validator

Documentation

Index

• Variables
• func Matches(value string, rx *regexp.Regexp) bool
• func MaxChars(value string, n int) bool
• func MinChars(value string, n int) bool
• func NotBlank(value string) bool
• func PermittedValue[T comparable](value T, permittedValues ...T) bool
• type Validator
  • func (v *Validator) AddFieldError(key, message string)
  • func (v *Validator) AddNonFieldError(message string)
  • func (v *Validator) CheckField(ok bool, key, message string)
  • func (v *Validator) Valid() bool

Variables

var EmailRX = regexp.MustCompile("^[a-zA-Z0-9.!#$%&'*+/=?^_`{|}~-]+@[a-zA-Z0-9](?:[a-zA-Z0-9-]{0,61}[a-zA-Z0-9])" +
	"?(?:\\.[a-zA-Z0-9](?:[a-zA-Z0-9-]{0,61}[a-zA-Z0-9])?)*$")

EmailRX is a regular expression pattern for sanity checking the format of an email address: https://html.spec.whatwg.org/multipage/input.html#valid-e-mail-address

Functions

func Matches

func Matches(value string, rx *regexp.Regexp) bool

func MaxChars

func MaxChars(value string, n int) bool

func MinChars

func MinChars(value string, n int) bool

func NotBlank

func NotBlank(value string) bool

func PermittedValue

func PermittedValue[T comparable](value T, permittedValues ...T) bool

The PermittedValue generic function returns true if a value of type T equals one of the variadic permittedValues parameters.

Types

type Validator

type Validator struct {
	NonFieldErrors []string
	FieldErrors    map[string]string
}

Validator contains a map of form field validation errors.

func (*Validator) AddFieldError

func (v *Validator) AddFieldError(key, message string)

func (*Validator) AddNonFieldError

func (v *Validator) AddNonFieldError(message string)

func (*Validator) CheckField

func (v *Validator) CheckField(ok bool, key, message string)

func (*Validator) Valid

func (v *Validator) Valid() bool