Graphics.UI.Threepenny.Editors.Validation

Documentation

data ValidationResult

Constructors

Ok

Invalid String

Instances

Show ValidationResult

Methods

showsPrec :: Int -> ValidationResult -> ShowS

show :: ValidationResult -> String

showList :: [ValidationResult] -> ShowS

class Validable a where

Minimal complete definition

validate

Methods

validate :: a -> ValidationResult

isValid :: Validable a => a -> Bool

updateIfValid :: Validable a => a -> a -> a