@difizen/mana-syringe/es/features/auto-factory.js

import { Syringe } from "../core";
import { transient } from "../decorator";
import { registerSideOption } from "../side-option";
export var AutoFactoryOption = Syringe.defineToken('AutoFactoryOption');
export var AutoFactoryMeta = Syringe.defineToken('AutoFactoryMeta', {
  multiple: false
});
export function autoFactory() {
  return function (target) {
    var AutoFactoryToken = Symbol();
    Reflect.defineMetadata(AutoFactoryMeta, AutoFactoryToken, target);
    transient()(target);
    registerSideOption({
      token: AutoFactoryToken,
      useFactory: function useFactory(ctx) {
        return function (option) {
          var child = ctx.container.createChild();
          child.register({
            token: AutoFactoryOption,
            useValue: option
          });
          return child.get(target);
        };
      }
    }, target);
  };
}
export var toAutoFactory = function toAutoFactory(target) {
  var factoryToken = Reflect.getOwnMetadata(AutoFactoryMeta, target);
  if (!factoryToken) {
    throw new Error("Cannot find factory token for ".concat(target.constructor.name));
  }
  return factoryToken;
};