Add dependency on @actions/cache

node_modules/@azure/ms-rest-js/lib/util/base64.ts

@@ -0,0 +1,29 @@
+// Copyright (c) Microsoft Corporation. All rights reserved.
+// Licensed under the MIT License. See License.txt in the project root for license information.
+
+/**
+ * Encodes a string in base64 format.
+ * @param value the string to encode
+ */
+export function encodeString(value: string): string {
+  return Buffer.from(value).toString("base64");
+}
+
+/**
+ * Encodes a byte array in base64 format.
+ * @param value the Uint8Aray to encode
+ */
+export function encodeByteArray(value: Uint8Array): string {
+  // Buffer.from accepts <ArrayBuffer> | <SharedArrayBuffer>-- the TypeScript definition is off here
+  // https://nodejs.org/api/buffer.html#buffer_class_method_buffer_from_arraybuffer_byteoffset_length
+  const bufferValue = value instanceof Buffer ? value : Buffer.from(value.buffer as ArrayBuffer);
+  return bufferValue.toString("base64");
+}
+
+/**
+ * Decodes a base64 string into a byte array.
+ * @param value the base64 string to decode
+ */
+export function decodeString(value: string): Uint8Array {
+  return Buffer.from(value, "base64");
+}