Popularity
2.9
Stable
Activity
0.0
Stable
3
2
0

Monthly Downloads: 6
Programming language: Haskell
License: BSD 3-clause "New" or "Revised" License
Tags: Web    
Latest version: v0.0.2

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README

menshen

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{-# LANGUAGE RecordWildCards #-}
module Main where
import Data.Menshen
data Body = Body
  { name :: String
  , age  :: Int
  } deriving Show

verifyBody :: Validator Body
verifyBody = vcvt $ Body{..} -> Body
  <$> name ?: mark "name" . pattern "^[a-z]{3,6}$"
  <*> age  ?: mark "age"  . minInt 1 . maxInt 150

makeBody :: String -> Int -> Either String Body
makeBody name age = Body{..} ?: verifyBody

main = do
  print $ makeBody "daniel" 15