Function isStructField

go/fory/field_info.go:518–539

isStructField checks if a type is a struct type (directly or via pointer) excluding unions.

(t reflect.Type)

// isStructField checks if a type is a struct type (directly or via pointer) excluding unions.
func isStructField(t reflect.Type) bool {
	if t == nil {
		return false
	}
	if info, ok := getOptionalInfo(t); ok {
		t = info.valueType
	}
	if t.Kind() == reflect.Ptr {
		t = t.Elem()
	}
	if isUnionType(t) {
		return false
	}
	// Date/Timestamp are built-in types with dedicated encodings, not user structs.
	if t == dateType || t == timestampType || t == decimalType {
		return false
	}
	if t.Kind() == reflect.Struct {
		return true
	}
	return false
}

// isSetReflectType checks if a reflect.Type is a Set type (map[T]struct{})
// fory.Set[T] is defined as map[T]struct{} where the value type is empty struct