[lua] Add ev.tileset value to remaptileset event

src/app/script/docobj.h

@@ -23,7 +23,7 @@ template <typename T> void push_docobj(lua_State* L, doc::ObjectId id) {
   lua_setmetatable(L, -2);
 }
 
-template <typename T> void push_docobj(lua_State* L, T* obj) {
+template <typename T> void push_docobj(lua_State* L, const T* obj) {
   push_docobj<T>(L, obj->id());
 }
 

src/app/script/engine.h

@@ -162,7 +162,7 @@ namespace app {
   void push_sprite_slices(lua_State* L, doc::Sprite* sprite);
   void push_sprite_tags(lua_State* L, doc::Sprite* sprite);
   void push_sprites(lua_State* L);
-  void push_tileset(lua_State* L, doc::Tileset* tileset);
+  void push_tileset(lua_State* L, const doc::Tileset* tileset);
   void push_tileset_image(lua_State* L, doc::Tileset* tileset, doc::Image* image);
   void push_tilesets(lua_State* L, doc::Tilesets* tilesets);
   void push_tool(lua_State* L, app::tools::Tool* tool);

src/app/script/events_class.cpp

@@ -264,6 +264,7 @@ public:
   void onRemapTileset(DocEvent& ev, const doc::Remap& remap) override {
     const bool fromUndo = (ev.document()->transaction() == nullptr);
     call(RemapTileset, { { "remap", std::any(&remap) },
+                         { "tileset", std::any((const doc::Tileset*)ev.tileset()) },
                          { "fromUndo", fromUndo } });
   }
 

src/app/script/tileset_class.cpp

@@ -114,7 +114,7 @@ void register_tileset_class(lua_State* L)
   REG_CLASS_PROPERTIES(L, Tileset);
 }
 
-void push_tileset(lua_State* L, Tileset* tileset)
+void push_tileset(lua_State* L, const Tileset* tileset)
 {
   push_docobj(L, tileset);
 }

src/app/script/values.cpp

@@ -113,6 +113,8 @@ void push_value_to_lua(lua_State* L, const std::any& value) {
     push_value_to_lua(L, *v);
   else if (auto v = std::any_cast<const doc::Remap*>(&value))
     push_value_to_lua(L, **v);
+  else if (auto v = std::any_cast<const doc::Tileset*>(&value))
+    push_tileset(L, *v);
   else {
     ASSERT(false);
     throw std::runtime_error("Cannot convert type inside std::any");