Implemented struct size calculation after a scan

src/compiler/Compile.go

@@ -65,6 +65,17 @@ func Compile(files <-chan *fs.File, functions <-chan *core.Function, structs <-c
 		}
 	}
 
+	// Calculate size of structs
+	for _, typ := range allTypes {
+		structure, isStruct := typ.(*types.Struct)
+
+		if !isStruct {
+			continue
+		}
+
+		structure.Update(allTypes)
+	}
+
 	// Resolve the types
 	for _, function := range allFunctions {
 		err := function.ResolveTypes()