function prepareOptions(value) {
    var options = {};

    if (isType(value, 'String')) {
        XRegExp.forEach(value, /[^\s,]+/, function(match) {
            options[match] = true;
        });

        return options;
    }

    return value;
}
Prepares an options object from the given value.

@private
@param {String|Object} value Value to convert to an options object.
@returns {Object} Options object.