Update changelog, rerun hooks, add an assert

CHANGELOG

@@ -1,6 +1,6 @@
 v0.7 (unreleased):
 
-- ...
+- Added 'after' parameter to Template.add(). (#281, #315)
 
 v0.6.6 (released January 4, 2024):
 

docs/changelog.rst

@@ -7,7 +7,9 @@ v0.7
 Unreleased
 (`changes <https://github.com/earwig/mwparserfromhell/compare/v0.6.6...main>`__):
 
-- ...
+- Added 'after' parameter to Template.add().
+  (`#281 <https://github.com/earwig/mwparserfromhell/issues/281>`_,
+  `#315 <https://github.com/earwig/mwparserfromhell/pull/315>`_)
 
 v0.6.6
 ------

scripts/memtest.py

@@ -114,7 +114,7 @@ def _print_results(info1, info2):
     def run(self):
         """Run the memory test suite."""
         width = 1
-        for (name, _) in self._tests:
+        for name, _ in self._tests:
             if len(name) > width:
                 width = len(name)
 

src/mwparserfromhell/nodes/template.py

@@ -237,8 +237,9 @@ def get(self, name, default=_UNSET):
     def __getitem__(self, name):
         return self.get(name)
 
-    def add(self, name, value, showkey=None, before=None, after=None,
-            preserve_spacing=True):
+    def add(
+        self, name, value, showkey=None, before=None, after=None, preserve_spacing=True
+    ):
         """Add a parameter to the template with a given *name* and *value*.
 
         *name* and *value* can be anything parsable by
@@ -317,13 +318,14 @@ def add(self, name, value, showkey=None, before=None, after=None,
 
         param = Parameter(name, value, showkey)
         if before:
+            assert after is None, "Cannot set a value for both 'before' and 'after'"
             if not isinstance(before, Parameter):
                 before = self.get(before)
             self.params.insert(self.params.index(before), param)
         elif after:
             if not isinstance(after, Parameter):
                 after = self.get(after)
-            self.params.insert(self.params.index(after)+1, param)
+            self.params.insert(self.params.index(after) + 1, param)
         else:
             self.params.append(param)
         return param

src/mwparserfromhell/parser/ctokenizer/avl_tree.c

@@ -19,7 +19,7 @@
  */
 
 #define false 0
-#define true 1
+#define true  1
 
 typedef int bool;
 

tests/test_template.py

@@ -334,8 +334,12 @@ def test_add():
     node40.add("3", "d")
     node41.add("3", "d")
     node42.add("b", "hello")
-    node43 = Template(wraptext("a"), [pgens("b", "c"), pgens("d", "e"), pgens("f", "g")])
-    node44 = Template(wraptext("a"), [pgens("b", "c"), pgens("d", "e"), pgens("f", "g")])
+    node43 = Template(
+        wraptext("a"), [pgens("b", "c"), pgens("d", "e"), pgens("f", "g")]
+    )
+    node44 = Template(
+        wraptext("a"), [pgens("b", "c"), pgens("d", "e"), pgens("f", "g")]
+    )
     node43.add("new_param", "value", after="d")
     node44.add("new_param", "value", after="f")