gin/binding/default_validator.go
2015-05-31 16:30:00 +02:00

41 lines
761 B
Go

package binding
import (
"reflect"
"sync"
"gopkg.in/bluesuncorp/validator.v5"
)
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 error(err)
}
}
return nil
}
func (v *defaultValidator) lazyinit() {
v.once.Do(func() {
v.validate = validator.New("binding", validator.BakedInValidators)
})
}
func kindOfData(data interface{}) reflect.Kind {
value := reflect.ValueOf(data)
valueType := value.Kind()
if valueType == reflect.Ptr {
valueType = value.Elem().Kind()
}
return valueType
}