configuration to add command to open a url in a background tab on vimperator vimperatorでバックグラウンドタブでurlを開くコマンドを追加

gistfile1.txt

javascript <<EOM
commands.add(["backgroundtabopen", "bt[open]", "btabnew"],
    "Open one or more URLs in a new background tab",
    function (args) {
        let index = tabs.getTab();
        let special = args.bang;
        args = args.string;

        if (options.get("activate").has("all", "tabopen"))
            special = !special;
        let where = special ? liberator.NEW_TAB : liberator.NEW_BACKGROUND_TAB;
        if (args)
            liberator.open(args, { where: where });
        else
            liberator.open("", { where: where });
        tabs.selectAlternateTab(); 
    }, {
        bang: true,
        completer: function (context) completion.url(context),
        literal: 0,
        privateData: true
    }
);
EOM