luaL_error use replaced with c++ exceptions

src/logic/scripting/lua/libhud.cpp

@@ -10,6 +10,7 @@
 #include "../../../graphics/ui/elements/InventoryView.hpp"
 #include "../../../items/Inventories.hpp"
 #include "../../../logic/BlocksController.hpp"
+#include "../../../util/stringutil.hpp"
 #include "../../../voxels/Block.hpp"
 #include "../../../voxels/Chunks.hpp"
 #include "../../../voxels/voxel.hpp"
@@ -45,17 +46,18 @@ static int l_hud_open_block(lua_State* L) {
 
     voxel* vox = scripting::level->chunks->get(x, y, z);
     if (vox == nullptr) {
-        luaL_error(L, "block does not exists at %d %d %d", x, y, z);
+        throw std::runtime_error("block does not exists at "+
+            std::to_string(x) + " " + std::to_string(y) + " " + std::to_string(z)
+        );
     }
     auto def = scripting::content->getIndices()->getBlockDef(vox->id);
     auto assets = scripting::engine->getAssets();
     auto layout = assets->getLayout(def->uiLayout);
     if (layout == nullptr) {
-        luaL_error(L, "block '%s' has no ui layout", def->name.c_str());
+        throw std::runtime_error("block '"+def->name+"' has no ui layout");
     }
 
     auto id = scripting::blocks->createBlockInventory(x, y, z);
-
     scripting::hud->openInventory(
         glm::ivec3(x, y, z), layout, scripting::level->inventories->get(id), playerInventory
     );
@@ -72,7 +74,7 @@ static int l_hud_show_overlay(lua_State* L) {
     auto assets = scripting::engine->getAssets();
     auto layout = assets->getLayout(name);
     if (layout == nullptr) {
-        luaL_error(L, "there is no ui layout '%s'", name);
+        throw std::runtime_error("there is no ui layout "+util::quote(name));
     }
     scripting::hud->showOverlay(layout, playerInventory);
     return 0;
@@ -82,7 +84,7 @@ static UiDocument* require_layout(lua_State* L, const char* name) {
     auto assets = scripting::engine->getAssets();
     auto layout = assets->getLayout(name);
     if (layout == nullptr) {
-        luaL_error(L, "layout '%s' is not found", name);
+        throw std::runtime_error("layout '"+std::string(name)+"' is not found");
     }
     return layout;
 }