{"version":3,"file":"instrumentTail.js","sources":["../../../../src/instrumentations/worker/instrumentTail.ts"],"sourcesContent":["import type { ExportedHandler, TraceItem } from '@cloudflare/workers-types';\nimport type { env as cloudflareEnv, WorkerEntrypoint } from 'cloudflare:workers';\nimport { captureException, withIsolationScope } from '@sentry/core';\nimport type { CloudflareOptions } from '../../client';\nimport { flushAndDispose } from '../../flush';\nimport { ensureInstrumented } from '../../instrument';\nimport { getFinalOptions } from '../../options';\nimport { addCloudResourceContext } from '../../scope-utils';\nimport { init } from '../../sdk';\nimport { instrumentContext } from '../../utils/instrumentContext';\nimport { instrumentEnv } from './instrumentEnv';\n\n/**\n * Core tail handler logic - wraps execution with Sentry instrumentation.\n * Note: tail handlers don't create spans, just error capture.\n */\nfunction wrapTailHandler(options: CloudflareOptions, context: ExecutionContext, fn: () => unknown): unknown {\n  return withIsolationScope(async isolationScope => {\n    const waitUntil = context.waitUntil.bind(context);\n\n    const client = init({ ...options, ctx: context });\n    isolationScope.setClient(client);\n\n    addCloudResourceContext(isolationScope);\n\n    try {\n      return await fn();\n    } catch (e) {\n      captureException(e, { mechanism: { handled: false, type: 'auto.faas.cloudflare.tail' } });\n      throw e;\n    } finally {\n      waitUntil(flushAndDispose(client));\n    }\n  });\n}\n\n/**\n * Instruments a tail handler for ExportedHandler (env/ctx come from args).\n */\n// eslint-disable-next-line @typescript-eslint/no-explicit-any\nexport function instrumentExportedHandlerTail<T extends ExportedHandler<any, any, any>>(\n  handler: T,\n  optionsCallback: (env: typeof cloudflareEnv) => CloudflareOptions | undefined,\n): void {\n  if (!('tail' in handler) || typeof handler.tail !== 'function') {\n    return;\n  }\n\n  handler.tail = ensureInstrumented(\n    handler.tail,\n    original =>\n      new Proxy(original, {\n        apply(target, thisArg, args: Parameters<NonNullable<T['tail']>>) {\n          const [, env, ctx] = args;\n          const context = instrumentContext(ctx);\n          const options = getFinalOptions(optionsCallback(env), env);\n          args[1] = instrumentEnv(env, options);\n          args[2] = context;\n\n          return wrapTailHandler(options, context, () => target.apply(thisArg, args));\n        },\n      }),\n  );\n}\n\n/**\n * Instruments a tail method for WorkerEntrypoint (options/context already available).\n */\nexport function instrumentWorkerEntrypointTail<T extends WorkerEntrypoint>(\n  instance: T,\n  options: CloudflareOptions,\n  context: ExecutionContext,\n): void {\n  if (!instance.tail) {\n    return;\n  }\n\n  const original = instance.tail.bind(instance);\n  instance.tail = new Proxy(original, {\n    apply(target, thisArg, args: [TraceItem[]]) {\n      return wrapTailHandler(options, context, () => Reflect.apply(target, thisArg, args));\n    },\n  });\n}\n"],"names":[],"mappings":";;;;;;;;;AAgBA,SAAS,eAAA,CAAgB,OAAA,EAA4B,OAAA,EAA2B,EAAA,EAA4B;AAC1G,EAAA,OAAO,kBAAA,CAAmB,OAAM,cAAA,KAAkB;AAChD,IAAA,MAAM,SAAA,GAAY,OAAA,CAAQ,SAAA,CAAU,IAAA,CAAK,OAAO,CAAA;AAEhD,IAAA,MAAM,SAAS,IAAA,CAAK,EAAE,GAAG,OAAA,EAAS,GAAA,EAAK,SAAS,CAAA;AAChD,IAAA,cAAA,CAAe,UAAU,MAAM,CAAA;AAE/B,IAAA,uBAAA,CAAwB,cAAc,CAAA;AAEtC,IAAA,IAAI;AACF,MAAA,OAAO,MAAM,EAAA,EAAG;AAAA,IAClB,SAAS,CAAA,EAAG;AACV,MAAA,gBAAA,CAAiB,CAAA,EAAG,EAAE,SAAA,EAAW,EAAE,SAAS,KAAA,EAAO,IAAA,EAAM,2BAAA,EAA4B,EAAG,CAAA;AACxF,MAAA,MAAM,CAAA;AAAA,IACR,CAAA,SAAE;AACA,MAAA,SAAA,CAAU,eAAA,CAAgB,MAAM,CAAC,CAAA;AAAA,IACnC;AAAA,EACF,CAAC,CAAA;AACH;AAMO,SAAS,6BAAA,CACd,SACA,eAAA,EACM;AACN,EAAA,IAAI,EAAE,MAAA,IAAU,OAAA,CAAA,IAAY,OAAO,OAAA,CAAQ,SAAS,UAAA,EAAY;AAC9D,IAAA;AAAA,EACF;AAEA,EAAA,OAAA,CAAQ,IAAA,GAAO,kBAAA;AAAA,IACb,OAAA,CAAQ,IAAA;AAAA,IACR,CAAA,QAAA,KACE,IAAI,KAAA,CAAM,QAAA,EAAU;AAAA,MAClB,KAAA,CAAM,MAAA,EAAQ,OAAA,EAAS,IAAA,EAA0C;AAC/D,QAAA,MAAM,GAAG,GAAA,EAAK,GAAG,CAAA,GAAI,IAAA;AACrB,QAAA,MAAM,OAAA,GAAU,kBAAkB,GAAG,CAAA;AACrC,QAAA,MAAM,OAAA,GAAU,eAAA,CAAgB,eAAA,CAAgB,GAAG,GAAG,GAAG,CAAA;AACzD,QAAA,IAAA,CAAK,CAAC,CAAA,GAAI,aAAA,CAAc,GAAA,EAAK,OAAO,CAAA;AACpC,QAAA,IAAA,CAAK,CAAC,CAAA,GAAI,OAAA;AAEV,QAAA,OAAO,eAAA,CAAgB,SAAS,OAAA,EAAS,MAAM,OAAO,KAAA,CAAM,OAAA,EAAS,IAAI,CAAC,CAAA;AAAA,MAC5E;AAAA,KACD;AAAA,GACL;AACF;AAKO,SAAS,8BAAA,CACd,QAAA,EACA,OAAA,EACA,OAAA,EACM;AACN,EAAA,IAAI,CAAC,SAAS,IAAA,EAAM;AAClB,IAAA;AAAA,EACF;AAEA,EAAA,MAAM,QAAA,GAAW,QAAA,CAAS,IAAA,CAAK,IAAA,CAAK,QAAQ,CAAA;AAC5C,EAAA,QAAA,CAAS,IAAA,GAAO,IAAI,KAAA,CAAM,QAAA,EAAU;AAAA,IAClC,KAAA,CAAM,MAAA,EAAQ,OAAA,EAAS,IAAA,EAAqB;AAC1C,MAAA,OAAO,eAAA,CAAgB,SAAS,OAAA,EAAS,MAAM,QAAQ,KAAA,CAAM,MAAA,EAAQ,OAAA,EAAS,IAAI,CAAC,CAAA;AAAA,IACrF;AAAA,GACD,CAAA;AACH;;;;"}