serverless-spy
Version:
CDK-based library for writing elegant integration tests on AWS serverless architecture and an additional web console to monitor events in real time.
30 lines (29 loc) • 1.04 kB
JavaScript
import { runPolling } from "./poller";
import { validateWaiterOptions } from "./utils";
import { waiterServiceDefaults, WaiterState } from "./waiter";
const abortTimeout = async (abortSignal) => {
return new Promise((resolve) => {
const onAbort = () => resolve({ state: WaiterState.ABORTED });
if (typeof abortSignal.addEventListener === "function") {
abortSignal.addEventListener("abort", onAbort);
}
else {
abortSignal.onabort = onAbort;
}
});
};
export const createWaiter = async (options, input, acceptorChecks) => {
const params = {
...waiterServiceDefaults,
...options,
};
validateWaiterOptions(params);
const exitConditions = [runPolling(params, input, acceptorChecks)];
if (options.abortController) {
exitConditions.push(abortTimeout(options.abortController.signal));
}
if (options.abortSignal) {
exitConditions.push(abortTimeout(options.abortSignal));
}
return Promise.race(exitConditions);
};