12345678910111213141516171819202122232425262728293031 |
- package validate
- import (
- "errors"
- )
- // Validation error.
- var (
- ErrTooFewItems = errors.New("too few items")
- ErrTooManyItems = errors.New("too many items")
- )
- // MaxSize validates the length of a slice as being less than or equal to a given maximum.
- func MaxSize[T any](l int) func([]T) error {
- return func(value []T) error {
- if len(value) > l {
- return ErrTooManyItems
- }
- return nil
- }
- }
- // MinSize validates the length of a slice as being greater than or equal to a given minimum.
- func MinSize[T any](l int) func([]T) error {
- return func(value []T) error {
- if len(value) < l {
- return ErrTooFewChars
- }
- return nil
- }
- }
|