working rss feed to nostr publish

node_modules/@smithy/property-provider/dist-es/chain.js

@@ -0,0 +1,21 @@
+import { ProviderError } from "./ProviderError";
+export const chain = (...providers) => async () => {
+    if (providers.length === 0) {
+        throw new ProviderError("No providers in chain");
+    }
+    let lastProviderError;
+    for (const provider of providers) {
+        try {
+            const credentials = await provider();
+            return credentials;
+        }
+        catch (err) {
+            lastProviderError = err;
+            if (err?.tryNextLink) {
+                continue;
+            }
+            throw err;
+        }
+    }
+    throw lastProviderError;
+};