Outputable(..), -- Class
PprStyle, CodeStyle(..), PrintUnqualified, alwaysQualify,
- getPprStyle, withPprStyle, pprDeeper,
+ getPprStyle, withPprStyle, withPprStyleDoc, pprDeeper,
codeStyle, ifaceStyle, userStyle, debugStyle, asmStyle,
ifPprDebug, unqualStyle,
printSDoc, printErrs, printDump,
printForC, printForAsm, printForIface, printForUser,
- pprCode, pprCols,
+ pprCode, mkCodeStyle,
showSDoc, showSDocForUser, showSDocDebug, showSDocIface,
showSDocUnqual, showsPrecSDoc,
pprHsChar, pprHsString,
import Panic
import Word ( Word32 )
-import IO ( Handle, hPutChar, hPutStr, stderr, stdout )
-import Char ( chr, ord, isDigit )
+import IO ( Handle, stderr, stdout )
+import Char ( chr )
+#if __GLASGOW_HASKELL__ < 410
+import Char ( ord, isDigit )
+#endif
\end{code}
withPprStyle :: PprStyle -> SDoc -> SDoc
withPprStyle sty d sty' = d sty
+withPprStyleDoc :: PprStyle -> SDoc -> Doc
+withPprStyleDoc sty d = d sty
+
pprDeeper :: SDoc -> SDoc
pprDeeper d (PprUser unqual (PartWay 0)) = Pretty.text "..."
pprDeeper d (PprUser unqual (PartWay n)) = d (PprUser unqual (PartWay (n-1)))
\begin{code}
printSDoc :: SDoc -> PprStyle -> IO ()
-printSDoc d sty = printDoc PageMode stdout (d sty)
+printSDoc d sty = Pretty.printDoc PageMode stdout (d sty)
--- I'm not sure whether the direct-IO approach of printDoc
+-- I'm not sure whether the direct-IO approach of Pretty.printDoc
-- above is better or worse than the put-big-string approach here
printErrs :: PrintUnqualified -> SDoc -> IO ()
-printErrs unqual doc = printDoc PageMode stderr (doc style)
+printErrs unqual doc = Pretty.printDoc PageMode stderr (doc style)
where
style = mkUserStyle unqual (PartWay opt_PprUserLength)
printDump :: SDoc -> IO ()
-printDump doc = printDoc PageMode stdout (better_doc defaultUserStyle)
+printDump doc = Pretty.printDoc PageMode stdout (better_doc defaultUserStyle)
where
better_doc = doc $$ text ""
-- We used to always print in debug style, but I want
printForUser :: Handle -> PrintUnqualified -> SDoc -> IO ()
printForUser handle unqual doc
- = printDoc PageMode handle (doc (mkUserStyle unqual AllTheWay))
+ = Pretty.printDoc PageMode handle (doc (mkUserStyle unqual AllTheWay))
-- printForIface prints all on one line for interface files.
-- It's called repeatedly for successive lines
printForIface :: Handle -> PrintUnqualified -> SDoc -> IO ()
printForIface handle unqual doc
- = printDoc LeftMode handle (doc (PprInterface unqual))
+ = Pretty.printDoc LeftMode handle (doc (PprInterface unqual))
-- printForC, printForAsm do what they sound like
printForC :: Handle -> SDoc -> IO ()
-printForC handle doc = printDoc LeftMode handle (doc (PprCode CStyle))
+printForC handle doc = Pretty.printDoc LeftMode handle (doc (PprCode CStyle))
printForAsm :: Handle -> SDoc -> IO ()
-printForAsm handle doc = printDoc LeftMode handle (doc (PprCode AsmStyle))
+printForAsm handle doc = Pretty.printDoc LeftMode handle (doc (PprCode AsmStyle))
pprCode :: CodeStyle -> SDoc -> SDoc
pprCode cs d = withPprStyle (PprCode cs) d
+mkCodeStyle :: CodeStyle -> PprStyle
+mkCodeStyle = PprCode
+
-- Can't make SDoc an instance of Show because SDoc is just a function type
-- However, Doc *is* an instance of Show
-- showSDoc just blasts it out as a string
%************************************************************************
\begin{code}
-pprCols = (100 :: Int) -- could make configurable
-
-printDoc :: Mode -> Handle -> Doc -> IO ()
-printDoc mode hdl doc
- = fullRender mode pprCols 1.5 put done doc
- where
- put (Chr c) next = hPutChar hdl c >> next
- put (Str s) next = hPutStr hdl s >> next
- put (PStr s) next = hPutFS hdl s >> next
-
- done = hPutChar hdl '\n'
-
showDocWith :: Mode -> Doc -> String
showDocWith mode doc
= fullRender mode 100 1.5 put "" doc