fix: better namespace support

src/rougail/output_json/__init__.py

@@ -20,6 +20,7 @@ from typing import Any, List, Optional
 
 from json import dumps
 
+from tiramisu import groups
 from tiramisu.error import PropertiesOptionError, ConfigError
 from rougail.error import ExtensionError
 
@@ -50,6 +51,11 @@ class RougailOutputJson:
             )
         self.rougailconfig = rougailconfig
         self.config = config
+        try:
+            groups.namespace
+            self.support_namespace = True
+        except AttributeError:
+            self.support_namespace = False
         if user_data_errors:
             self.errors = user_data_errors
         else:
@@ -81,8 +87,6 @@ class RougailOutputJson:
             self.config.property.read_write()
             self.mandatory()
             self.config.property.importation(ori_properties)
-        if self.manage_errors():
-            return False
         self.manage_warnings()
         if self.get:
             config = self.config.option(self.get)
@@ -94,8 +98,9 @@ class RougailOutputJson:
         self.parse_family(
             config,
             self.dico,
+            None,
         )
-        return True
+        return self.manage_errors()
 
     def mandatory(self):
         title = False
@@ -144,6 +149,7 @@ class RougailOutputJson:
         self,
         conf,
         child,
+        namespace,
     ):
         for option in conf:
             if option.isoptiondescription():
@@ -154,10 +160,17 @@ class RougailOutputJson:
                         parent,
                     )
                 else:
+                    if namespace is None and self.support_namespace and option.group_type() is groups.namespace:
+                        subnamespace = option.name()
+                    else:
+                        subnamespace = namespace
                     parent = {}
-                    self.parse_family(option, parent)
+                    self.parse_family(option, parent, subnamespace)
                 child[option.name()] = parent
             else:
+                self.parse_variable(option, child)
+
+    def parse_variable(self, option, child):
         child[option.name()] = option.value.get()
 
     def parse_leadership(