refactor: move to types

src/fetch.ts

@@ -1,14 +1,19 @@
 import type { Readable } from "node:stream";
 import destr from "destr";
 import { withBase, withQuery } from "ufo";
-import type { Fetch, RequestInfo, RequestInit, Response } from "./types";
+import type {
+  Fetch,
+  RequestInfo,
+  RequestInit,
+  Response,
+  ResponseType,
+  MappedType,
+} from "./types";
 import { createFetchError } from "./error";
 import {
   isPayloadMethod,
   isJSONSerializable,
   detectResponseType,
-  ResponseType,
-  MappedType,
   mergeFetchOptions,
 } from "./utils";
 

src/index.ts

@@ -1,7 +1,8 @@
 import { createFetch } from "./base";
 
 export * from "./base";
-export type { ResponseType, ResponseMap, MappedType } from "./utils";
+
+export type { ResponseType, ResponseMap, MappedType } from "./types";
 
 // ref: https://github.com/tc39/proposal-global
 const _globalThis = (function () {

src/types.ts

@@ -2,3 +2,17 @@ export type Fetch = typeof globalThis.fetch;
 export type RequestInfo = globalThis.RequestInfo;
 export type RequestInit = globalThis.RequestInit;
 export type Response = globalThis.Response;
+
+export interface ResponseMap {
+  blob: Blob;
+  text: string;
+  arrayBuffer: ArrayBuffer;
+  stream: ReadableStream<Uint8Array>;
+}
+
+export type ResponseType = keyof ResponseMap | "json";
+
+export type MappedType<
+  R extends ResponseType,
+  JsonType = any,
+> = R extends keyof ResponseMap ? ResponseMap[R] : JsonType;

src/utils.ts

@@ -1,4 +1,5 @@
 import type { FetchOptions } from "./fetch";
+import type { ResponseType } from "./types";
 
 const payloadMethods = new Set(
   Object.freeze(["PATCH", "POST", "PUT", "DELETE"])
@@ -39,19 +40,6 @@ const textTypes = new Set([
 
 const JSON_RE = /^application\/(?:[\w!#$%&*.^`~-]*\+)?json(;.+)?$/i;
 
-export interface ResponseMap {
-  blob: Blob;
-  text: string;
-  arrayBuffer: ArrayBuffer;
-  stream: ReadableStream<Uint8Array>;
-}
-
-export type ResponseType = keyof ResponseMap | "json";
-export type MappedType<
-  R extends ResponseType,
-  JsonType = any,
-> = R extends keyof ResponseMap ? ResponseMap[R] : JsonType;
-
 // This provides reasonable defaults for the correct parser based on Content-Type header.
 export function detectResponseType(_contentType = ""): ResponseType {
   if (!_contentType) {