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- package binding
- import (
- "reflect"
- "sync"
- "gopkg.in/go-playground/validator.v9"
- )
- type defaultValidator struct {
- once sync.Once
- validate *validator.Validate
- }
- var _ StructValidator = &defaultValidator{}
- func (v *defaultValidator) ValidateStruct(obj interface{}) error {
- if kindOfData(obj) == reflect.Struct {
- v.lazyinit()
- if err := v.validate.Struct(obj); err != nil {
- return err
- }
- }
- return nil
- }
- func (v *defaultValidator) RegisterValidation(key string, fn validator.Func) error {
- v.lazyinit()
- return v.validate.RegisterValidation(key, fn)
- }
- func (v *defaultValidator) lazyinit() {
- v.once.Do(func() {
- v.validate = validator.New()
- })
- }
- func kindOfData(data interface{}) reflect.Kind {
- value := reflect.ValueOf(data)
- valueType := value.Kind()
- if valueType == reflect.Ptr {
- valueType = value.Elem().Kind()
- }
- return valueType
- }
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