Stop processing expressions when a match was found

When a filter with a creation date matches, don't process expression
with the remaining filters.

test/test_list_command.py

@@ -379,6 +379,13 @@ class ListCommandTest(CommandTest):
         self.assertEqual(self.output, "|  1| (A) item 1\n")
         self.assertEqual(self.errors, "")
 
+    def test_list47(self):
+        command = ListCommand(["created:2015-11-05"], self.todolist, self.out, self.error)
+        command.execute()
+
+        self.assertEqual(self.output, "|  1| (C) 2015-11-05 Foo @Context2 Not@Context +Project1 Not+Project\n")
+        self.assertEqual(self.errors, "")
+
     def test_help(self):
         command = ListCommand(["help"], self.todolist, self.out, self.error)
         command.execute()

topydo/lib/ExpressionCommand.py

@@ -62,6 +62,7 @@ class ExpressionCommand(Command):
                 for match, _filter in Filter.MATCHES:
                     if re.match(match, arg):
                         argfilter = _filter(arg)
+                        break
 
                 if not argfilter:
                     argfilter = Filter.GrepFilter(arg)