feat(storage)!: Throw an error for 403 HTTP responses (#212)

Author: manzt

.changeset/smooth-scissors-end.md

@@ -0,0 +1,5 @@
+---
+"@zarrita/storage": patch
+---
+
+`FetchStore` throws an error for 403 (forbidden) responses. This is a **breaking** change because previously `404` and `403` responses were treated the same way. Now, only `404` responses signify a "missing" key from the store.

packages/storage/src/fetch.ts

@@ -16,7 +16,7 @@ function resolve(root: string | URL, path: AbsolutePath): URL {
 async function handle_response(
 	response: Response,
 ): Promise<Uint8Array | undefined> {
-	if (response.status === 404 || response.status === 403) {
+	if (response.status === 404) {
 		return undefined;
 	}
 	if (response.status === 200 || response.status === 206) {