terriajs/dist/Core/pollToPromise.js

Geospatial data visualization platform.

import Frozen from "terriajs-cesium/Source/Core/Frozen";
import getTimestamp from "terriajs-cesium/Source/Core/getTimestamp";
const pollToPromise = function (f, options) {
    options = options ?? Frozen.EMPTY_OBJECT;
    const pollInterval = options.pollInterval ?? 1;
    const timeout = options.timeout ?? 5000;
    return new Promise((resolve, reject) => {
        const startTimestamp = getTimestamp();
        const endTimestamp = startTimestamp + timeout;
        function poller() {
            if (f()) {
                resolve();
            }
            else {
                if (getTimestamp() > endTimestamp) {
                    reject();
                }
                else {
                    setTimeout(poller, pollInterval);
                }
            }
        }
        poller();
    });
};
export default pollToPromise;
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