{"id":16396303,"url":"https://github.com/joshamaju/fetch-prime","last_synced_at":"2025-06-19T11:33:31.412Z","repository":{"id":254892699,"uuid":"847875221","full_name":"joshamaju/fetch-prime","owner":"joshamaju","description":"💪🏽 fetch but with 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Fetch Prime\n\n`fetch` but with super-powers\n\n- 🔗 Interceptors\n- 🔐 Fully typed errors\n- 🔌 Platform adapters\n\n## Install\n\n```bash\nnpm install fetch-prime fp-ts\n```\n\n```html\n\u003cscript src=\"https://unpkg.com/fetch-prime/dist/index.js\"\u003e\u003c/script\u003e\n```\n\n## Example\n\n```ts\nimport * as E from \"fp-ts/Either\";\nimport { fetch } from \"fetch-prime/Fetch\";\nimport adapter from \"fetch-prime/Adapters/Platform\";\n\nconst request = await fetch(\"/users\")(adapter);\nconst {response} = request;\n\nif (E.isRight(response) \u0026\u0026 response.right.ok) {\n  const users = await response.right.json();\n}\n\n// or\nimport { andThen } from \"fetch-prime/Function\";\nimport {filterStatusOk} from \"fetch-prime/Response\";\n\nconst request = await fetch(\"/users\")(adapter);\nconst ok = andThen(request.response, filterStatusOk);\nconst users = await andThen(ok, (res) =\u003e res.json());\n\n// or\nconst response = await fetch(\"/users\")(adapter);\nconst users = await response.ok((res) =\u003e res.json());\n```\n\n## With interceptor\n\n```ts\nimport * as Interceptor from \"fetch-prime/Interceptor\";\nimport BaseURL from \"fetch-prime/Interceptors/Url\";\n\nconst baseURL = \"https://reqres.in/api\";\n\n// our list of interceptors\nconst interceptors = Interceptor.of(BaseURL(baseURL));\n// or\nconst interceptors = Interceptor.add(Interceptor.empty(), BaseURL(baseURL));\n\n// make function that executes our interceptors\nconst interceptor = Interceptor.make(interceptors);\n\n// we finally make the HTTP adapter\nconst intercept_adapter = interceptor(adapter);\n\nconst response = await fetch(\"/users\")(intercept_adapter);\n```\n\n## Adapters\n\n`fetch-prime` provides a default adapter that uses the platform fetch.\n\n```ts\nimport FetchAdapter from \"fetch-prime/Adapters/Platform\";\n```\n\n\u003e You can write your own adapter i.e using XMLHttpRequest\n\n## Interceptors\n\n`fetch-prime` ships with the following interceptors\n\n- Base URL\n- Timeout\n- Logger\n- Status Filter\n- Bearer and Basic authentication\n\n### Example\n\nInstead of checking if the response is ok i.e 200\n\n```ts\nconst response = await fetch(\"/users\")(adapter);\nconst users = await response.ok(res =\u003e res.json());\n```\n\nWe can delegate that to a response interceptor that performs that check.\n\n```ts\nconst interceptors = Interceptor.of(StatusOK);\n\nconst interceptor = Interceptor.make(interceptors);\n\nconst adapter = interceptor(Adapter);\n\nconst response = await fetch(\"/users\")(adapter);\nconst users = await response.json();\n// ...\n```\n\n### Writing your own interceptor\n\n```ts\nimport * as Interceptor from \"fetch-prime/Interceptor\";\n\nconst my_interceptor = async function (chain: Interceptor.Chain) {\n  const clone = chain.request.clone(); // do something with request\n  const response = await chain.proceed(chain.request);\n  // do something with response\n  return response;\n};\n```\n\n\u003e Interceptors are executed in the order which they were added (top to bottom).\n\n[more examples](/test)\n","project_url":"https://awesome.ecosyste.ms/api/v1/projects/github.com%2Fjoshamaju%2Ffetch-prime","html_url":"https://awesome.ecosyste.ms/projects/github.com%2Fjoshamaju%2Ffetch-prime","lists_url":"https://awesome.ecosyste.ms/api/v1/projects/github.com%2Fjoshamaju%2Ffetch-prime/lists"}