fix: format

Author: logaretm

packages/eslint-plugin-sdk/test/lib/rules/no-unsafe-random-apis.test.ts

@@ -154,4 +154,3 @@ describe('no-unsafe-random-apis', () => {
     });
   });
 });
-

packages/nextjs/src/server/prepareSafeIdGeneratorContext.ts

@@ -3,14 +3,40 @@ import { DEBUG_BUILD } from '../common/debug-build';
 
 type SafeRandomContextRunner = <T>(callback: () => T) => T;
 
+type OriginalAsyncLocalStorage = typeof AsyncLocalStorage;
+
 /**
  * Prepares the global object to generate safe random IDs in cache components contexts
  * See: https://github.com/getsentry/sentry-javascript/blob/ceb003c15973c2d8f437dfb7025eedffbc8bc8b0/packages/core/src/utils/propagationContext.ts#L1
  */
 export function prepareSafeIdGeneratorContext(): void {
   const sym = Symbol.for('__SENTRY_SAFE_RANDOM_ID_WRAPPER__');
   const globalWithSymbol: typeof GLOBAL_OBJ & { [sym]?: SafeRandomContextRunner } = GLOBAL_OBJ;
-  globalWithSymbol[sym] = AsyncLocalStorage.snapshot();
+  const als = getAsyncLocalStorage();
+  if (!als) {
+    DEBUG_BUILD &&
+      debug.warn(
+        '[@sentry/nextjs] No AsyncLocalStorage found in the runtime, skipping safe random ID generator context preparation, you may see some errors with Cache components.',
+      );
+    return;
+  }
 
+  globalWithSymbol[sym] = als.snapshot();
   DEBUG_BUILD && debug.log('[@sentry/nextjs] Prepared safe random ID generator context');
 }
+
+function getAsyncLocalStorage(): OriginalAsyncLocalStorage | undefined {
+  // May exist in the Next.js runtime globals
+  if ('AsyncLocalStorage' in GLOBAL_OBJ) {
+    return AsyncLocalStorage;
+  }
+
+  // Try to resolve it dynamically without synchronously importing the module
+  if ('getBuiltinModule' in process && typeof process.getBuiltinModule === 'function') {
+    const { AsyncLocalStorage } = process.getBuiltinModule('async_hooks') ?? {};
+
+    return AsyncLocalStorage as OriginalAsyncLocalStorage;
+  }
+
+  return undefined;
+}