systemtags are sometimes ommitted in the request

Author: eduardomourar

src/proxy.ts

@@ -42,10 +42,7 @@ export class SessionProxy {
 
 @allArgsConstructor
 @builder
-export class ProgressEvent<
-    R extends BaseModel = BaseModel,
-    T = Map<string, any>
-> {
+export class ProgressEvent<R extends BaseModel = BaseModel, T = Map<string, any>> {
     /**
      * The status indicates whether the handler has reached a terminal state or is
      * still computing and requires more time to complete

src/utils.ts

@@ -55,7 +55,7 @@ export class RequestData<T = Map<string, any>> {
     logicalResourceId: LogicalResourceId;
     resourceProperties: T;
     previousResourceProperties?: T;
-    systemTags: { [index: string]: string };
+    systemTags?: { [index: string]: string };
     stackTags?: { [index: string]: string };
     previousStackTags?: { [index: string]: string };
 

tests/lib/callback.test.ts

@@ -1,11 +1,7 @@
 import CloudFormation from 'aws-sdk/clients/cloudformation';
 import { reportProgress } from '../../src/callback';
 import { SessionProxy } from '../../src/proxy';
-import {
-    BaseModel,
-    HandlerErrorCode,
-    OperationStatus,
-} from '../../src/interface';
+import { BaseModel, HandlerErrorCode, OperationStatus } from '../../src/interface';
 
 const mockResult = (output: any): jest.Mock => {
     return jest.fn().mockReturnValue({

tests/lib/resource.test.ts

@@ -106,7 +106,6 @@ describe('when getting resource', () => {
                 logicalResourceId: 'myBucket',
                 resourceProperties: 'state1',
                 previousResourceProperties: 'state2',
-                systemTags: { 'aws:cloudformation:stack-id': 'SampleStack' },
                 stackTags: { tag1: 'abc' },
                 previousStackTags: { tag1: 'def' },
             },