// imported from https://github.com/galkn/parseuri
/**
 * Parses a URI
 *
 * Note: we could also have used the built-in URL object, but it isn't supported on all platforms.
 *
 * See:
 * - https://developer.mozilla.org/en-US/docs/Web/API/URL
 * - https://caniuse.com/url
 * - https://www.rfc-editor.org/rfc/rfc3986#appendix-B
 *
 * History of the parse() method:
 * - first commit: https://github.com/socketio/socket.io-client/commit/4ee1d5d94b3906a9c052b459f1a818b15f38f91c
 * - export into its own module: https://github.com/socketio/engine.io-client/commit/de2c561e4564efeb78f1bdb1ba39ef81b2822cb3
 * - reimport: https://github.com/socketio/engine.io-client/commit/df32277c3f6d622eec5ed09f493cae3f3391d242
 *
 * @author Steven Levithan <stevenlevithan.com> (MIT license)
 * @api private
 */
const re = /^(?:(?![^:@\/?#]+:[^:@\/]*@)(http|https|ws|wss):\/\/)?((?:(([^:@\/?#]*)(?::([^:@\/?#]*))?)?@)?((?:[a-f0-9]{0,4}:){2,7}[a-f0-9]{0,4}|[^:\/?#]*)(?::(\d*))?)(((\/(?:[^?#](?![^?#\/]*\.[^?#\/.]+(?:[?#]|$)))*\/?)?([^?#\/]*))(?:\?([^#]*))?(?:#(.*))?)/;
const parts = [
    'source', 'protocol', 'authority', 'userInfo', 'user', 'password', 'host', 'port', 'relative', 'path', 'directory', 'file', 'query', 'anchor'
];
export function parse(str) {
    const src = str, b = str.indexOf('['), e = str.indexOf(']');
    if (b != -1 && e != -1) {
        str = str.substring(0, b) + str.substring(b, e).replace(/:/g, ';') + str.substring(e, str.length);
    }
    let m = re.exec(str || ''), uri = {}, i = 14;
    while (i--) {
        uri[parts[i]] = m[i] || '';
    }
    if (b != -1 && e != -1) {
        uri.source = src;
        uri.host = uri.host.substring(1, uri.host.length - 1).replace(/;/g, ':');
        uri.authority = uri.authority.replace('[', '').replace(']', '').replace(/;/g, ':');
        uri.ipv6uri = true;
    }
    uri.pathNames = pathNames(uri, uri['path']);
    uri.queryKey = queryKey(uri, uri['query']);
    return uri;
}
function pathNames(obj, path) {
    const regx = /\/{2,9}/g, names = path.replace(regx, "/").split("/");
    if (path.slice(0, 1) == '/' || path.length === 0) {
        names.splice(0, 1);
    }
    if (path.slice(-1) == '/') {
        names.splice(names.length - 1, 1);
    }
    return names;
}
function queryKey(uri, query) {
    const data = {};
    query.replace(/(?:^|&)([^&=]*)=?([^&]*)/g, function ($0, $1, $2) {
        if ($1) {
            data[$1] = $2;
        }
    });
    return data;
}