chore: tsconfig.json adjust

Author: mr-kelly

apphook.ts

@@ -34,15 +34,15 @@ export class AppHook {
    * @type {AddTriggerEvent}
    * @memberof AppHook
    */
-  _onAddTrigger: AddTriggerEvent;
+  _onAddTrigger: AddTriggerEvent | undefined;
 
   /**
    * When DoTrigger triggered, the inner event.
    *
    * @type {DoTriggerEvent}
    * @memberof AppHook
    */
-  _onDoTrigger: DoTriggerEvent;
+  _onDoTrigger: DoTriggerEvent | undefined;
 
   /**
    * Use for inner self-inspection, 
@@ -51,15 +51,15 @@ export class AppHook {
    * @type {UseFiltersEvent}
    * @memberof AppHook
    */
-  _onUseFilters: UseFiltersEvent;
+  _onUseFilters: UseFiltersEvent | undefined;
 
   /**
    * When AddFilter triggered, the inner event. 
    *
    * @type {AddFilterEvent}
    * @memberof AppHook
    */
-  _onAddFilter: AddFilterEvent;
+  _onAddFilter: AddFilterEvent | undefined;
 
   /**
    *

jest.config.js

@@ -0,0 +1,5 @@
+/** @type {import('ts-jest').JestConfigWithTsJest} */
+module.exports = {
+  preset: 'ts-jest',
+  testEnvironment: 'node',
+};