Return a string representation of the specified JSON object.

    @param value: a JSON object.

    @param null_string_rep: the string representation of the null
        object.

    @return: a string representation of the specified JSON object.

def json_to_string(value, null_string_repr='[]', trimable=False):
    """
    Return a string representation of the specified JSON object.

    @param value: a JSON object.

    @param null_string_rep: the string representation of the null
        object.

    @return: a string representation of the specified JSON object.
    """
    return null_string_repr if is_undefined(value) \
        else obj.jsonify(value, trimable=trimable)