Add extracted source directory and README navigation

extracted-source/node_modules/@azure/msal-node/dist/retry/DefaultManagedIdentityRetryPolicy.mjs

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+/*! @azure/msal-node v3.8.1 2025-10-29 */
+'use strict';
+import { HttpStatus } from '@azure/msal-common';
+import { LinearRetryStrategy } from './LinearRetryStrategy.mjs';
+
+/*
+ * Copyright (c) Microsoft Corporation. All rights reserved.
+ * Licensed under the MIT License.
+ */
+const DEFAULT_MANAGED_IDENTITY_MAX_RETRIES = 3; // referenced in unit test
+const DEFAULT_MANAGED_IDENTITY_RETRY_DELAY_MS = 1000;
+const DEFAULT_MANAGED_IDENTITY_HTTP_STATUS_CODES_TO_RETRY_ON = [
+    HttpStatus.NOT_FOUND,
+    HttpStatus.REQUEST_TIMEOUT,
+    HttpStatus.TOO_MANY_REQUESTS,
+    HttpStatus.SERVER_ERROR,
+    HttpStatus.SERVICE_UNAVAILABLE,
+    HttpStatus.GATEWAY_TIMEOUT,
+];
+class DefaultManagedIdentityRetryPolicy {
+    constructor() {
+        this.linearRetryStrategy = new LinearRetryStrategy();
+    }
+    /*
+     * this is defined here as a static variable despite being defined as a constant outside of the
+     * class because it needs to be overridden in the unit tests so that the unit tests run faster
+     */
+    static get DEFAULT_MANAGED_IDENTITY_RETRY_DELAY_MS() {
+        return DEFAULT_MANAGED_IDENTITY_RETRY_DELAY_MS;
+    }
+    async pauseForRetry(httpStatusCode, currentRetry, logger, retryAfterHeader) {
+        if (DEFAULT_MANAGED_IDENTITY_HTTP_STATUS_CODES_TO_RETRY_ON.includes(httpStatusCode) &&
+            currentRetry < DEFAULT_MANAGED_IDENTITY_MAX_RETRIES) {
+            const retryAfterDelay = this.linearRetryStrategy.calculateDelay(retryAfterHeader, DefaultManagedIdentityRetryPolicy.DEFAULT_MANAGED_IDENTITY_RETRY_DELAY_MS);
+            logger.verbose(`Retrying request in ${retryAfterDelay}ms (retry attempt: ${currentRetry + 1})`);
+            // pause execution for the calculated delay
+            await new Promise((resolve) => {
+                // retryAfterHeader value of 0 evaluates to false, and DEFAULT_MANAGED_IDENTITY_RETRY_DELAY_MS will be used
+                return setTimeout(resolve, retryAfterDelay);
+            });
+            return true;
+        }
+        // if the status code is not retriable or max retries have been reached, do not retry
+        return false;
+    }
+}
+
+export { DEFAULT_MANAGED_IDENTITY_MAX_RETRIES, DefaultManagedIdentityRetryPolicy };
+//# sourceMappingURL=DefaultManagedIdentityRetryPolicy.mjs.map