INNER CODE UNIT · TypeScript

executeTask

VincentJouanne/nest-clean-architecture · common/utils/executeTask.ts:11

export const executeTask = async <E, A>(task: TaskEither<E, A>): Promise<A> => {
  const result = await task();
  return new Promise((resolve, reject) => {
    pipe(result, Either.fold(reject, resolve));
  });
};

/**
 * Given a taskEither, execute the task, and call the onLeft or OnRight callback.
 *
 * @param task: a TaskEither
 * @param onLeft
 * @param onRight
 */
export const executeAndHandle = async <E, A, B>(task: TaskEither<E, A>, onLeft: (error: E) => B, onRight: (data: A) => B): Promise<B> => {
  const result = await task();
  return pipe(result, Either.fold<E, A, B>(onLeft, onRight));
};

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