ogma-extra-1.3.0: Ogma: Helper tool to interoperate between Copilot and other languages.
Safe HaskellSafe-Inferred
LanguageHaskell2010

Data.List.Extra

Description

Auxiliary functions for working with values of type '[]'.

Synopsis

Documentation

headEither :: [a] -> Either String a Source #

Safely extract the head of a list.

toHead :: (a -> a) -> [a] -> [a] Source #

Apply a transformation only to the head of a list.

toTail :: (a -> a) -> [a] -> [a] Source #

Apply a transformation only to the tail of a list.