Database.YeshQL.SqlRow.Class

Documentation

class ToSqlRow a where

Minimal complete definition

toSqlRow

Methods

toSqlRow :: a -> [SqlValue]

newtype Parser a

Constructors

Parser

Fields

• runParser :: [SqlValue] -> Either String (a, [SqlValue])

Instances

Monad Parser

Methods

(>>=) :: Parser a -> (a -> Parser b) -> Parser b

(>>) :: Parser a -> Parser b -> Parser b

return :: a -> Parser a

fail :: String -> Parser a

Functor Parser

Methods

fmap :: (a -> b) -> Parser a -> Parser b

(<$) :: a -> Parser b -> Parser a

Applicative Parser

Methods

pure :: a -> Parser a

(<*>) :: Parser (a -> b) -> Parser a -> Parser b

(*>) :: Parser a -> Parser b -> Parser b

(<*) :: Parser a -> Parser b -> Parser a

parserApply :: Parser (a -> b) -> Parser a -> Parser b

parserBind :: Parser a -> (a -> Parser b) -> Parser b

class FromSqlRow a where

Minimal complete definition

parseSqlRow

Methods

parseSqlRow :: Parser a

fromSqlRow :: (FromSqlRow a, Monad m) => [SqlValue] -> m a

class (ToSqlRow a, FromSqlRow a) => SqlRow a

parseField :: Convertible SqlValue a => Parser a