Auto delete MetaData when = 0 (#8770)

* Auto delete MetaData when = 0
minetest · May 2, 2020 · 808eb4c5714da5ac36f4a70653d6b3805060828c · 808eb4c
1 parent 61d9398
commit 808eb4c5714da5ac36f4a70653d6b3805060828c
Unified Split

Showing with 6 additions and 2 deletions.

+6 −2 src/script/lua_api/l_metadata.cpp
diff --git a/src/script/lua_api/l_metadata.cpp b/src/script/lua_api/l_metadata.cpp
@@ -153,7 +153,9 @@ int MetaDataRef::l_set_int(lua_State *L)
 	MetaDataRef *ref = checkobject(L, 1);
 	std::string name = luaL_checkstring(L, 2);
 	int a = luaL_checkint(L, 3);
-	std::string str = itos(a);
+	std::string str;
+	if (a != 0)
+		str = itos(a);
 
 	Metadata *meta = ref->getmeta(true);
 	if (meta == NULL || str == meta->getString(name))
@@ -191,7 +193,9 @@ int MetaDataRef::l_set_float(lua_State *L)
 	MetaDataRef *ref = checkobject(L, 1);
 	std::string name = luaL_checkstring(L, 2);
 	float a = readParam<float>(L, 3);
-	std::string str = ftos(a);
+	std::string str;
+	if (a != 0)
+		str = ftos(a);
 
 	Metadata *meta = ref->getmeta(true);
 	if (meta == NULL || str == meta->getString(name))