@nowarajs/singleton-manager/dist/index.js

Singleton Manager is a package that provides a simple way to manage singletons in your application. It allows you to create, retrieve, and manage singletons with ease and type safety.

// @bun
// source/singletonManager.ts
import { BaseError } from "@nowarajs/error";

// source/enums/singletonManagerErrorKeys.ts
var SINGLETON_MANAGER_ERROR_KEYS = {
  CLASS_CONSTRUCTOR_ALREADY_REGISTERED: "singletonManager.error.class_constructor_already_registered",
  CLASS_CONSTRUCTOR_NOT_REGISTERED: "singletonManager.error.class_constructor_not_registered"
};

// source/singletonManager.ts
class SingletonManager {
  static _registry = new Map;
  static register(name, constructor, ...args) {
    if (this._registry.has(name))
      throw new BaseError({
        message: SINGLETON_MANAGER_ERROR_KEYS.CLASS_CONSTRUCTOR_ALREADY_REGISTERED,
        cause: { name }
      });
    this._registry.set(name, new constructor(...args));
  }
  static unregister(name) {
    if (!this._registry.has(name))
      throw new BaseError({
        message: SINGLETON_MANAGER_ERROR_KEYS.CLASS_CONSTRUCTOR_NOT_REGISTERED,
        cause: { name }
      });
    this._registry.delete(name);
  }
  static get(name) {
    if (!this._registry.has(name))
      throw new BaseError({
        message: SINGLETON_MANAGER_ERROR_KEYS.CLASS_CONSTRUCTOR_NOT_REGISTERED,
        cause: { name }
      });
    return this._registry.get(name);
  }
  static has(name) {
    return this._registry.has(name);
  }
}
export {
  SingletonManager
};