Method terminate

src/effected.ts:844–858

(effect: any, handler: (...payloads: unknown[]) => unknown)

    : never,
  ): Effected<ExcludeEffect<E, Effect<Name>>, R | T>;
  terminate(effect: any, handler: (...payloads: unknown[]) => unknown) {
    return this.handle(effect, (({ terminate }: any, ...payloads: unknown[]) => {
      const it = handler(...payloads);
      if (!(it instanceof Effected) && !isGenerator(it)) return terminate(it);
      const iterator = it[Symbol.iterator]();
      return {
        _effectedIterator: true,
        next: (...args: [] | [unknown]) => {
          const result = iterator.next(...args);
          if (result.done) return { done: true, value: terminate(result.value) };
          return result;
        },
      };
    }) as never);
  }

  /**
   * Overwrite the return value of the effected program with a new value.