amcgee/remjs

var skipHandler = function( req ) {
    if ( req.method !== 'GET' || !req.query.skip ) {
        return null;
    }

    var skip = null;
    try {
        skip = parseInt( req.query.skip );
    } catch (e) {
        return null;
    }
    var options = {
        before: function( cursor ) {
            return cursor.skip(skip);
        }
    };
    return options;
};

module.exports = skipHandler;