feat!: Update Register Decorator for stable decorator api of typescript

src/decorators/Register.ts

@@ -1,14 +1,14 @@
+import { IdentifierRequiredError } from 'src/interfaces/Exceptions';
 import { TSinjex } from '../classes/TSinjex';
 import { Identifier } from '../types/Identifier';
 
 /**
  * A decorator to register a class in the **TSinjex** DI (Dependency Injection) container.
  * @template TargetType The type of the class to be registered.
- * @param identifier The identifier used to register the class in the DI container.
- * @see {@link Identifier} for more information on identifiers.
- * @param deprecated If true, the dependency is deprecated and a warning
- * is logged only once upon the first resolution of the dependency.
+ * @param identifier The {@link Identifier|identifier} used to register the class in the DI container or the class name if not provided.
+ * @param deprecated If true, the dependency is deprecated and a warning is logged only once upon the first resolution of the dependency.
  * @returns The decorator function to be applied on the class.
+ * @throws An {@link IdentifierRequiredError} if the identifier is not provided and the class name is not available.
  * @example
  * ```ts
  * \@Register('MyClassIdentifier')
@@ -19,12 +19,16 @@ import { Identifier } from '../types/Identifier';
  */
 export function Register<
     TargetType extends new (...args: unknown[]) => InstanceType<TargetType>,
->(identifier: Identifier, deprecated?: boolean) {
-    return function (constructor: TargetType, ...args: unknown[]): void {
-        // Get the instance of the DI container
-        const diContainer = TSinjex.getInstance();
+>(identifier?: Identifier, deprecated?: boolean) {
+    return function (
+        constructor: TargetType,
+        context: ClassDecoratorContext<TargetType>,
+    ) {
+        const _identifier = identifier ?? context.name;
 
-        // Register the class in the DI container
-        diContainer.register(identifier, constructor, deprecated);
+        if (_identifier == null) throw new IdentifierRequiredError();
+
+        const diContainer = TSinjex.getInstance();
+        diContainer.register(_identifier, constructor, deprecated);
     };
 }