validator

package

v0.0.0-...-91a5d29 Latest Latest Go to latest Published: Aug 5, 2024 License: MIT Imports: 4 Imported by: 0

Details

Valid go.mod file
Redistributable license
Tagged version
Stable version
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Repository

github.com/deferet/snippetbox

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Documentation ¶

Index ¶

Variables
func Matches(value string, rx *regexp.Regexp) bool
func MaxChars(value string, n int) bool
func MinChar(value string, n int) bool
func NotBlank(value string) bool
func PermittedValue[T comparable](value T, permittedValues ...T) bool
type Validator

Constants ¶

This section is empty.

Variables ¶

View Source

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

precompile regexps at appilcation start up for better performance

Functions ¶

func Matches ¶

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

Matcher() returns true if a value matches a provided compiled regular expression.

func MaxChars ¶

func MaxChars(value string, n int) bool

MaxChars() returns true if a value contains no more than n characters.

func MinChar ¶

func MinChar(value string, n int) bool

MinChars() return true if a value contains at least n characters.

func NotBlank ¶

func NotBlank(value string) bool

NotBlank() returns true if a value is not an empty string.

func PermittedValue ¶

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

PermittedValue() returns true if a value is in a list of specific permitted values.

Types ¶

type Validator ¶

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

func (*Validator) AddFieldError ¶

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

AddFieldError() adds an error message to the FieldErrors map (so long as no entry already exists for the given key).

func (*Validator) AddNonFieldError ¶

func (v *Validator) AddNonFieldError(message string)

AddNonFieldError() adds an error message to the NonFieldErrors slice

func (*Validator) CheckField ¶

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

CheckField() adds an error message to the FieldErrors map only if a validation check is not 'ok'.

func (*Validator) Valid ¶

func (v *Validator) Valid() bool

Source Files ¶

View all Source files

validator.go

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