@octopusdeploy/design-system-components/dist/src/components/Link/formatExternalUrl.js

The design systems component library.

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
exports.formatExternalUrl = formatExternalUrl;
function formatExternalUrl(href) {
    if (parseUrl(href)) {
        return href;
    }
    return "https://oc.to/" + href;
}
function parseUrl(url) {
    try {
        // We need these .startsWith checks because IE11 will assume URL("someString") is relative to the current
        // domain and won't throw (like every other browser in the universe).
        if (url.startsWith("http://") || url.startsWith("https://")) {
            const ignored = new URL(url);
            return true;
        }
        else {
            return false;
        }
    }
    catch (error) {
        return false;
    }
}