Safe Haskell	None
Language	Haskell2010

Data.BCP47.Internal.Extension

Synopsis

newtype Extension = Extension Text
extensionFromText :: Text -> Either Text Extension
extensionToText :: Extension -> Text
extensionP :: Parsec Void Text Extension

Documentation

newtype Extension Source #

Extension subtags

Extensions provide a mechanism for extending language tags for use in various applications. They are intended to identify information that is commonly used in association with languages or language tags but that is not part of language identification.

Constructors

Extension Text

Instances

Eq Extension Source #
Instance details Defined in Data.BCP47.Internal.Extension Methods (==) :: Extension -> Extension -> Bool # (/=) :: Extension -> Extension -> Bool #
Ord Extension Source #
Instance details Defined in Data.BCP47.Internal.Extension Methods compare :: Extension -> Extension -> Ordering # (<) :: Extension -> Extension -> Bool # (<=) :: Extension -> Extension -> Bool # (>) :: Extension -> Extension -> Bool # (>=) :: Extension -> Extension -> Bool # max :: Extension -> Extension -> Extension # min :: Extension -> Extension -> Extension #
Show Extension Source #
Instance details Defined in Data.BCP47.Internal.Extension Methods showsPrec :: Int -> Extension -> ShowS # show :: Extension -> String # showList :: [Extension] -> ShowS #
Arbitrary Extension Source #
Instance details Defined in Data.BCP47.Internal.Extension Methods arbitrary :: Gen Extension # shrink :: Extension -> [Extension] #

extensionFromText :: Text -> Either Text Extension Source #

Parse an Extension subtag from Text

extensionToText :: Extension -> Text Source #

extensionP :: Parsec Void Text Extension Source #

BCP-47 extension parser

@@ extension = singleton 1*("-" (2*8alphanum)) ; Single alphanumerics ; "x" reserved for private use

singleton = DIGIT ; 0 - 9 / %x41-57 ; A - W / %x59-5A ; Y - Z / %x61-77 ; a - w / %x79-7A ; y - z @@