Fix Content::View::remove

apps/openmw_test_suite/lua/test_ui_content.cpp

@@ -119,15 +119,17 @@ namespace
         auto table = makeTable();
         LuaUi::Content::View content = makeContent(table);
         EXPECT_ANY_THROW(content.at(0));
+        EXPECT_EQ(content.size(), 0);   
         content.assign(content.size(), makeTable());
+        EXPECT_EQ(content.size(), 1);
         content.assign(content.size(), makeTable());
+        EXPECT_EQ(content.size(), 2);
         content.assign(content.size(), makeTable());
         EXPECT_EQ(content.size(), 3);
         EXPECT_ANY_THROW(content.at(3));
         EXPECT_ANY_THROW(content.remove(3));
-        EXPECT_NO_THROW(content.remove(1)); // TODO: something cursed happens here, even __newindex is not called!
-        EXPECT_EQ(content.size(), 2);
-        EXPECT_NO_THROW(content.at(2));
+        content.remove(2);
         EXPECT_EQ(content.size(), 2);
+        EXPECT_ANY_THROW(content.at(2));
     }
 }

components/lua_ui/content.hpp

@@ -78,16 +78,18 @@ namespace LuaUi::Content
         void remove(size_t index)
         {
             if (index < size())
-                mTable[toLua(index)] = sol::nil;
+                // for some reason mTable[key] = value doesn't call __newindex
+                mTable[sol::metatable_key][sol::meta_function::new_index].get<sol::protected_function>()(mTable, toLua(index), sol::nil);
             else
                 throw std::domain_error("Invalid Content index");
         }
         void remove(std::string_view name)
         {
-            if (indexOf(name).has_value())
-                mTable[name] = sol::nil;
+            auto index = indexOf(name);
+            if (index.has_value())
+                remove(index.value());
             else
-                throw std::domain_error("Invalid Content index");
+                throw std::domain_error("Invalid Content key");
         }
         std::optional<size_t> indexOf(std::string_view name) const
         {

components/lua_ui/content.lua

@@ -79,7 +79,6 @@ M.__index = function(self, key)
     return rawget(self, index)
 end
 local function remove(self, index)
-    print('remove', #self, index)
     local oldName = nameAt(self, index)
     if oldName then
         self.__nameIndex[oldName] = nil
@@ -95,7 +94,6 @@ local function remove(self, index)
         end
     end
     rawset(self, #self, nil)
-    print('removed', #self)
 end
 local function assign(self, index, value)
     local oldName = nameAt(self, index)
@@ -108,7 +106,6 @@ local function assign(self, index, value)
     end
 end
 M.__newindex = function(self, key, value)
-    print('__newindex ', key, value)
     local index = getIndexFromKey(self, key)
     if value == nil then
         remove(self, index)
@@ -131,14 +128,5 @@ M.__pairs = function(self)
 end
 M.__ipairs = M.__pairs
 
-local test = M.new({})
-test:insert(1, {})
-test[2] = {}
-assert(#test == 2, "Wrong size")
-test:add({ name = 'a' })
-assert(getIndexFromKey(test, 'a') == 3, getIndexFromKey(test, 'a'))
-assert(type(test.a) == 'table', type(test.a))
-assert(test.a.name == 'a', 'wrong table')
-
 return M
 )"