working rss feed to nostr publish

node_modules/@aws-crypto/ie11-detection/src/MsWindow.ts

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+import { MsSubtleCrypto } from "./MsSubtleCrypto";
+
+type SubtleCryptoMethod =
+  | "decrypt"
+  | "digest"
+  | "encrypt"
+  | "exportKey"
+  | "generateKey"
+  | "importKey"
+  | "sign"
+  | "verify";
+
+const msSubtleCryptoMethods: Array<SubtleCryptoMethod> = [
+  "decrypt",
+  "digest",
+  "encrypt",
+  "exportKey",
+  "generateKey",
+  "importKey",
+  "sign",
+  "verify"
+];
+
+/**
+ * The value accessible as `window.msCrypto` in Internet Explorer 11.
+ */
+export interface MsCrypto {
+  getRandomValues: (toFill: Uint8Array) => void;
+  subtle: MsSubtleCrypto;
+}
+
+/**
+ * The `window` object in Internet Explorer 11. This interface does not
+ * exhaustively document the prefixed features of `window` in IE11.
+ */
+export interface MsWindow extends Window {
+  MSInputMethodContext: any;
+  msCrypto: MsCrypto;
+}
+
+function quacksLikeAnMsWindow(window: Window): window is MsWindow {
+  return "MSInputMethodContext" in window && "msCrypto" in window;
+}
+
+/**
+ * Determines if the provided window is (or is like) the window object one would
+ * expect to encounter in Internet Explorer 11.
+ */
+export function isMsWindow(window: Window): window is MsWindow {
+  if (quacksLikeAnMsWindow(window) && window.msCrypto.subtle !== undefined) {
+    const { getRandomValues, subtle } = window.msCrypto;
+    return msSubtleCryptoMethods
+      .map<Function>(methodName => subtle[methodName])
+      .concat(getRandomValues)
+      .every(method => typeof method === "function");
+  }
+
+  return false;
+}