feat: support for custom RequestInit

src/__tests__/http.spec.ts

@@ -1,5 +1,5 @@
 import fetch from 'node-fetch';
-import { resolveHttp } from '../http';
+import { createResolveHttp, resolveHttp } from '../http';
 
 jest.mock('node-fetch');
 
@@ -9,3 +9,15 @@ describe('resolveHttp()', () => {
     await expect(resolveHttp({ toString: () => 'http://stoplight.io' } as uri.URI)).resolves.toEqual('test');
   });
 });
+
+describe('createResolveHttp()', () => {
+  it('works', async () => {
+    ((fetch as unknown) as jest.Mock).mockImplementation(() => ({ text: jest.fn(() => 'test') }));
+
+    await createResolveHttp({ headers: { myLovelyHeader: 'test' } })({
+      toString: () => 'http://stoplight.io',
+    } as uri.URI);
+
+    expect(fetch).toHaveBeenCalledWith('http://stoplight.io', { headers: { myLovelyHeader: 'test' } });
+  });
+});

src/http.ts

@@ -1,6 +1,10 @@
-import fetch from 'node-fetch';
+import fetch, { RequestInit } from 'node-fetch';
 
-export async function resolveHttp(ref: uri.URI) {
-  const response = await fetch(String(ref));
+export async function resolveHttp(ref: uri.URI, opts: RequestInit = {}) {
+  const response = await fetch(String(ref), opts);
   return response.text();
 }
+
+export function createResolveHttp(defaultRequestOptions: RequestInit = {}) {
+  return (ref: uri.URI) => resolveHttp(ref, defaultRequestOptions);
+}

src/index.ts

@@ -1,2 +1,2 @@
-export { resolveHttp } from './http';
+export { createResolveHttp, resolveHttp } from './http';
 export { resolveFile } from './file';