feat(util): add isInjectable util function (#41)

* feat(util): add isInjectable util function * fix(util): use hasOwnMetadata instead
artusjs · Jul 29, 2022 · 4a982f5 · 4a982f5
1 parent 09e2d96
commit 4a982f5
Showing 1 changed file with 5 additions and 1 deletion.
diff --git a/src/util.ts b/src/util.ts
@@ -1,5 +1,5 @@
 import { ReflectMetadataType } from './types';
-import { CLASS_TAG } from './constant';
+import { CLASS_CONSTRUCTOR, CLASS_TAG } from './constant';
 const functionPrototype = Object.getPrototypeOf(Function);
 
 export function getMetadata(
@@ -83,6 +83,10 @@ export function addTag(tag: string, target: any) {
   tags.push(tag);
 }
 
+export function isInjectable(target: any) {
+  return Reflect.hasOwnMetadata(CLASS_CONSTRUCTOR, target);
+}
+
 export function isClass(clazz: any) {
   if (typeof clazz !== 'function') {
     return false;