make Section objects arbitarily nestable

piqueserver/config.py

@@ -104,11 +104,14 @@ class Section():
     def __init__(self, store, name):
         self.store = store
         self.name = name
+        self.sections = {}
         self.options = {}
 
     def _validate_all(self):
         for option in self.options.values():
             option.validate(option.get())
+        for section in self.sections.values():
+            section._validate_all()
 
     def get_dict(self):
         return self.store.get_dict().get(self.name, {})
@@ -135,6 +138,11 @@ def set(self, name, value):
         section[name] = value
         self.store.set(self.name, section)
 
+    def section(self, name):
+        section = Section(self, name)
+        self.sections[name] = section
+        return section
+
     def option(self, name, cast=None, default=None, validate=None):
         option = Option(self, name, default, cast, validate)
         self.options[name] = option

tests/example_config/simple.toml

@@ -6,10 +6,13 @@ name = "piqueserver instance"
 game_mode = "ctf"
 port = 4567
 
-  [passwords]
-  admin = ["adminpass1", "adminpass2", "adminpass3"]
-  moderator = ["modpass"]
+[passwords]
+admin = ["adminpass1", "adminpass2", "adminpass3"]
+moderator = ["modpass"]
 
 [squad]
 respawn_time = 32
 size = 5
+
+[server.things]
+thing1 = "something"

tests/piqueserver/test_config.py

@@ -134,3 +134,19 @@ def test_json(self):
         # "name" : "piqueserver instance",
         name = config.option('name')
         self.assertEqual(name.get(), 'piqueserver instance')
+
+    def test_more_nested(self):
+        f = 'tests/example_config/simple.toml'
+        config.load_from_file(open(f))
+
+        server_config = config.section('server')
+        port = server_config.option('port')
+        self.assertEqual(port.get(), 4567)
+
+        thing_config = server_config.section('things')
+        self.assertEqual(thing_config.option('thing1').get(), 'something')
+
+        thing2 = thing_config.option('thing2')
+        thing2.set('something else')
+
+        self.assertEqual(thing_config.get_dict(), {'thing1': 'something', 'thing2': 'something else'})