Fix delta

wiremod · Nov 15, 2023 · 085b095 · 085b095
1 parent 4bdb050
commit 085b095
Showing 1 changed file with 4 additions and 1 deletion.
diff --git a/lua/entities/gmod_wire_expression2/base/compiler.lua b/lua/entities/gmod_wire_expression2/base/compiler.lua
@@ -1483,7 +1483,10 @@ local CompileVisitors = {
 
 			local sub_op, sub_ty = self:GetOperator("sub", { var.type, var.type }, trace)
 			return function(state) ---@param state RuntimeContext
-				return sub_op(state, state.GlobalScope[var_name], state.GlobalScope["$" .. var_name])
+				local deltaName, current = "$" .. var_name, state.GlobalScope[var_name]
+				local ret = sub_op(state, current, state.GlobalScope[deltaName] or wire_expression_types2[var.type][2])
+				state.GlobalScope[deltaName] = current
+				return ret
 			end, sub_ty
 		elseif data[1] == Operator.Trg then -- ~
 			return function(state) ---@param state RuntimeContext