From e6d41a0e9e0bb4bc6fd1ac709c00a0478b7d41b5 Mon Sep 17 00:00:00 2001
From: Alex Potsides <alex@achingbrain.net>
Date: Fri, 2 Feb 2024 19:06:09 +0100
Subject: [PATCH] fix: @helia/verified-fetch init args are optional (#412)

To allow no-option, all-defaults construction of verified fetch

```TypeScript
import { createVerifiedFetch } from '@helia/verified-fetch'

const fetch = await createVerifiedFetch()

const resp = await fetch('ipfs://bafy...')
// ...
```
---
 src/index.ts       | 6 +++---
 test/index.spec.ts | 7 +++++++
 2 files changed, 10 insertions(+), 3 deletions(-)

diff --git a/src/index.ts b/src/index.ts
index 9aa4e17e..c23a77df 100644
--- a/src/index.ts
+++ b/src/index.ts
@@ -278,15 +278,15 @@ export interface VerifiedFetchInit extends RequestInit, ProgressOptions<BubbledP
 /**
  * Create and return a Helia node
  */
-export async function createVerifiedFetch (init: Helia | CreateVerifiedFetchWithOptions): Promise<VerifiedFetch> {
+export async function createVerifiedFetch (init?: Helia | CreateVerifiedFetchWithOptions): Promise<VerifiedFetch> {
   if (!isHelia(init)) {
     init = await createHeliaHTTP({
       blockBrokers: [
         trustlessGateway({
-          gateways: init.gateways
+          gateways: init?.gateways
         })
       ],
-      routers: init.routers?.map((routerUrl) => delegatedHTTPRouting(routerUrl))
+      routers: (init?.routers ?? ['https://delegated-ipfs.dev']).map((routerUrl) => delegatedHTTPRouting(routerUrl))
     })
   }
 
diff --git a/test/index.spec.ts b/test/index.spec.ts
index 1e0f47ef..9fcfc897 100644
--- a/test/index.spec.ts
+++ b/test/index.spec.ts
@@ -38,4 +38,11 @@ describe('createVerifiedFetch', () => {
     expect(verifiedFetch).to.be.ok()
     await verifiedFetch.stop()
   })
+
+  it('can be constructed with no options', async () => {
+    const verifiedFetch = await createVerifiedFetch()
+
+    expect(verifiedFetch).to.be.ok()
+    await verifiedFetch.stop()
+  })
 })