resolves #64 preserve attribute entries above tabs block

CHANGELOG.adoc

@@ -10,6 +10,10 @@ For a detailed view of what has changed, refer to the {url-repo}/commits/main[co
 
 * Repurpose example block as open block if filetype is not html
 
+=== Fixed
+
+* Preserve attribute entries above tabs block (#64)
+
 == 1.0.0-beta.5 (2023-05-28) - @mojavelinux
 
 === Changed

lib/asciidoctor/tabs/block.rb

@@ -18,7 +18,9 @@ def process parent, reader, attrs
         tabs_role = 'tabs' + (!(block.option? 'nosync') && ((block.option? 'sync') || (doc.option? 'tabs-sync')) ?
           ((gid = attrs['sync-group-id']) ? %( is-sync data-sync-group-id=#{gid.gsub ' ', ?\u00a0}) : ' is-sync') : '')
         tabs_role += (tabs_user_role = attrs['role']) ? %( #{tabs_user_role} is-loading) : ' is-loading'
-        (tabs = create_open_block parent, nil, { 'id' => tabs_id, 'role' => tabs_role }).title = attrs['title']
+        tabs_attrs = { 'id' => tabs_id, 'role' => tabs_role }
+        tabs_attrs[:attribute_entries] = attrs[:attribute_entries] if attrs.key? :attribute_entries
+        (tabs = create_open_block parent, nil, tabs_attrs).title = attrs['title']
         tablist = create_list parent, :ulist, { 'role' => 'tablist' }
         panes = {}
         set_id_on_tab = (doc.backend == 'html5') || (list_item_supports_id? doc)

spec/tabs_spec.rb

@@ -230,6 +230,47 @@
       (expect actual).to eql expected
     end
 
+    it 'should preserve attribute entries above tabs block' do
+      input = <<~'END'
+      before
+
+      :foo: bar
+
+      [tabs]
+      ====
+      foo:: {foo}
+      ====
+      END
+      expected = <<~'END'.chomp
+      <div class="paragraph">
+      <p>before</p>
+      </div>
+      <div id="_tabs_1" class="openblock tabs is-loading">
+      <div class="content">
+      <div class="ulist tablist">
+      <ul>
+      <li id="_tabs_1_foo" class="tab">
+      <p>foo</p>
+      </li>
+      </ul>
+      </div>
+      <div id="_tabs_1_foo--panel" class="tabpanel" aria-labelledby="_tabs_1_foo">
+      <div class="paragraph">
+      <p>bar</p>
+      </div>
+      </div>
+      </div>
+      </div>
+      END
+
+      with_memory_logger :info do |logger|
+        doc = Asciidoctor.load input
+        actual = doc.convert
+        (expect actual).to eql expected
+        (expect logger).to be_empty
+      end
+    end
+
     it 'should not register docinfo processors for embedded document' do
       input = hello_tabs
       (expect (Asciidoctor.load input).extensions.docinfo_processors?).to be false