, CLI, cron), use ",[623,882,883],{},"createRequestLogger",[623,885,629],{}," directly. Wrap each unit of work in a logger lifecycle",[619,888,889,890],{},"Docs: ",[677,891,892],{"href":892,"rel":893},"https:\u002F\u002Fwww.evlog.dev\u002Fextend\u002Fcustom-framework",[894],"nofollow",[896,897,899],"h2",{"id":898},"install","Install",[901,902,903,928,942,956],"code-group",{},[904,905,911],"pre",{"className":906,"code":907,"filename":908,"language":909,"meta":910,"style":910},"language-bash shiki shiki-themes material-theme-lighter material-theme material-theme-palenight","pnpm add evlog\n","pnpm","bash","",[623,912,913],{"__ignoreMap":910},[914,915,918,921,925],"span",{"class":916,"line":917},"line",1,[914,919,908],{"class":920},"sBMFI",[914,922,924],{"class":923},"sfazB"," add",[914,926,927],{"class":923}," evlog\n",[904,929,932],{"className":906,"code":930,"filename":931,"language":909,"meta":910,"style":910},"bun add evlog\n","bun",[623,933,934],{"__ignoreMap":910},[914,935,936,938,940],{"class":916,"line":917},[914,937,931],{"class":920},[914,939,924],{"class":923},[914,941,927],{"class":923},[904,943,946],{"className":906,"code":944,"filename":945,"language":909,"meta":910,"style":910},"yarn add evlog\n","yarn",[623,947,948],{"__ignoreMap":910},[914,949,950,952,954],{"class":916,"line":917},[914,951,945],{"class":920},[914,953,924],{"class":923},[914,955,927],{"class":923},[904,957,960],{"className":906,"code":958,"filename":959,"language":909,"meta":910,"style":910},"npm install evlog\n","npm",[623,961,962],{"__ignoreMap":910},[914,963,964,966,969],{"class":916,"line":917},[914,965,959],{"class":920},[914,967,968],{"class":923}," install",[914,970,927],{"class":923},[896,972,974],{"id":973},"whats-in-the-toolkit","What's in the toolkit",[650,976,977,987],{},[653,978,979],{},[656,980,981,984],{},[659,982,983],{},"Export",[659,985,986],{},"Purpose",[669,988,989,999,1009,1023,1033,1057,1070,1083,1095,1118,1153,1167,1198],{},[656,990,991,996],{},[674,992,993],{},[623,994,995],{},"defineFrameworkIntegration(spec)",[674,997,998],{},"Manifest factory — extract request, create logger, attach, run with ALS",[656,1000,1001,1006],{},[674,1002,1003],{},[623,1004,1005],{},"createMiddlewareLogger(opts)",[674,1007,1008],{},"Lower-level lifecycle (custom mode)",[656,1010,1011,1016],{},[674,1012,1013,1015],{},[623,1014,872],{}," on middleware options",[674,1017,1018,1019,715],{},"Defer drain on Cloudflare Workers \u002F Vercel Edge (see ",[677,1020,1022],{"href":1021},"#serverless-workers-and-edge","Serverless",[656,1024,1025,1030],{},[674,1026,1027],{},[623,1028,1029],{},"createRequestLogger(opts)",[674,1031,1032],{},"Wrap a non-HTTP unit of work in a logger lifecycle",[656,1034,1035,1040],{},[674,1036,1037],{},[623,1038,1039],{},"BaseEvlogOptions",[674,1041,1042,1043,764,1045,764,1047,764,1049,764,1051,764,1053,764,1055],{},"Base user-facing options — ",[623,1044,846],{},[623,1046,849],{},[623,1048,852],{},[623,1050,855],{},[623,1052,858],{},[623,1054,861],{},[623,1056,865],{},[656,1058,1059,1064],{},[674,1060,1061],{},[623,1062,1063],{},"MiddlewareLoggerResult",[674,1065,1066,1067],{},"Return type: ",[623,1068,1069],{},"{ logger, finish, skipped }",[656,1071,1072,1077],{},[674,1073,1074],{},[623,1075,1076],{},"extractSafeHeaders(headers)",[674,1078,1079,1080,1082],{},"Filter sensitive headers from a Web API ",[623,1081,782],{}," object",[656,1084,1085,1090],{},[674,1086,1087],{},[623,1088,1089],{},"extractSafeNodeHeaders(headers)",[674,1091,1092,1093],{},"Filter sensitive headers from Node.js ",[623,1094,786],{},[656,1096,1097,1102],{},[674,1098,1099],{},[623,1100,1101],{},"createLoggerStorage(hint)",[674,1103,1104,1105,1108,1109,1111,1112,1114,1115,715],{},"Factory returning ",[623,1106,1107],{},"{ storage, useLogger }"," backed by ",[623,1110,824],{}," — also on ",[623,1113,775],{}," (prefer that entry on Workers \u002F edge to isolate ",[623,1116,1117],{},"node:async_hooks",[656,1119,1120,1125],{},[674,1121,1122],{},[623,1123,1124],{},"attachForkToLogger(storage, parent, opts, lifecycle?)",[674,1126,1127,1128,1131,1132,1135,1136,1138,1139,1142,1143,764,1146,1149,1150,1152],{},"Wires ",[623,1129,1130],{},"log.fork(label, fn)"," onto the request logger so consumers can spawn correlated background work — used by manifest mode automatically; call manually in custom mode after ",[623,1133,1134],{},"createMiddlewareLogger"," returns the logger and before the lifecycle finishes. ",[623,1137,828],{}," returns a promise that resolves once the child event has drained. The optional ",[623,1140,1141],{},"ForkLifecycle"," (",[623,1144,1145],{},"onChildEnter",[623,1147,1148],{},"onChildExit",") runs around each child, and ",[623,1151,1148],{}," fires after its drain",[656,1154,1155,1160],{},[674,1156,1157],{},[623,1158,1159],{},"defineEvlog(config)",[674,1161,1162,1163,1166],{},"Canonical config object — works for ",[623,1164,1165],{},"initLogger"," and middleware options",[656,1168,1169,1174],{},[674,1170,1171],{},[623,1172,1173],{},"definePlugin(plugin)",[674,1175,1176,1177,764,1180,764,1182,764,1184,764,1186,764,1189,764,1192,764,1195],{},"Plugin contract — opt into any subset of ",[623,1178,1179],{},"setup",[623,1181,849],{},[623,1183,846],{},[623,1185,852],{},[623,1187,1188],{},"onRequestStart",[623,1190,1191],{},"onRequestFinish",[623,1193,1194],{},"onClientLog",[623,1196,1197],{},"extendLogger",[656,1199,1200,1205],{},[674,1201,1202],{},[623,1203,1204],{},"composeEnrichers \u002F composeDrains \u002F composeKeep \u002F composePlugins",[674,1206,1207],{},"Combine multiple extensions into one",[619,1209,1210,1211,764,1214,764,1217,764,1220,862,1223,1226,1227,1230],{},"Types like ",[623,1212,1213],{},"RequestLogger",[623,1215,1216],{},"DrainContext",[623,1218,1219],{},"EnrichContext",[623,1221,1222],{},"WideEvent",[623,1224,1225],{},"TailSamplingContext"," are exported from the main ",[623,1228,1229],{},"evlog"," package.",[896,1232,1234],{"id":1233},"manifest-mode-recommended","Manifest mode (recommended)",[619,1236,1237,1238,1240,1241,1243],{},"Most frameworks fit a ",[623,1239,691],{}," middleware shape. For those, write a manifest describing how to extract the request and attach the logger. ",[623,1242,752],{}," does the rest.",[1245,1246,1247],"code-collapse",{},[904,1248,1253],{"className":1249,"code":1250,"filename":1251,"language":1252,"meta":910,"style":910},"language-typescript shiki shiki-themes material-theme-lighter material-theme material-theme-palenight","import type { IncomingMessage, ServerResponse } from 'node:http'\nimport {\n  createLoggerStorage,\n  defineFrameworkIntegration,\n  type BaseEvlogOptions,\n} from 'evlog\u002Ftoolkit'\n\u002F\u002F On Workers \u002F edge, prefer: import { createLoggerStorage } from 'evlog\u002Ftoolkit\u002Fstorage'\nimport type { RequestLogger } from 'evlog'\n\nexport type MyFrameworkEvlogOptions = BaseEvlogOptions\n\nconst { storage, useLogger } = createLoggerStorage(\n  'Cannot access logger outside of middleware context. Make sure evlog middleware is registered before your routes.',\n)\n\nexport { useLogger }\n\nconst integration = defineFrameworkIntegration\u003CIncomingMessage>({\n  name: 'my-framework',\n  extractRequest: (req) => ({\n    method: req.method || 'GET',\n    path: req.url || '\u002F',\n    headers: req.headers,\n    requestId: typeof req.headers['x-request-id'] === 'string'\n      ? req.headers['x-request-id']\n      : undefined,\n  }),\n  attachLogger: (req, logger) => {\n    (req as IncomingMessage & { log: RequestLogger }).log = logger\n  },\n  storage,\n})\n\nexport function evlog(options: MyFrameworkEvlogOptions = {}) {\n  return async (req: IncomingMessage, res: ServerResponse, next: () => Promise\u003Cvoid>) => {\n    const { skipped, finish, runWith } = integration.start(req, options)\n    if (skipped) {\n      await next()\n      return\n    }\n    try {\n      await runWith(() => next())\n      await finish({ status: res.statusCode })\n    } catch (error) {\n      await finish({ error: error as Error })\n      throw error\n    }\n  }\n}\n","my-framework-evlog.ts","typescript",[623,1254,1255,1293,1301,1310,1318,1329,1343,1350,1372,1379,1397,1402,1429,1443,1449,1454,1467,1472,1501,1520,1543,1572,1598,1615,1653,1674,1683,1693,1716,1755,1761,1769,1776,1781,1808,1861,1904,1919,1930,1936,1942,1950,1969,1997,2015,2042,2051,2056,2062],{"__ignoreMap":910},[914,1256,1257,1261,1264,1268,1272,1275,1278,1281,1284,1287,1290],{"class":916,"line":917},[914,1258,1260],{"class":1259},"s7zQu","import",[914,1262,1263],{"class":1259}," type",[914,1265,1267],{"class":1266},"sMK4o"," {",[914,1269,1271],{"class":1270},"sTEyZ"," IncomingMessage",[914,1273,1274],{"class":1266},",",[914,1276,1277],{"class":1270}," ServerResponse",[914,1279,1280],{"class":1266}," }",[914,1282,1283],{"class":1259}," from",[914,1285,1286],{"class":1266}," '",[914,1288,1289],{"class":923},"node:http",[914,1291,1292],{"class":1266},"'\n",[914,1294,1296,1298],{"class":916,"line":1295},2,[914,1297,1260],{"class":1259},[914,1299,1300],{"class":1266}," {\n",[914,1302,1304,1307],{"class":916,"line":1303},3,[914,1305,1306],{"class":1270},"  createLoggerStorage",[914,1308,1309],{"class":1266},",\n",[914,1311,1313,1316],{"class":916,"line":1312},4,[914,1314,1315],{"class":1270},"  defineFrameworkIntegration",[914,1317,1309],{"class":1266},[914,1319,1321,1324,1327],{"class":916,"line":1320},5,[914,1322,1323],{"class":1259},"  type",[914,1325,1326],{"class":1270}," BaseEvlogOptions",[914,1328,1309],{"class":1266},[914,1330,1332,1335,1337,1339,1341],{"class":916,"line":1331},6,[914,1333,1334],{"class":1266},"}",[914,1336,1283],{"class":1259},[914,1338,1286],{"class":1266},[914,1340,629],{"class":923},[914,1342,1292],{"class":1266},[914,1344,1346],{"class":916,"line":1345},7,[914,1347,1349],{"class":1348},"sHwdD","\u002F\u002F On Workers \u002F edge, prefer: import { createLoggerStorage } from 'evlog\u002Ftoolkit\u002Fstorage'\n",[914,1351,1353,1355,1357,1359,1362,1364,1366,1368,1370],{"class":916,"line":1352},8,[914,1354,1260],{"class":1259},[914,1356,1263],{"class":1259},[914,1358,1267],{"class":1266},[914,1360,1361],{"class":1270}," RequestLogger",[914,1363,1280],{"class":1266},[914,1365,1283],{"class":1259},[914,1367,1286],{"class":1266},[914,1369,1229],{"class":923},[914,1371,1292],{"class":1266},[914,1373,1375],{"class":916,"line":1374},9,[914,1376,1378],{"emptyLinePlaceholder":1377},true,"\n",[914,1380,1382,1385,1388,1391,1394],{"class":916,"line":1381},10,[914,1383,1384],{"class":1259},"export",[914,1386,1263],{"class":1387},"spNyl",[914,1389,1390],{"class":920}," MyFrameworkEvlogOptions",[914,1392,1393],{"class":1266}," =",[914,1395,1396],{"class":920}," BaseEvlogOptions\n",[914,1398,1400],{"class":916,"line":1399},11,[914,1401,1378],{"emptyLinePlaceholder":1377},[914,1403,1405,1408,1410,1413,1415,1418,1420,1422,1426],{"class":916,"line":1404},12,[914,1406,1407],{"class":1387},"const",[914,1409,1267],{"class":1266},[914,1411,1412],{"class":1270}," storage",[914,1414,1274],{"class":1266},[914,1416,1417],{"class":1270}," useLogger ",[914,1419,1334],{"class":1266},[914,1421,1393],{"class":1266},[914,1423,1425],{"class":1424},"s2Zo4"," createLoggerStorage",[914,1427,1428],{"class":1270},"(\n",[914,1430,1432,1435,1438,1441],{"class":916,"line":1431},13,[914,1433,1434],{"class":1266},"  '",[914,1436,1437],{"class":923},"Cannot access logger outside of middleware context. Make sure evlog middleware is registered before your routes.",[914,1439,1440],{"class":1266},"'",[914,1442,1309],{"class":1266},[914,1444,1446],{"class":916,"line":1445},14,[914,1447,1448],{"class":1270},")\n",[914,1450,1452],{"class":916,"line":1451},15,[914,1453,1378],{"emptyLinePlaceholder":1377},[914,1455,1457,1459,1461,1464],{"class":916,"line":1456},16,[914,1458,1384],{"class":1259},[914,1460,1267],{"class":1266},[914,1462,1463],{"class":1270}," useLogger",[914,1465,1466],{"class":1266}," }\n",[914,1468,1470],{"class":916,"line":1469},17,[914,1471,1378],{"emptyLinePlaceholder":1377},[914,1473,1475,1477,1480,1483,1486,1489,1492,1495,1498],{"class":916,"line":1474},18,[914,1476,1407],{"class":1387},[914,1478,1479],{"class":1270}," integration ",[914,1481,1482],{"class":1266},"=",[914,1484,1485],{"class":1424}," defineFrameworkIntegration",[914,1487,1488],{"class":1266},"\u003C",[914,1490,1491],{"class":920},"IncomingMessage",[914,1493,1494],{"class":1266},">",[914,1496,1497],{"class":1270},"(",[914,1499,1500],{"class":1266},"{\n",[914,1502,1504,1508,1511,1513,1516,1518],{"class":916,"line":1503},19,[914,1505,1507],{"class":1506},"swJcz","  name",[914,1509,1510],{"class":1266},":",[914,1512,1286],{"class":1266},[914,1514,1515],{"class":923},"my-framework",[914,1517,1440],{"class":1266},[914,1519,1309],{"class":1266},[914,1521,1523,1526,1528,1530,1534,1536,1539,1541],{"class":916,"line":1522},20,[914,1524,1525],{"class":1424},"  extractRequest",[914,1527,1510],{"class":1266},[914,1529,1142],{"class":1266},[914,1531,1533],{"class":1532},"sHdIc","req",[914,1535,715],{"class":1266},[914,1537,1538],{"class":1387}," =>",[914,1540,1142],{"class":1270},[914,1542,1500],{"class":1266},[914,1544,1546,1549,1551,1554,1557,1560,1563,1565,1568,1570],{"class":916,"line":1545},21,[914,1547,1548],{"class":1506},"    method",[914,1550,1510],{"class":1266},[914,1552,1553],{"class":1270}," req",[914,1555,1556],{"class":1266},".",[914,1558,1559],{"class":1270},"method ",[914,1561,1562],{"class":1266},"||",[914,1564,1286],{"class":1266},[914,1566,1567],{"class":923},"GET",[914,1569,1440],{"class":1266},[914,1571,1309],{"class":1266},[914,1573,1575,1578,1580,1582,1584,1587,1589,1591,1594,1596],{"class":916,"line":1574},22,[914,1576,1577],{"class":1506},"    path",[914,1579,1510],{"class":1266},[914,1581,1553],{"class":1270},[914,1583,1556],{"class":1266},[914,1585,1586],{"class":1270},"url ",[914,1588,1562],{"class":1266},[914,1590,1286],{"class":1266},[914,1592,1593],{"class":923},"\u002F",[914,1595,1440],{"class":1266},[914,1597,1309],{"class":1266},[914,1599,1601,1604,1606,1608,1610,1613],{"class":916,"line":1600},23,[914,1602,1603],{"class":1506},"    headers",[914,1605,1510],{"class":1266},[914,1607,1553],{"class":1270},[914,1609,1556],{"class":1266},[914,1611,1612],{"class":1270},"headers",[914,1614,1309],{"class":1266},[914,1616,1618,1621,1623,1626,1628,1630,1633,1635,1638,1640,1643,1646,1648,1651],{"class":916,"line":1617},24,[914,1619,1620],{"class":1506},"    requestId",[914,1622,1510],{"class":1266},[914,1624,1625],{"class":1266}," typeof",[914,1627,1553],{"class":1270},[914,1629,1556],{"class":1266},[914,1631,1632],{"class":1270},"headers[",[914,1634,1440],{"class":1266},[914,1636,1637],{"class":923},"x-request-id",[914,1639,1440],{"class":1266},[914,1641,1642],{"class":1270},"] ",[914,1644,1645],{"class":1266},"===",[914,1647,1286],{"class":1266},[914,1649,1650],{"class":923},"string",[914,1652,1292],{"class":1266},[914,1654,1656,1659,1661,1663,1665,1667,1669,1671],{"class":916,"line":1655},25,[914,1657,1658],{"class":1266},"      ?",[914,1660,1553],{"class":1270},[914,1662,1556],{"class":1266},[914,1664,1632],{"class":1270},[914,1666,1440],{"class":1266},[914,1668,1637],{"class":923},[914,1670,1440],{"class":1266},[914,1672,1673],{"class":1270},"]\n",[914,1675,1677,1680],{"class":916,"line":1676},26,[914,1678,1679],{"class":1266},"      :",[914,1681,1682],{"class":1266}," undefined,\n",[914,1684,1686,1689,1691],{"class":916,"line":1685},27,[914,1687,1688],{"class":1266},"  }",[914,1690,715],{"class":1270},[914,1692,1309],{"class":1266},[914,1694,1696,1699,1701,1703,1705,1707,1710,1712,1714],{"class":916,"line":1695},28,[914,1697,1698],{"class":1424},"  attachLogger",[914,1700,1510],{"class":1266},[914,1702,1142],{"class":1266},[914,1704,1533],{"class":1532},[914,1706,1274],{"class":1266},[914,1708,1709],{"class":1532}," logger",[914,1711,715],{"class":1266},[914,1713,1538],{"class":1387},[914,1715,1300],{"class":1266},[914,1717,1719,1722,1724,1727,1729,1732,1734,1737,1739,1741,1743,1745,1747,1750,1752],{"class":916,"line":1718},29,[914,1720,1721],{"class":1506},"    (",[914,1723,1533],{"class":1270},[914,1725,1726],{"class":1259}," as",[914,1728,1271],{"class":920},[914,1730,1731],{"class":1266}," &",[914,1733,1267],{"class":1266},[914,1735,1736],{"class":1506}," log",[914,1738,1510],{"class":1266},[914,1740,1361],{"class":920},[914,1742,1280],{"class":1266},[914,1744,715],{"class":1506},[914,1746,1556],{"class":1266},[914,1748,1749],{"class":1270},"log",[914,1751,1393],{"class":1266},[914,1753,1754],{"class":1270}," logger\n",[914,1756,1758],{"class":916,"line":1757},30,[914,1759,1760],{"class":1266},"  },\n",[914,1762,1764,1767],{"class":916,"line":1763},31,[914,1765,1766],{"class":1270},"  storage",[914,1768,1309],{"class":1266},[914,1770,1772,1774],{"class":916,"line":1771},32,[914,1773,1334],{"class":1266},[914,1775,1448],{"class":1270},[914,1777,1779],{"class":916,"line":1778},33,[914,1780,1378],{"emptyLinePlaceholder":1377},[914,1782,1784,1786,1789,1792,1794,1797,1799,1801,1803,1806],{"class":916,"line":1783},34,[914,1785,1384],{"class":1259},[914,1787,1788],{"class":1387}," function",[914,1790,1791],{"class":1424}," evlog",[914,1793,1497],{"class":1266},[914,1795,1796],{"class":1532},"options",[914,1798,1510],{"class":1266},[914,1800,1390],{"class":920},[914,1802,1393],{"class":1266},[914,1804,1805],{"class":1266}," {})",[914,1807,1300],{"class":1266},[914,1809,1811,1814,1817,1819,1821,1823,1825,1827,1830,1832,1834,1836,1839,1841,1844,1846,1849,1851,1854,1857,1859],{"class":916,"line":1810},35,[914,1812,1813],{"class":1259},"  return",[914,1815,1816],{"class":1387}," async",[914,1818,1142],{"class":1266},[914,1820,1533],{"class":1532},[914,1822,1510],{"class":1266},[914,1824,1271],{"class":920},[914,1826,1274],{"class":1266},[914,1828,1829],{"class":1532}," res",[914,1831,1510],{"class":1266},[914,1833,1277],{"class":920},[914,1835,1274],{"class":1266},[914,1837,1838],{"class":1424}," next",[914,1840,1510],{"class":1266},[914,1842,1843],{"class":1266}," ()",[914,1845,1538],{"class":1387},[914,1847,1848],{"class":920}," Promise",[914,1850,1488],{"class":1266},[914,1852,1853],{"class":920},"void",[914,1855,1856],{"class":1266},">)",[914,1858,1538],{"class":1387},[914,1860,1300],{"class":1266},[914,1862,1864,1867,1869,1872,1874,1877,1879,1882,1884,1886,1889,1891,1894,1896,1898,1900,1902],{"class":916,"line":1863},36,[914,1865,1866],{"class":1387},"    const",[914,1868,1267],{"class":1266},[914,1870,1871],{"class":1270}," skipped",[914,1873,1274],{"class":1266},[914,1875,1876],{"class":1270}," finish",[914,1878,1274],{"class":1266},[914,1880,1881],{"class":1270}," runWith",[914,1883,1280],{"class":1266},[914,1885,1393],{"class":1266},[914,1887,1888],{"class":1270}," integration",[914,1890,1556],{"class":1266},[914,1892,1893],{"class":1424},"start",[914,1895,1497],{"class":1506},[914,1897,1533],{"class":1270},[914,1899,1274],{"class":1266},[914,1901,866],{"class":1270},[914,1903,1448],{"class":1506},[914,1905,1907,1910,1912,1914,1917],{"class":916,"line":1906},37,[914,1908,1909],{"class":1259},"    if",[914,1911,1142],{"class":1506},[914,1913,806],{"class":1270},[914,1915,1916],{"class":1506},") ",[914,1918,1500],{"class":1266},[914,1920,1922,1925,1927],{"class":916,"line":1921},38,[914,1923,1924],{"class":1259},"      await",[914,1926,1838],{"class":1424},[914,1928,1929],{"class":1506},"()\n",[914,1931,1933],{"class":916,"line":1932},39,[914,1934,1935],{"class":1259},"      return\n",[914,1937,1939],{"class":916,"line":1938},40,[914,1940,1941],{"class":1266},"    }\n",[914,1943,1945,1948],{"class":916,"line":1944},41,[914,1946,1947],{"class":1259},"    try",[914,1949,1300],{"class":1266},[914,1951,1953,1955,1957,1959,1962,1964,1966],{"class":916,"line":1952},42,[914,1954,1924],{"class":1259},[914,1956,1881],{"class":1424},[914,1958,1497],{"class":1506},[914,1960,1961],{"class":1266},"()",[914,1963,1538],{"class":1387},[914,1965,1838],{"class":1424},[914,1967,1968],{"class":1506},"())\n",[914,1970,1972,1974,1976,1978,1981,1984,1986,1988,1990,1993,1995],{"class":916,"line":1971},43,[914,1973,1924],{"class":1259},[914,1975,1876],{"class":1424},[914,1977,1497],{"class":1506},[914,1979,1980],{"class":1266},"{",[914,1982,1983],{"class":1506}," status",[914,1985,1510],{"class":1266},[914,1987,1829],{"class":1270},[914,1989,1556],{"class":1266},[914,1991,1992],{"class":1270},"statusCode",[914,1994,1280],{"class":1266},[914,1996,1448],{"class":1506},[914,1998,2000,2003,2006,2008,2011,2013],{"class":916,"line":1999},44,[914,2001,2002],{"class":1266},"    }",[914,2004,2005],{"class":1259}," catch",[914,2007,1142],{"class":1506},[914,2009,2010],{"class":1270},"error",[914,2012,1916],{"class":1506},[914,2014,1500],{"class":1266},[914,2016,2018,2020,2022,2024,2026,2029,2031,2033,2035,2038,2040],{"class":916,"line":2017},45,[914,2019,1924],{"class":1259},[914,2021,1876],{"class":1424},[914,2023,1497],{"class":1506},[914,2025,1980],{"class":1266},[914,2027,2028],{"class":1506}," error",[914,2030,1510],{"class":1266},[914,2032,2028],{"class":1270},[914,2034,1726],{"class":1259},[914,2036,2037],{"class":920}," Error",[914,2039,1280],{"class":1266},[914,2041,1448],{"class":1506},[914,2043,2045,2048],{"class":916,"line":2044},46,[914,2046,2047],{"class":1259},"      throw",[914,2049,2050],{"class":1270}," error\n",[914,2052,2054],{"class":916,"line":2053},47,[914,2055,1941],{"class":1266},[914,2057,2059],{"class":916,"line":2058},48,[914,2060,2061],{"class":1266},"  }\n",[914,2063,2065],{"class":916,"line":2064},49,[914,2066,2067],{"class":1266},"}\n",[619,2069,2070,2071,2073],{},"That's it. This middleware gets every feature for free: route filtering, drain adapters, enrichers, tail sampling, error capture, plugin lifecycle hooks, ",[623,2072,828],{},", and duration tracking.",[2075,2076,2078,2079,2081],"h3",{"id":2077},"what-defineframeworkintegration-does","What ",[623,2080,752],{}," does",[619,2083,2084],{},"Given the manifest above, the helper:",[2086,2087,2088,2097,2108,2114,2118,2128],"ol",{},[744,2089,2090,2091,2093,2094,2096],{},"Normalizes headers (auto-detects ",[623,2092,782],{}," vs ",[623,2095,786],{},").",[744,2098,2099,2100,2103,2104,2107],{},"Generates a ",[623,2101,2102],{},"requestId"," if ",[623,2105,2106],{},"extractRequest"," doesn't return one.",[744,2109,2110,2111,2113],{},"Calls ",[623,2112,1134],{}," with the merged options.",[744,2115,2110,2116,1556],{},[623,2117,767],{},[744,2119,2120,2121,2123,2124,2127],{},"Attaches ",[623,2122,828],{}," to the logger when ",[623,2125,2126],{},"storage"," is provided (so users can spawn correlated background work).",[744,2129,2130,2131,2134,2135,2138,2139,2142,2143,1556],{},"Exposes ",[623,2132,2133],{},"runWith(fn)",", which runs ",[623,2136,2137],{},"fn()"," inside ",[623,2140,2141],{},"storage.run(logger, …)"," if storage is configured, otherwise just calls ",[623,2144,2137],{},[619,2146,2147],{},"You're left with only the framework-specific glue: where to read the request from, where to attach the logger, and how to compute the response status.",[896,2149,2151],{"id":2150},"custom-mode","Custom mode",[619,2153,2154,2155,2157,2158,2160,2161,2163],{},"If your framework's lifecycle doesn't fit a clean ",[623,2156,691],{}," shape (NestJS interceptors, Next.js App Router, SvelteKit ",[623,2159,714],{},"), drop one level lower and call ",[623,2162,1134],{}," directly:",[904,2165,2167],{"className":1249,"code":2166,"language":1252,"meta":910,"style":910},"import { createMiddlewareLogger, extractSafeNodeHeaders } from 'evlog\u002Ftoolkit'\n\nconst { logger, finish, skipped } = createMiddlewareLogger({\n  method,\n  path,\n  requestId,\n  headers: extractSafeNodeHeaders(rawHeaders),\n  ...options,\n})\n",[623,2168,2169,2193,2197,2224,2231,2238,2245,2259,2268],{"__ignoreMap":910},[914,2170,2171,2173,2175,2178,2180,2183,2185,2187,2189,2191],{"class":916,"line":917},[914,2172,1260],{"class":1259},[914,2174,1267],{"class":1266},[914,2176,2177],{"class":1270}," createMiddlewareLogger",[914,2179,1274],{"class":1266},[914,2181,2182],{"class":1270}," extractSafeNodeHeaders",[914,2184,1280],{"class":1266},[914,2186,1283],{"class":1259},[914,2188,1286],{"class":1266},[914,2190,629],{"class":923},[914,2192,1292],{"class":1266},[914,2194,2195],{"class":916,"line":1295},[914,2196,1378],{"emptyLinePlaceholder":1377},[914,2198,2199,2201,2203,2205,2207,2209,2211,2214,2216,2218,2220,2222],{"class":916,"line":1303},[914,2200,1407],{"class":1387},[914,2202,1267],{"class":1266},[914,2204,1709],{"class":1270},[914,2206,1274],{"class":1266},[914,2208,1876],{"class":1270},[914,2210,1274],{"class":1266},[914,2212,2213],{"class":1270}," skipped ",[914,2215,1334],{"class":1266},[914,2217,1393],{"class":1266},[914,2219,2177],{"class":1424},[914,2221,1497],{"class":1270},[914,2223,1500],{"class":1266},[914,2225,2226,2229],{"class":916,"line":1312},[914,2227,2228],{"class":1270},"  method",[914,2230,1309],{"class":1266},[914,2232,2233,2236],{"class":916,"line":1320},[914,2234,2235],{"class":1270},"  path",[914,2237,1309],{"class":1266},[914,2239,2240,2243],{"class":916,"line":1331},[914,2241,2242],{"class":1270},"  requestId",[914,2244,1309],{"class":1266},[914,2246,2247,2250,2252,2254,2257],{"class":916,"line":1345},[914,2248,2249],{"class":1506},"  headers",[914,2251,1510],{"class":1266},[914,2253,2182],{"class":1424},[914,2255,2256],{"class":1270},"(rawHeaders)",[914,2258,1309],{"class":1266},[914,2260,2261,2264,2266],{"class":916,"line":1352},[914,2262,2263],{"class":1266},"  ...",[914,2265,1796],{"class":1270},[914,2267,1309],{"class":1266},[914,2269,2270,2272],{"class":916,"line":1374},[914,2271,1334],{"class":1266},[914,2273,1448],{"class":1270},[619,2275,2276,2277,2280,2281,2283,2284,2287],{},"You'll be responsible for ALS wrapping (",[623,2278,2279],{},"storage.run","), ",[623,2282,828],{}," attachment (via ",[623,2285,2286],{},"attachForkToLogger","), and finishing the lifecycle, but you keep the full pipeline (route filtering, sampling, emit, enrich, drain, plugins) for free.",[896,2289,2291],{"id":2290},"serverless-workers-and-edge","Serverless: Workers and Edge",[619,2293,2294,2295,2297,2298,2303],{},"On Cloudflare Workers and Vercel Edge, the runtime can terminate as soon as the response is returned. If your drain sends HTTP to an observability backend, pass ",[623,2296,872],{}," so enrich still runs inline but drain work survives after the response, the same behavior as ",[677,2299,2300],{"href":306},[623,2301,2302],{},"evlog\u002Fworkers"," and the Nitro plugin.",[619,2305,2306,2309,2310,2312],{},[635,2307,2308],{},"Custom mode."," Pass ",[623,2311,872],{}," per request:",[904,2314,2316],{"className":1249,"code":2315,"language":1252,"meta":910,"style":910},"import { waitUntil } from '@vercel\u002Ffunctions'\n\u002F\u002F import { waitUntil } from 'cloudflare:workers' \u002F\u002F Vercel-style global on some runtimes\n\nconst { logger, finish, skipped } = createMiddlewareLogger({\n  method,\n  path,\n  requestId,\n  headers: extractSafeNodeHeaders(rawHeaders),\n  waitUntil, \u002F\u002F or ctx.waitUntil.bind(ctx) on Cloudflare\n  ...options,\n})\n",[623,2317,2318,2338,2346,2350,2376,2382,2388,2394,2406,2416,2424],{"__ignoreMap":910},[914,2319,2320,2322,2324,2327,2329,2331,2333,2336],{"class":916,"line":917},[914,2321,1260],{"class":1259},[914,2323,1267],{"class":1266},[914,2325,2326],{"class":1270}," waitUntil",[914,2328,1280],{"class":1266},[914,2330,1283],{"class":1259},[914,2332,1286],{"class":1266},[914,2334,2335],{"class":923},"@vercel\u002Ffunctions",[914,2337,1292],{"class":1266},[914,2339,2340,2343],{"class":916,"line":1295},[914,2341,2342],{"class":1348},"\u002F\u002F import { waitUntil } from 'cloudflare:workers'",[914,2344,2345],{"class":1348}," \u002F\u002F Vercel-style global on some runtimes\n",[914,2347,2348],{"class":916,"line":1303},[914,2349,1378],{"emptyLinePlaceholder":1377},[914,2351,2352,2354,2356,2358,2360,2362,2364,2366,2368,2370,2372,2374],{"class":916,"line":1312},[914,2353,1407],{"class":1387},[914,2355,1267],{"class":1266},[914,2357,1709],{"class":1270},[914,2359,1274],{"class":1266},[914,2361,1876],{"class":1270},[914,2363,1274],{"class":1266},[914,2365,2213],{"class":1270},[914,2367,1334],{"class":1266},[914,2369,1393],{"class":1266},[914,2371,2177],{"class":1424},[914,2373,1497],{"class":1270},[914,2375,1500],{"class":1266},[914,2377,2378,2380],{"class":916,"line":1320},[914,2379,2228],{"class":1270},[914,2381,1309],{"class":1266},[914,2383,2384,2386],{"class":916,"line":1331},[914,2385,2235],{"class":1270},[914,2387,1309],{"class":1266},[914,2389,2390,2392],{"class":916,"line":1345},[914,2391,2242],{"class":1270},[914,2393,1309],{"class":1266},[914,2395,2396,2398,2400,2402,2404],{"class":916,"line":1352},[914,2397,2249],{"class":1506},[914,2399,1510],{"class":1266},[914,2401,2182],{"class":1424},[914,2403,2256],{"class":1270},[914,2405,1309],{"class":1266},[914,2407,2408,2411,2413],{"class":916,"line":1374},[914,2409,2410],{"class":1270},"  waitUntil",[914,2412,1274],{"class":1266},[914,2414,2415],{"class":1348}," \u002F\u002F or ctx.waitUntil.bind(ctx) on Cloudflare\n",[914,2417,2418,2420,2422],{"class":916,"line":1381},[914,2419,2263],{"class":1266},[914,2421,1796],{"class":1270},[914,2423,1309],{"class":1266},[914,2425,2426,2428],{"class":916,"line":1399},[914,2427,1334],{"class":1266},[914,2429,1448],{"class":1270},[619,2431,2432,2435,2436,2438,2439,2441,2442,2444],{},[635,2433,2434],{},"Manifest mode."," Either pass ",[623,2437,872],{}," in ",[623,2440,796],{}," or declare ",[623,2443,876],{}," on the manifest when the hook lives on the framework context:",[904,2446,2448],{"className":1249,"code":2447,"language":1252,"meta":910,"style":910},"const integration = defineFrameworkIntegration\u003CWorkerContext>({\n  name: 'my-framework',\n  extractRequest: (ctx) => ({ \u002F* … *\u002F }),\n  attachLogger: (ctx, logger) => { \u002F* … *\u002F },\n  extractWaitUntil: ctx => ctx.executionCtx.waitUntil.bind(ctx.executionCtx),\n})\n\nexport function evlog(options: BaseEvlogOptions = {}) {\n  return async (ctx, next) => {\n    const { skipped, finish, runWith } = integration.start(ctx, options)\n    \u002F\u002F Per-request override still works:\n    \u002F\u002F integration.start(ctx, { ...options, waitUntil: ctx.executionCtx.waitUntil.bind(ctx.executionCtx) })\n    \u002F\u002F …\n  }\n}\n",[623,2449,2450,2471,2485,2513,2538,2576,2582,2586,2608,2628,2664,2669,2674,2679,2683],{"__ignoreMap":910},[914,2451,2452,2454,2456,2458,2460,2462,2465,2467,2469],{"class":916,"line":917},[914,2453,1407],{"class":1387},[914,2455,1479],{"class":1270},[914,2457,1482],{"class":1266},[914,2459,1485],{"class":1424},[914,2461,1488],{"class":1266},[914,2463,2464],{"class":920},"WorkerContext",[914,2466,1494],{"class":1266},[914,2468,1497],{"class":1270},[914,2470,1500],{"class":1266},[914,2472,2473,2475,2477,2479,2481,2483],{"class":916,"line":1295},[914,2474,1507],{"class":1506},[914,2476,1510],{"class":1266},[914,2478,1286],{"class":1266},[914,2480,1515],{"class":923},[914,2482,1440],{"class":1266},[914,2484,1309],{"class":1266},[914,2486,2487,2489,2491,2493,2496,2498,2500,2502,2504,2507,2509,2511],{"class":916,"line":1303},[914,2488,1525],{"class":1424},[914,2490,1510],{"class":1266},[914,2492,1142],{"class":1266},[914,2494,2495],{"class":1532},"ctx",[914,2497,715],{"class":1266},[914,2499,1538],{"class":1387},[914,2501,1142],{"class":1270},[914,2503,1980],{"class":1266},[914,2505,2506],{"class":1348}," \u002F* … *\u002F",[914,2508,1280],{"class":1266},[914,2510,715],{"class":1270},[914,2512,1309],{"class":1266},[914,2514,2515,2517,2519,2521,2523,2525,2527,2529,2531,2533,2535],{"class":916,"line":1312},[914,2516,1698],{"class":1424},[914,2518,1510],{"class":1266},[914,2520,1142],{"class":1266},[914,2522,2495],{"class":1532},[914,2524,1274],{"class":1266},[914,2526,1709],{"class":1532},[914,2528,715],{"class":1266},[914,2530,1538],{"class":1387},[914,2532,1267],{"class":1266},[914,2534,2506],{"class":1348},[914,2536,2537],{"class":1266}," },\n",[914,2539,2540,2543,2545,2548,2550,2552,2554,2557,2559,2561,2563,2566,2569,2571,2574],{"class":916,"line":1320},[914,2541,2542],{"class":1424},"  extractWaitUntil",[914,2544,1510],{"class":1266},[914,2546,2547],{"class":1532}," ctx",[914,2549,1538],{"class":1387},[914,2551,2547],{"class":1270},[914,2553,1556],{"class":1266},[914,2555,2556],{"class":1270},"executionCtx",[914,2558,1556],{"class":1266},[914,2560,872],{"class":1270},[914,2562,1556],{"class":1266},[914,2564,2565],{"class":1424},"bind",[914,2567,2568],{"class":1270},"(ctx",[914,2570,1556],{"class":1266},[914,2572,2573],{"class":1270},"executionCtx)",[914,2575,1309],{"class":1266},[914,2577,2578,2580],{"class":916,"line":1331},[914,2579,1334],{"class":1266},[914,2581,1448],{"class":1270},[914,2583,2584],{"class":916,"line":1345},[914,2585,1378],{"emptyLinePlaceholder":1377},[914,2587,2588,2590,2592,2594,2596,2598,2600,2602,2604,2606],{"class":916,"line":1352},[914,2589,1384],{"class":1259},[914,2591,1788],{"class":1387},[914,2593,1791],{"class":1424},[914,2595,1497],{"class":1266},[914,2597,1796],{"class":1532},[914,2599,1510],{"class":1266},[914,2601,1326],{"class":920},[914,2603,1393],{"class":1266},[914,2605,1805],{"class":1266},[914,2607,1300],{"class":1266},[914,2609,2610,2612,2614,2616,2618,2620,2622,2624,2626],{"class":916,"line":1374},[914,2611,1813],{"class":1259},[914,2613,1816],{"class":1387},[914,2615,1142],{"class":1266},[914,2617,2495],{"class":1532},[914,2619,1274],{"class":1266},[914,2621,1838],{"class":1532},[914,2623,715],{"class":1266},[914,2625,1538],{"class":1387},[914,2627,1300],{"class":1266},[914,2629,2630,2632,2634,2636,2638,2640,2642,2644,2646,2648,2650,2652,2654,2656,2658,2660,2662],{"class":916,"line":1381},[914,2631,1866],{"class":1387},[914,2633,1267],{"class":1266},[914,2635,1871],{"class":1270},[914,2637,1274],{"class":1266},[914,2639,1876],{"class":1270},[914,2641,1274],{"class":1266},[914,2643,1881],{"class":1270},[914,2645,1280],{"class":1266},[914,2647,1393],{"class":1266},[914,2649,1888],{"class":1270},[914,2651,1556],{"class":1266},[914,2653,1893],{"class":1424},[914,2655,1497],{"class":1506},[914,2657,2495],{"class":1270},[914,2659,1274],{"class":1266},[914,2661,866],{"class":1270},[914,2663,1448],{"class":1506},[914,2665,2666],{"class":916,"line":1399},[914,2667,2668],{"class":1348},"    \u002F\u002F Per-request override still works:\n",[914,2670,2671],{"class":916,"line":1404},[914,2672,2673],{"class":1348},"    \u002F\u002F integration.start(ctx, { ...options, waitUntil: ctx.executionCtx.waitUntil.bind(ctx.executionCtx) })\n",[914,2675,2676],{"class":916,"line":1431},[914,2677,2678],{"class":1348},"    \u002F\u002F …\n",[914,2680,2681],{"class":916,"line":1445},[914,2682,2061],{"class":1266},[914,2684,2685],{"class":916,"line":1451},[914,2686,2067],{"class":1266},[619,2688,2689,2690,2693,2694,2696],{},"Per-request ",[623,2691,2692],{},"options.waitUntil"," takes precedence over ",[623,2695,876],{},". Without either, drains are awaited (correct for traditional Node.js servers).",[619,2698,2699,2701,2702,2704],{},[623,2700,828],{}," uses the same hook. It registers the child's lifetime with ",[623,2703,872],{}," at the moment it is called, while the handler is still in scope, so a fork nobody awaits still drains before the runtime stops.",[896,2706,2708],{"id":2707},"non-http-runtimes","Non-HTTP runtimes",[619,2710,2711,2712,753,2714,2163],{},"For queue workers, CLI drivers, cron jobs, or durable execution engines, skip the HTTP-shaped helpers and use ",[623,2713,883],{},[623,2715,629],{},[904,2717,2721],{"className":2718,"code":2719,"language":2720,"meta":910,"style":910},"language-ts shiki shiki-themes material-theme-lighter material-theme material-theme-palenight","import { createRequestLogger } from 'evlog\u002Ftoolkit'\n\nasync function processJob(job: Job) {\n  const logger = createRequestLogger({\n    service: 'jobs',\n    context: { jobId: job.id, queue: job.queue },\n  })\n\n  try {\n    await runJob(job)\n    logger.set({ status: 'success' })\n  } catch (err) {\n    logger.error(err)\n    throw err\n  } finally {\n    await logger.emit()\n  }\n}\n","ts",[623,2722,2723,2742,2746,2770,2785,2801,2839,2845,2849,2856,2870,2899,2914,2928,2936,2945,2958,2962],{"__ignoreMap":910},[914,2724,2725,2727,2729,2732,2734,2736,2738,2740],{"class":916,"line":917},[914,2726,1260],{"class":1259},[914,2728,1267],{"class":1266},[914,2730,2731],{"class":1270}," createRequestLogger",[914,2733,1280],{"class":1266},[914,2735,1283],{"class":1259},[914,2737,1286],{"class":1266},[914,2739,629],{"class":923},[914,2741,1292],{"class":1266},[914,2743,2744],{"class":916,"line":1295},[914,2745,1378],{"emptyLinePlaceholder":1377},[914,2747,2748,2751,2753,2756,2758,2761,2763,2766,2768],{"class":916,"line":1303},[914,2749,2750],{"class":1387},"async",[914,2752,1788],{"class":1387},[914,2754,2755],{"class":1424}," processJob",[914,2757,1497],{"class":1266},[914,2759,2760],{"class":1532},"job",[914,2762,1510],{"class":1266},[914,2764,2765],{"class":920}," Job",[914,2767,715],{"class":1266},[914,2769,1300],{"class":1266},[914,2771,2772,2775,2777,2779,2781,2783],{"class":916,"line":1312},[914,2773,2774],{"class":1387},"  const",[914,2776,1709],{"class":1270},[914,2778,1393],{"class":1266},[914,2780,2731],{"class":1424},[914,2782,1497],{"class":1506},[914,2784,1500],{"class":1266},[914,2786,2787,2790,2792,2794,2797,2799],{"class":916,"line":1320},[914,2788,2789],{"class":1506},"    service",[914,2791,1510],{"class":1266},[914,2793,1286],{"class":1266},[914,2795,2796],{"class":923},"jobs",[914,2798,1440],{"class":1266},[914,2800,1309],{"class":1266},[914,2802,2803,2806,2808,2810,2813,2815,2818,2820,2823,2825,2828,2830,2832,2834,2837],{"class":916,"line":1331},[914,2804,2805],{"class":1506},"    context",[914,2807,1510],{"class":1266},[914,2809,1267],{"class":1266},[914,2811,2812],{"class":1506}," jobId",[914,2814,1510],{"class":1266},[914,2816,2817],{"class":1270}," job",[914,2819,1556],{"class":1266},[914,2821,2822],{"class":1270},"id",[914,2824,1274],{"class":1266},[914,2826,2827],{"class":1506}," queue",[914,2829,1510],{"class":1266},[914,2831,2817],{"class":1270},[914,2833,1556],{"class":1266},[914,2835,2836],{"class":1270},"queue",[914,2838,2537],{"class":1266},[914,2840,2841,2843],{"class":916,"line":1345},[914,2842,1688],{"class":1266},[914,2844,1448],{"class":1506},[914,2846,2847],{"class":916,"line":1352},[914,2848,1378],{"emptyLinePlaceholder":1377},[914,2850,2851,2854],{"class":916,"line":1374},[914,2852,2853],{"class":1259},"  try",[914,2855,1300],{"class":1266},[914,2857,2858,2861,2864,2866,2868],{"class":916,"line":1381},[914,2859,2860],{"class":1259},"    await",[914,2862,2863],{"class":1424}," runJob",[914,2865,1497],{"class":1506},[914,2867,2760],{"class":1270},[914,2869,1448],{"class":1506},[914,2871,2872,2875,2877,2880,2882,2884,2886,2888,2890,2893,2895,2897],{"class":916,"line":1399},[914,2873,2874],{"class":1270},"    logger",[914,2876,1556],{"class":1266},[914,2878,2879],{"class":1424},"set",[914,2881,1497],{"class":1506},[914,2883,1980],{"class":1266},[914,2885,1983],{"class":1506},[914,2887,1510],{"class":1266},[914,2889,1286],{"class":1266},[914,2891,2892],{"class":923},"success",[914,2894,1440],{"class":1266},[914,2896,1280],{"class":1266},[914,2898,1448],{"class":1506},[914,2900,2901,2903,2905,2907,2910,2912],{"class":916,"line":1404},[914,2902,1688],{"class":1266},[914,2904,2005],{"class":1259},[914,2906,1142],{"class":1506},[914,2908,2909],{"class":1270},"err",[914,2911,1916],{"class":1506},[914,2913,1500],{"class":1266},[914,2915,2916,2918,2920,2922,2924,2926],{"class":916,"line":1431},[914,2917,2874],{"class":1270},[914,2919,1556],{"class":1266},[914,2921,2010],{"class":1424},[914,2923,1497],{"class":1506},[914,2925,2909],{"class":1270},[914,2927,1448],{"class":1506},[914,2929,2930,2933],{"class":916,"line":1445},[914,2931,2932],{"class":1259},"    throw",[914,2934,2935],{"class":1270}," err\n",[914,2937,2938,2940,2943],{"class":916,"line":1451},[914,2939,1688],{"class":1266},[914,2941,2942],{"class":1259}," finally",[914,2944,1300],{"class":1266},[914,2946,2947,2949,2951,2953,2956],{"class":916,"line":1456},[914,2948,2860],{"class":1259},[914,2950,1709],{"class":1270},[914,2952,1556],{"class":1266},[914,2954,2955],{"class":1424},"emit",[914,2957,1929],{"class":1506},[914,2959,2960],{"class":916,"line":1469},[914,2961,2061],{"class":1266},[914,2963,2964],{"class":916,"line":1474},[914,2965,2067],{"class":1266},[619,2967,2968,2969,2972],{},"Same enrichers, same drain hook, same ",[677,2970,2971],{"href":535},"identity headers"," on outbound HTTP drain requests. Only the entry point shape changes.",[896,2974,2976],{"id":2975},"reference-implementations","Reference implementations",[619,2978,2979],{},"Study these built-in integrations for framework-specific patterns:",[650,2981,2982,2998],{},[653,2983,2984],{},[656,2985,2986,2989,2992,2995],{},[659,2987,2988],{},"Framework",[659,2990,2991],{},"Lines",[659,2993,2994],{},"Mode",[659,2996,2997],{},"Source",[669,2999,3000,3017,3033,3050,3067,3084],{},[656,3001,3002,3004,3007,3010],{},[674,3003,285],{},[674,3005,3006],{},"~50",[674,3008,3009],{},"manifest",[674,3011,3012],{},[677,3013,3016],{"href":3014,"rel":3015},"https:\u002F\u002Fgithub.com\u002Fevloghq\u002Fevlog\u002Fblob\u002Fmain\u002Fpackages\u002Fevlog\u002Fsrc\u002Fhono\u002Findex.ts",[894],"hono\u002Findex.ts",[656,3018,3019,3021,3023,3026],{},[674,3020,280],{},[674,3022,3006],{},[674,3024,3025],{},"manifest + ALS",[674,3027,3028],{},[677,3029,3032],{"href":3030,"rel":3031},"https:\u002F\u002Fgithub.com\u002Fevloghq\u002Fevlog\u002Fblob\u002Fmain\u002Fpackages\u002Fevlog\u002Fsrc\u002Fexpress\u002Findex.ts",[894],"express\u002Findex.ts",[656,3034,3035,3037,3040,3043],{},[674,3036,290],{},[674,3038,3039],{},"~70",[674,3041,3042],{},"manifest + Fastify hooks",[674,3044,3045],{},[677,3046,3049],{"href":3047,"rel":3048},"https:\u002F\u002Fgithub.com\u002Fevloghq\u002Fevlog\u002Fblob\u002Fmain\u002Fpackages\u002Fevlog\u002Fsrc\u002Ffastify\u002Findex.ts",[894],"fastify\u002Findex.ts",[656,3051,3052,3054,3057,3060],{},[674,3053,295],{},[674,3055,3056],{},"~80",[674,3058,3059],{},"manifest + custom ALS scoping",[674,3061,3062],{},[677,3063,3066],{"href":3064,"rel":3065},"https:\u002F\u002Fgithub.com\u002Fevloghq\u002Fevlog\u002Fblob\u002Fmain\u002Fpackages\u002Fevlog\u002Fsrc\u002Felysia\u002Findex.ts",[894],"elysia\u002Findex.ts",[656,3068,3069,3071,3074,3077],{},[674,3070,275],{},[674,3072,3073],{},"~120",[674,3075,3076],{},"custom (interceptor)",[674,3078,3079],{},[677,3080,3083],{"href":3081,"rel":3082},"https:\u002F\u002Fgithub.com\u002Fevloghq\u002Fevlog\u002Fblob\u002Fmain\u002Fpackages\u002Fevlog\u002Fsrc\u002Fnestjs\u002F",[894],"nestjs\u002F",[656,3085,3086,3088,3091,3097],{},[674,3087,260],{},[674,3089,3090],{},"~90",[674,3092,3093,3094,3096],{},"custom (",[623,3095,714],{}," hook)",[674,3098,3099],{},[677,3100,3103],{"href":3101,"rel":3102},"https:\u002F\u002Fgithub.com\u002Fevloghq\u002Fevlog\u002Fblob\u002Fmain\u002Fpackages\u002Fevlog\u002Fsrc\u002Fsveltekit\u002F",[894],"sveltekit\u002F",[640,3105,3108,3109,3114],{"color":3106,"icon":3107},"neutral","i-lucide-heart","Built an integration for a framework we don't support? ",[677,3110,3113],{"href":3111,"rel":3112},"https:\u002F\u002Fgithub.com\u002Fevloghq\u002Fevlog\u002Fpulls",[894],"Open a PR",". The community will thank you.",[896,3116,3118],{"id":3117},"next-steps","Next steps",[741,3120,3121,3127,3133,3138,3143,3148],{},[744,3122,3123,3126],{},[677,3124,3125],{"href":540},"Custom Drains",": same toolkit shape for drain destinations",[744,3128,3129,3132],{},[677,3130,3131],{"href":527},"Custom Enrichers",": same toolkit shape for derived event fields",[744,3134,3135,3137],{},[677,3136,522],{"href":523},": multi-hook extensions (drain + enrich + keep in one object)",[744,3139,3140,3142],{},[677,3141,51],{"href":52},": design comprehensive events with context layering",[744,3144,3145,3147],{},[677,3146,66],{"href":67},": control log volume with head and tail sampling",[744,3149,3150,3152],{},[677,3151,158],{"href":163},": send logs to Axiom, Sentry, PostHog, and more",[3154,3155,3156],"style",{},"html pre.shiki code .sBMFI, html code.shiki .sBMFI{--shiki-light:#E2931D;--shiki-default:#FFCB6B;--shiki-dark:#FFCB6B}html pre.shiki code .sfazB, html code.shiki .sfazB{--shiki-light:#91B859;--shiki-default:#C3E88D;--shiki-dark:#C3E88D}html .light .shiki span {color: var(--shiki-light);background: var(--shiki-light-bg);font-style: var(--shiki-light-font-style);font-weight: var(--shiki-light-font-weight);text-decoration: var(--shiki-light-text-decoration);}html.light .shiki span {color: var(--shiki-light);background: var(--shiki-light-bg);font-style: var(--shiki-light-font-style);font-weight: var(--shiki-light-font-weight);text-decoration: var(--shiki-light-text-decoration);}html .default .shiki span {color: var(--shiki-default);background: var(--shiki-default-bg);font-style: var(--shiki-default-font-style);font-weight: var(--shiki-default-font-weight);text-decoration: var(--shiki-default-text-decoration);}html .shiki span {color: var(--shiki-default);background: var(--shiki-default-bg);font-style: var(--shiki-default-font-style);font-weight: var(--shiki-default-font-weight);text-decoration: var(--shiki-default-text-decoration);}html .dark .shiki span {color: var(--shiki-dark);background: var(--shiki-dark-bg);font-style: var(--shiki-dark-font-style);font-weight: var(--shiki-dark-font-weight);text-decoration: var(--shiki-dark-text-decoration);}html.dark .shiki span {color: var(--shiki-dark);background: var(--shiki-dark-bg);font-style: var(--shiki-dark-font-style);font-weight: var(--shiki-dark-font-weight);text-decoration: var(--shiki-dark-text-decoration);}html pre.shiki code .s7zQu, html code.shiki .s7zQu{--shiki-light:#39ADB5;--shiki-light-font-style:italic;--shiki-default:#89DDFF;--shiki-default-font-style:italic;--shiki-dark:#89DDFF;--shiki-dark-font-style:italic}html pre.shiki code .sMK4o, html code.shiki .sMK4o{--shiki-light:#39ADB5;--shiki-default:#89DDFF;--shiki-dark:#89DDFF}html pre.shiki code .sTEyZ, html code.shiki .sTEyZ{--shiki-light:#90A4AE;--shiki-default:#EEFFFF;--shiki-dark:#BABED8}html pre.shiki code .sHwdD, html code.shiki .sHwdD{--shiki-light:#90A4AE;--shiki-light-font-style:italic;--shiki-default:#546E7A;--shiki-default-font-style:italic;--shiki-dark:#676E95;--shiki-dark-font-style:italic}html pre.shiki code .spNyl, html code.shiki .spNyl{--shiki-light:#9C3EDA;--shiki-default:#C792EA;--shiki-dark:#C792EA}html pre.shiki code .s2Zo4, html code.shiki .s2Zo4{--shiki-light:#6182B8;--shiki-default:#82AAFF;--shiki-dark:#82AAFF}html pre.shiki code .swJcz, html code.shiki .swJcz{--shiki-light:#E53935;--shiki-default:#F07178;--shiki-dark:#F07178}html pre.shiki code .sHdIc, html code.shiki .sHdIc{--shiki-light:#90A4AE;--shiki-light-font-style:italic;--shiki-default:#EEFFFF;--shiki-default-font-style:italic;--shiki-dark:#BABED8;--shiki-dark-font-style:italic}",{"title":910,"searchDepth":1295,"depth":1295,"links":3158},[3159,3160,3161,3165,3166,3167,3168,3169],{"id":898,"depth":1295,"text":899},{"id":973,"depth":1295,"text":974},{"id":1233,"depth":1295,"text":1234,"children":3162},[3163],{"id":2077,"depth":1303,"text":3164},"What defineFrameworkIntegration does",{"id":2150,"depth":1295,"text":2151},{"id":2290,"depth":1295,"text":2291},{"id":2707,"depth":1295,"text":2708},{"id":2975,"depth":1295,"text":2976},{"id":3117,"depth":1295,"text":3118},"Build evlog support for a framework or runtime that has no integration, with defineFrameworkIntegration or the lower-level helpers.","md",[3173,3175],{"label":3125,"icon":542,"to":540,"color":3106,"variant":3174},"subtle",{"label":3131,"icon":453,"to":527,"color":3106,"variant":3174},{},{"title":504,"icon":507},{"title":614,"description":3170},"JIZtJuJ2Uj-OqKfWdNxIO_ztAADsLoS988DPSBYDJr0",[3181,3183],{"title":499,"path":500,"stem":501,"description":3182,"icon":502,"children":-1},"Subscribe to wide events flowing through evlog — in-process with createStreamDrain, or over the network with the local SSE stream server.",{"title":509,"path":510,"stem":511,"description":3184,"icon":502,"children":-1},"Publish every wide event on a node:diagnostics_channel, so a consumer subscribes without importing evlog and Cloudflare can Tail Worker it.",1791751584464]