Function isNull

go/fory/slice.go:107–118

Helper function to check if a value is null/nil

(v reflect.Value)

// Helper function to check if a value is null/nil
func isNull(v reflect.Value) bool {
	// Zero value (Invalid kind) is considered null
	if !v.IsValid() {
		return true
	}
	switch v.Kind() {
	case reflect.Ptr, reflect.Interface, reflect.Slice, reflect.Map, reflect.Func:
		return v.IsNil() // Check if reference types are nil
	default:
		return false // Value types are never null
	}
}

// sliceSerializer serialize a slice whose elem is not an interface or pointer to interface.
// Use newSliceSerializer to create instances with proper type validation.