Attempting to build up a simple but usable language definition from wiki output at: http://en.wikibooks.org/wiki/OpenSCAD_User_Manual/The_OpenSCAD_Language

parseSCAD.js

var ran = 0,
    loops = 0,
    helpDoc = { toc: $('#toc ul:first').html(), terms: [] };

$('.mw-headline').each(function () {
    var stash = $('<div>'),
        $this = $(this),
        context = $this.parent().next(),
        l = 0,
        helpTerm = { id: $this.text().trim() };

    // Skips and limits while debugging
    if (loops++ < 2) return true; // Ignore the first n items
    // if(ran++ > 30) return false;  // Limit processing to the first n items

    // Process the tree by looping until the next element containing a '.mw-headline' child is found
    do {
        var tag = context[0].tagName.toLowerCase();

        if (l++ == 0 && tag == 'p') {
            helpTerm.abstract = context.html();
            context = context.next();
            continue;
        }

        // Add the markup for this element to the output
        stash.append(context.clone());

        // Extract the contents of dl elements into the parameters ojbect
        if (tag == "dl") {
            var params = [];

            context.find('dt').each(function () {
                var dt = $(this)
                dd = dt.next();

                if (dd.length == 1 && dd[0].tagName.toLowerCase() == 'dd') {
                    params.push({ term: dt.text().trim(), details: dd.html() });
                } else {
                    console.log('Missing definition: ', context[0], dt, dd);
                }
            });

            helpTerm.parameters = params;
        }

        context = context.next();

        // Continue looping until we find an element which has a '.mw-headline' child
    } while (context.find('.mw-headline').length == 0 && context.length > 0);

    helpTerm.helpText = stash.html();

    helpDoc.terms.push(helpTerm);

});

function dumpToTextarea() {
    var $footer = $('#footer-info');
    $footer.empty();

    $('<textarea>').css({ width: '100%', height: '300px' }).val(JSON.stringify(helpDoc)).appendTo($footer);
}

// dumpToTextarea();

// Prevent the Chrome console from dumping the matches from the previous jQuery call
helpDoc;