feat: Add defaultIntegrations option (#1532)

Author: HazAT

packages/core/src/interfaces.ts

@@ -47,6 +47,11 @@ export interface Options {
    */
   dsn?: string;
 
+  /**
+   * If this is set to false, default integrations will not be added.
+   */
+  defaultIntegrations?: boolean;
+
   /**
    * List of integrations that should be installed after SDK was initialized.
    * Accepts either a list of integrations or a function that receives

packages/core/src/sdk.ts

@@ -36,7 +36,7 @@ export function initAndBind<F extends Client, O extends Options>(
   // there needs to be a client on the hub already.
   getCurrentHub().bindClient(client);
 
-  let integrations = [...defaultIntegrations];
+  let integrations = options.defaultIntegrations === false ? [] : [...defaultIntegrations];
   if (Array.isArray(options.integrations)) {
     const providedIntegrationsNames = options.integrations.map(i => i.name);
     integrations = [

packages/core/test/lib/sdk.test.ts

@@ -31,6 +31,16 @@ describe('SDK', () => {
       expect(DEFAULT_INTEGRATIONS[1].handler.mock.calls.length).toBe(1);
     });
 
+    test('not installs default integrations', () => {
+      const DEFAULT_INTEGRATIONS: Integration[] = [
+        new MockIntegration('MockIntegration 1'),
+        new MockIntegration('MockIntegration 2'),
+      ];
+      initAndBind(TestClient, { defaultIntegrations: false }, DEFAULT_INTEGRATIONS);
+      expect(DEFAULT_INTEGRATIONS[0].handler.mock.calls.length).toBe(0);
+      expect(DEFAULT_INTEGRATIONS[1].handler.mock.calls.length).toBe(0);
+    });
+
     test('installs integrations provided through options', () => {
       const integrations: Integration[] = [
         new MockIntegration('MockIntegration 1'),