// it resumes reading the next one down.
type Stack struct {
	tr []TokenReader
}

// Push adds tr to the top (end) of the input stack. (Popping happens automatically.)
func (s *Stack) Push(tr TokenReader) {
	s.tr = append(s.tr, tr)
}

func (s *Stack) Next() ScanToken {
	tos := s.tr[len(s.tr)-1]
	tok := tos.Next()
	for tok == scanner.EOF && len(s.tr) > 1 {
		tos.Close()

содержать несколько полей. <details><summary>поля <code>contact</code></summary><table><thead><tr><th>Параметр</th><th>Тип</th><th>Описание</th></tr></thead><tbody><tr><td><code>name</code></td><td><code>str</code></td><td>Идентификационное имя контактного лица/организации.</td></tr><tr><td><code>url</code></td><td><code>str</code></td><td>URL указывающий на контактную информацию. ДОЛЖЕН быть в формате URL.</td></tr><tr><td><code>email</code></td><td><code>str</code></td><td>Email адрес контактного лица/организации....

                                    </tr>
                                    <tr>
                                        <th><la:message key="labels.sortOrder"/></th>
                                        <td>${f:h(sortOrder)}<la:hidden property="sortOrder"/></td>
                                    </tr>
                                    <tr>

                                            </tr>
                                            </thead>
                                            <tbody>
                                            <c:if test="${not empty path and not empty parentId}">
                                                <tr data-href="${contextPath}/admin/storage/list/${f:u(data.parentId)}/">

                                        <tr>
                                            <th><la:message key="labels.user_homePhone"/></th>
                                            <td>${f:h(attributes.homePhone)}<la:hidden
                                                    property="attributes.homePhone"/></td>
                                        </tr>
                                        <tr>

                                    </tr>
                                    <tr>
                                        <th><la:message
                                                key="labels.sortOrder"/></th>
                                        <td>${f:h(sortOrder)}<la:hidden property="sortOrder"/></td>
                                    </tr>
                                    <tr>

 * <tr>
 * <td>{@link DateFormat#LONG} format</td>
 * <td>{@literal yyyy/MM/dd}</td>
 * </tr>
 * <tr>
 * <td>{@link DateFormat#FULL} format</td>
 * <td>{@literal yyyy'nen'M'gatsu'd'nichi'}</td>
 * </tr>
 * <tr>
 * <td rowspan="4">Plain formats</td>
 * <td>{@link DateFormat#SHORT} format without delimiters</td>
 * <td>{@literal yyMMdd}</td>
 * </tr>
 * <tr>
 * <td>{@link DateFormat#MEDIUM} format without delimiters</td>

                                    </tr>
                                    <tr>
                                        <th><la:message key="labels.permissions"/></th>
                                        <td>${f:br(f:h(permissions))}<la:hidden
                                                property="permissions"/></td>
                                    </tr>
                                    <tr>

     * {@code
     * <table>
     * <tr><th>Type</th><th>Name</th></tr>
     * <tr><td>SID_TYPE_USE_NONE</td><td>0</td></tr>
     * <tr><td>SID_TYPE_USER</td><td>User</td></tr>
     * <tr><td>SID_TYPE_DOM_GRP</td><td>Domain group</td></tr>
     * <tr><td>SID_TYPE_DOMAIN</td><td>Domain</td></tr>
     * <tr><td>SID_TYPE_ALIAS</td><td>Local group</td></tr>
     * <tr><td>SID_TYPE_WKN_GRP</td><td>Builtin group</td></tr>

                                    </tr>
                                    <tr>
                                        <th><la:message
                                                key="labels.file_auth_username"/></th>
                                        <td>${f:h(username)}<la:hidden property="username"/></td>
                                    </tr>
                                    <tr>