@freemework/common/lib/esm/lifecycle/f_sleep.js

Common library of the Freemework Project.

import { FCancellationExecutionContext, FCancellationException } from "../cancellation/index.js";
import { FExecutionContext } from "../execution_context/index.js";
export function FSleep(data, ms) {
    return fsleep(data, ms);
}
export function fsleep(data, ms) {
    const cancellationToken = data instanceof FExecutionContext
        ? FCancellationExecutionContext.of(data).cancellationToken
        : data;
    return new Promise((resolve, reject) => {
        if (cancellationToken.isCancellationRequested) {
            return reject(new FCancellationException());
        }
        let timeout = null;
        if (ms !== undefined) {
            function timeoutCallback() {
                cancellationToken.removeCancelListener(cancelCallback);
                return resolve();
            }
            timeout = setTimeout(timeoutCallback, ms);
        }
        function cancelCallback() {
            cancellationToken.removeCancelListener(cancelCallback);
            if (timeout !== null) {
                clearTimeout(timeout);
            }
            return reject(new FCancellationException());
        }
        cancellationToken.addCancelListener(cancelCallback);
    });
}
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