fix: composition methods and declarations

package.json

@@ -63,12 +63,14 @@
     "@nestjs/core": "^8.4.7",
     "@nestjs/platform-express": "^8.4.7"
   },
+  "peerDependencies": {
+    "@types/multer": "1.4.7"
+  },
   "devDependencies": {
     "@commitlint/cli": "16.3.0",
     "@commitlint/config-conventional": "16.2.4",
     "@nestjs/testing": "8.4.7",
     "@types/jest": "27.5.2",
-    "@types/multer": "1.4.7",
     "@types/node": "16.11.56",
     "@types/supertest": "2.0.12",
     "@vodyani/eslint-config": "^1.1.0",

src/common/interface.ts

@@ -1,4 +1,4 @@
-import { ModuleMetadata } from './declare';
+import { FactoryProvider, ModuleMetadata } from './declare';
 
 /**
  * Infrastructure module registration options.
@@ -88,3 +88,18 @@ export interface ContainerRegisterOptions {
    */
   aop?: ModuleMetadata['providers'];
 }
+/**
+ * Asynchronous provider factory for creating
+ *
+ * @see: [factory provider objects](https://docs.nestjs.com/fundamentals/custom-providers#factory-providers-usefactory)
+ */
+export interface AsyncProviderFactory {
+  /**
+   * Create a factory provider by specifying the creation parameters externally.
+   *
+   * @returns FactoryProvider
+   *
+   * @publicApi
+   */
+  create: (...args: any[]) => FactoryProvider;
+}

src/decorator/async-inject.ts

@@ -1,5 +1,5 @@
 import { Type, Inject } from '../common';
-import { AsyncProviderFactory, StaticStore } from '../struct';
+import { AsyncProvider, StaticStore } from '../struct';
 
 /**
  * Use this decorator to handle dependency management for asynchronous provider factory classes.
@@ -8,7 +8,7 @@ import { AsyncProviderFactory, StaticStore } from '../struct';
  *
  * @publicApi
  */
-export function AsyncInjectable(target: Type<AsyncProviderFactory>) {
+export function AsyncInjectable(target: Type<AsyncProvider>) {
   StaticStore.set(target.name, Symbol(target.name));
 }
 /**
@@ -18,6 +18,6 @@ export function AsyncInjectable(target: Type<AsyncProviderFactory>) {
  *
  * @publicApi
  */
-export function AsyncInject(target: Type<AsyncProviderFactory>) {
+export function AsyncInject(target: Type<AsyncProvider>) {
   return Inject((target as any).getToken());
 }

src/index.ts

@@ -20,5 +20,5 @@ export {
   PostFormData,
 };
 
-export { AsyncProviderFactory } from './struct';
+export { AsyncProvider } from './struct';
 export * from './common';

src/struct/async-provider-factory.ts

@@ -1,21 +1,6 @@
-import { FactoryProvider } from '../common';
-
 import { StaticStore } from './store';
 
-/**
- * Asynchronous provider factory for creating
- *
- * @see: [factory provider objects](https://docs.nestjs.com/fundamentals/custom-providers#factory-providers-usefactory)
- */
-export class AsyncProviderFactory {
-  /**
-   * Create a factory provider by specifying the creation parameters externally.
-   *
-   * @returns FactoryProvider
-   *
-   * @publicApi
-   */
-  public create: (...args: any[]) => FactoryProvider;
+export abstract class AsyncProvider {
   /**
    * Gets the static token for the async provider factory class.
    *

src/struct/store.ts

@@ -1,7 +1,7 @@
 export class StaticStore {
   private static readonly map = new Map<string, symbol>();
 
-  public static get(key: string) {
+  public static get(key: string): symbol {
     return StaticStore.map.get(key);
   }
 

test/decorator.spec.ts

@@ -13,19 +13,20 @@ import {
   Infrastructure,
   AsyncInject,
   AsyncInjectable,
+  AsyncProvider,
   AsyncProviderFactory,
 } from '../src';
 
 @AsyncInjectable
 // @ts-ignore
-class AsyncNameProvider extends AsyncProviderFactory {
+class AsyncNameProvider extends AsyncProvider implements AsyncProviderFactory {
   public create = () => ({
     inject: [NameInfrastructureProvider],
     provide: AsyncNameProvider.getToken(),
     useFactory: (provider: NameInfrastructureProvider) => {
       return provider;
     },
-  }) as FactoryProvider<any>;
+  });
 }
 
 @Injectable()