servant-0.2.2: A family of combinators for defining webservices APIs

Safe HaskellSafe-Inferred
LanguageHaskell2010

Servant.API.Header

Synopsis

Documentation

data Header sym a Source

Extract the given header's value as a value of type a.

Example:

newtype Referer = Referer Text
  deriving (Eq, Show, FromText, ToText)

           -- GET /view-my-referer
type MyApi = "view-my-referer" :> Header "from" Referer :> Get Referer