site/source/layouts/docs.erb

<%#
# Licensed to the Apache Software Foundation (ASF) under one
# or more contributor license agreements.  See the NOTICE file
# distributed with this work for additional information
# regarding copyright ownership.  The ASF licenses this file
# to you under the Apache License, Version 2.0 (the
# "License"); you may not use this file except in compliance
# with the License.  You may obtain a copy of the License at
#
#   http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing,
# software distributed under the License is distributed on an
# "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
# KIND, either express or implied.  See the License for the
# specific language governing permissions and limitations
# under the License.
%>

<% wrap_layout :layout do %>

  <div class="row">
    <div class="col-md-3">
      <%= partial "layouts/docs_nav" %>
    </div>
    <div class="col-md-7">
      <%= 
        if current_page.data.section_name
          %|<h4 class="text-muted">#{current_page.data.section_name}</h4>|
        end
      %>
      <%= yield %>
    </div>
  </div>

<% end %>