{"version":3,"file":"instrumentFetch.js","sources":["../../../../src/instrumentations/worker/instrumentFetch.ts"],"sourcesContent":["import type { ExportedHandler } from '@cloudflare/workers-types';\nimport type { env as cloudflareEnv, WorkerEntrypoint } from 'cloudflare:workers';\nimport type { CloudflareOptions } from '../../client';\nimport { ensureInstrumented } from '../../instrument';\nimport { getFinalOptions } from '../../options';\nimport { wrapRequestHandler } from '../../request';\nimport { instrumentContext } from '../../utils/instrumentContext';\nimport { instrumentEnv } from './instrumentEnv';\n\n/**\n * Instruments a fetch handler for ExportedHandler (env/ctx come from args).\n */\n// eslint-disable-next-line @typescript-eslint/no-explicit-any\nexport function instrumentExportedHandlerFetch<T extends ExportedHandler<any, any, any>>(\n  handler: T,\n  optionsCallback: (env: typeof cloudflareEnv) => CloudflareOptions | undefined,\n): void {\n  if (!('fetch' in handler) || typeof handler.fetch !== 'function') {\n    return;\n  }\n\n  handler.fetch = ensureInstrumented(\n    handler.fetch,\n    original =>\n      new Proxy(original, {\n        apply(target, thisArg, args: Parameters<NonNullable<T['fetch']>>) {\n          const [request, env, ctx] = args;\n\n          if (request.method === 'OPTIONS' || request.method === 'HEAD') {\n            return target.apply(thisArg, args);\n          }\n\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 wrapRequestHandler({ options, request, context }, () => target.apply(thisArg, args));\n        },\n      }),\n  );\n}\n\n/**\n * Instruments a fetch method for WorkerEntrypoint (options/context already available).\n */\nexport function instrumentWorkerEntrypointFetch<T extends WorkerEntrypoint>(\n  instance: T,\n  options: CloudflareOptions,\n  context: ExecutionContext,\n): void {\n  if (!instance.fetch) {\n    return;\n  }\n\n  const original = instance.fetch.bind(instance);\n  instance.fetch = new Proxy(original, {\n    apply(target, thisArg, args: [Request]) {\n      const [request] = args;\n\n      if (request.method === 'OPTIONS' || request.method === 'HEAD') {\n        return Reflect.apply(target, thisArg, args);\n      }\n\n      return wrapRequestHandler({ options, request, context }, () => Reflect.apply(target, thisArg, args));\n    },\n  });\n}\n"],"names":[],"mappings":";;;;;;AAaO,SAAS,8BAAA,CACd,SACA,eAAA,EACM;AACN,EAAA,IAAI,EAAE,OAAA,IAAW,OAAA,CAAA,IAAY,OAAO,OAAA,CAAQ,UAAU,UAAA,EAAY;AAChE,IAAA;AAAA,EACF;AAEA,EAAA,OAAA,CAAQ,KAAA,GAAQ,kBAAA;AAAA,IACd,OAAA,CAAQ,KAAA;AAAA,IACR,CAAA,QAAA,KACE,IAAI,KAAA,CAAM,QAAA,EAAU;AAAA,MAClB,KAAA,CAAM,MAAA,EAAQ,OAAA,EAAS,IAAA,EAA2C;AAChE,QAAA,MAAM,CAAC,OAAA,EAAS,GAAA,EAAK,GAAG,CAAA,GAAI,IAAA;AAE5B,QAAA,IAAI,OAAA,CAAQ,MAAA,KAAW,SAAA,IAAa,OAAA,CAAQ,WAAW,MAAA,EAAQ;AAC7D,UAAA,OAAO,MAAA,CAAO,KAAA,CAAM,OAAA,EAAS,IAAI,CAAA;AAAA,QACnC;AAEA,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,kBAAA,CAAmB,EAAE,OAAA,EAAS,OAAA,EAAS,OAAA,EAAQ,EAAG,MAAM,MAAA,CAAO,KAAA,CAAM,OAAA,EAAS,IAAI,CAAC,CAAA;AAAA,MAC5F;AAAA,KACD;AAAA,GACL;AACF;AAKO,SAAS,+BAAA,CACd,QAAA,EACA,OAAA,EACA,OAAA,EACM;AACN,EAAA,IAAI,CAAC,SAAS,KAAA,EAAO;AACnB,IAAA;AAAA,EACF;AAEA,EAAA,MAAM,QAAA,GAAW,QAAA,CAAS,KAAA,CAAM,IAAA,CAAK,QAAQ,CAAA;AAC7C,EAAA,QAAA,CAAS,KAAA,GAAQ,IAAI,KAAA,CAAM,QAAA,EAAU;AAAA,IACnC,KAAA,CAAM,MAAA,EAAQ,OAAA,EAAS,IAAA,EAAiB;AACtC,MAAA,MAAM,CAAC,OAAO,CAAA,GAAI,IAAA;AAElB,MAAA,IAAI,OAAA,CAAQ,MAAA,KAAW,SAAA,IAAa,OAAA,CAAQ,WAAW,MAAA,EAAQ;AAC7D,QAAA,OAAO,OAAA,CAAQ,KAAA,CAAM,MAAA,EAAQ,OAAA,EAAS,IAAI,CAAA;AAAA,MAC5C;AAEA,MAAA,OAAO,kBAAA,CAAmB,EAAE,OAAA,EAAS,OAAA,EAAS,OAAA,EAAQ,EAAG,MAAM,OAAA,CAAQ,KAAA,CAAM,MAAA,EAAQ,OAAA,EAAS,IAAI,CAAC,CAAA;AAAA,IACrG;AAAA,GACD,CAAA;AACH;;;;"}