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