links.js

function pageLinks(context, win) {
    context.title = ["Link Text", "Destination"];
    context.keys = { text: function (item) item.textContent.trim(), description: "href" };
    context.anchored = false;

    context.pushProcessor(0, function (item, text, next) <a href={item.item.href}>{next(item, text)}</a>);
    context.filters[0] = CompletionContext.Filter.textDescription;
    context.filters.push(function (item) item.text);

    context.completions = Iterator(DOM("a[href]:not([href^='javascript:'])",
                                       win.document));
}

group.commands.add(["links"],
    "Display all links on the current page",
    function (args) {
        if (args["-open"])
            dactyl.open(completion.runCompleter(pageLinks, args[0], 0, buffer.focusedFrame)
                                  .map(function (a) a.href),
                        { from: ":links" });
        else
            completion.listCompleter(pageLinks, args[0], 0, buffer.focusedFrame);
    },
    {
        argCount: "?",
        completer: function (context) pageLinks(context, buffer.focusedFrame),
        options: [
            {
                names: ["-open", "-o"],
                description: "Open the matching links",
                type: CommandOption.NOARG
            }
        ]
    }, true);