X-Git-Url: http://git.megacz.com/?p=ghc-hetmet.git;a=blobdiff_plain;f=compiler%2Futils%2FOutputable.lhs;h=73c6bd3fc2a623aee4a1f4813ef92564ae246c4c;hp=ba61a08db907a8c2dcf57ca1fc14af14c97fad38;hb=e95ee1f718c6915c478005aad8af81705357d6ab;hpb=888b4e89a4a4e3f39a3ba567c796b3a79b63bf61

diff --git a/compiler/utils/Outputable.lhs b/compiler/utils/Outputable.lhs
index ba61a08..73c6bd3 100644
--- a/compiler/utils/Outputable.lhs
+++ b/compiler/utils/Outputable.lhs
@@ -23,7 +23,7 @@ module Outputable (
 	text, ftext, ptext,
 	int, integer, float, double, rational,
 	parens, cparen, brackets, braces, quotes, doubleQuotes, angleBrackets,
-	semi, comma, colon, dcolon, space, equals, dot, arrow,
+	semi, comma, colon, dcolon, space, equals, dot, arrow, darrow,
 	lparen, rparen, lbrack, rbrack, lbrace, rbrace, underscore,
 	blankLine,
 	(<>), (<+>), hcat, hsep, 
@@ -34,7 +34,7 @@ module Outputable (
 	speakNth, speakNTimes, speakN, speakNOf, plural,
 
         -- * Converting 'SDoc' into strings and outputing it
-	printSDoc, printErrs, hPrintDump, printDump,
+	printSDoc, printErrs, printOutput, hPrintDump, printDump,
 	printForC, printForAsm, printForUser, printForUserPartWay,
 	pprCode, mkCodeStyle,
 	showSDoc, showSDocOneLine,
@@ -75,6 +75,8 @@ import Pretty		( Doc, Mode(..) )
 import Panic
 
 import Data.Char
+import Data.Map (Map)
+import qualified Data.Map as M
 import Data.Word
 import System.IO	( Handle, stderr, stdout, hFlush )
 import System.FilePath
@@ -287,6 +289,9 @@ printErrs :: Doc -> IO ()
 printErrs doc = do Pretty.printDoc PageMode stderr doc
 		   hFlush stderr
 
+printOutput :: Doc -> IO ()
+printOutput doc = Pretty.printDoc PageMode stdout doc
+
 printDump :: SDoc -> IO ()
 printDump doc = hPrintDump stdout doc
 
@@ -401,11 +406,12 @@ quotes d sty = case show pp_d of
 	       pp_d = d sty
 
 semi, comma, colon, equals, space, dcolon, arrow, underscore, dot :: SDoc
-lparen, rparen, lbrack, rbrack, lbrace, rbrace, blankLine :: SDoc
+darrow, lparen, rparen, lbrack, rbrack, lbrace, rbrace, blankLine :: SDoc
 
 blankLine _sty = Pretty.ptext (sLit "")
 dcolon _sty    = Pretty.ptext (sLit "::")
 arrow  _sty    = Pretty.ptext (sLit "->")
+darrow _sty    = Pretty.ptext (sLit "=>")
 semi _sty      = Pretty.semi
 comma _sty     = Pretty.comma
 colon _sty     = Pretty.colon
@@ -560,6 +566,9 @@ instance (Outputable a, Outputable b, Outputable c, Outputable d, Outputable e)
 instance Outputable FastString where
     ppr fs = ftext fs		-- Prints an unadorned string,
 				-- no double quotes or anything
+
+instance (Outputable key, Outputable elt) => Outputable (Map key elt) where
+    ppr m = ppr (M.toList m)
 \end{code}
 
 %************************************************************************