Add noshow option to selectively show relations on items

doc/usage.rst

@@ -54,13 +54,17 @@ Documentation items can be defined using the *item* directive, specifying:
         :validated_by: ITEST-MY_FIRST_INTEGRATION_TEST
         :ext_polarion_reference: project_x:workitem_y
         :nocaptions:
+        :noshow: validated_by
 
         According to the Polarion reference, the software **shall** implement my first requirement.
 
 Attributes can be added to the item, using the configured attribute keys in :ref:`traceability_default_config`
 (e.g. *value* in the above example). The content of the attribute is treated as a single string and should
 match_ the regular expression in configuration.
 
+The *noshow* is a space-seperated list of relation types. The relations to other items will not be shown for the
+mentioned relation types.
+
 The relations to other documentation items can be specified as:
 
 - a space-separated list of item ID's, or

mlx/traceability/directives/item_directive.py

@@ -63,7 +63,8 @@ def _process_relationships(self, *args):
         All targets get naturally sorted per relationship.
         """
         for rel, targets in self._item.all_relations:
-            self._list_targets_for_relation(rel, targets, *args)
+            if rel not in self['noshow']:
+                self._list_targets_for_relation(rel, targets, *args)
 
     def _list_targets_for_relation(self, relation, targets, dl_node, app):
         """ Add a list with all targets for a specific relation to the given definition list.
@@ -129,6 +130,7 @@ class ItemDirective(TraceableBaseDirective):
     option_spec = {
         'class': directives.class_option,
         'nocaptions': directives.flag,
+        'noshow': directives.unchanged,
     }
     # Content allowed
     has_content = True
@@ -149,6 +151,12 @@ def run(self):
             item_node['classes'].append('collapse')
         if 'class' in self.options:
             item_node['classes'].extend(self.options.get('class'))
+        self.process_options(
+            item_node,
+            {
+                'noshow': {'default': []},
+            },
+        )
         item = self._store_item_info(target_id, env)
         if item is None:
             return []