From 47b0aefd1330d5fcb1e81bf613223e3482d7bbc7 Mon Sep 17 00:00:00 2001 From: Simon Marlow Date: Tue, 29 Jun 2010 13:39:16 +0000 Subject: [PATCH] re-instate the documentation for 'Char', which got lost at some point --- GHC/Types.hs | 12 ++++++++++++ 1 file changed, 12 insertions(+) diff --git a/GHC/Types.hs b/GHC/Types.hs index 8e3e71a..b2d0291 100644 --- a/GHC/Types.hs +++ b/GHC/Types.hs @@ -26,6 +26,18 @@ infixr 5 : data [] a = [] | a : [a] +{-| The character type 'Char' is an enumeration whose values represent +Unicode (or equivalently ISO\/IEC 10646) characters +(see for details). +This set extends the ISO 8859-1 (Latin-1) character set +(the first 256 charachers), which is itself an extension of the ASCII +character set (the first 128 characters). +A character literal in Haskell has type 'Char'. + +To convert a 'Char' to or from the corresponding 'Int' value defined +by Unicode, use 'Prelude.toEnum' and 'Prelude.fromEnum' from the +'Prelude.Enum' class respectively (or equivalently 'ord' and 'chr'). +-} data Char = C# Char# data Int = I# Int# -- 1.7.10.4