Function waitUntil

e2e/runJest.ts:262–278

(fn: ConditionFunction)

    },

    async waitUntil(fn: ConditionFunction) {
      await new Promise<void>((resolve, reject) => {
        const check: CheckerFunction = state => {
          if (fn(state)) {
            pending.delete(check);
            pendingRejection.delete(check);
            resolve();
          }
        };
        const error = new ErrorWithStack(
          'Process exited',
          continuousRun.waitUntil,
        );
        pendingRejection.set(check, () => reject(error));
        pending.add(check);
      });
    },
  };

  return continuousRun;