Fix react typescript 00 sample

Author: nasdan

samples/react/typescript/00 SimpleForm/src/reducers/customer.ts

@@ -48,14 +48,11 @@ function customerProcessUIInputCompleted(state: CustomerState, action: ICustomer
 }
 
 function customerSaveCompleted(state: CustomerState, action: ICustomerSaveCompletedAction): CustomerState {
-  const newCustomerErrors: CustomerErrors = Object.assign({}, state.customerErrors);
-
-  action.formValidationResult.fieldErrors.forEach(fieldValidationResult => {
-    newCustomerErrors[fieldValidationResult.key] = fieldValidationResult;
-  });
-
   return {
     ...state,
-    customerErrors: newCustomerErrors
+    customerErrors: {
+      ...state.customerErrors,
+      ...action.formValidationResult.fieldErrors,
+    }
   };
 }

samples/react/typescript/00 SimpleForm/tsconfig.json

@@ -10,7 +10,8 @@
     "experimentalDecorators": true,
     "emitDecoratorMetadata": true,
     "preserveConstEnums": true,
-    "suppressImplicitAnyIndexErrors": true
+    "suppressImplicitAnyIndexErrors": true,
+    "skipLibCheck": true
   },
   "compileOnSave": false,
   "exclude": [