[project @ 1998-01-27 18:36:22 by sof]

derived Show instances: Space out comma separated labelled fields

diff --git a/ghc/compiler/typecheck/TcGenDeriv.lhs b/ghc/compiler/typecheck/TcGenDeriv.lhs
index 9ac8fdb..7e14035 100644 (file)
--- a/ghc/compiler/typecheck/TcGenDeriv.lhs
+++ b/ghc/compiler/typecheck/TcGenDeriv.lhs
@@ -278,7 +278,7 @@ cmp_eq _ _ = EQ
 \end{verbatim}
 \end{itemize}
 
-If there is only one constructor in the Data Type we don't need the WildCard Patern. 
+If there is only one constructor in the Data Type we don't need the WildCard Pattern. 
 JJQC-30-Nov-1997
 
 \begin{code}
@@ -861,7 +861,7 @@ gen_Show_binds tycon
                 | otherwise       = --Assumption: no of fields == no of labelled fields 
                                     --            (and in same order)
                    concat $
-                   intersperse ([mk_showString_app (_CONS_ ',' _NIL_ )]) $ -- Using SLIT() is not cool here.
+                   intersperse ([mk_showString_app (_CONS_ ',' SLIT(" "))]) $ -- Using SLIT()s containing ,s spells trouble.
                    zipWithEqual "gen_Show_binds"
                                 (\ a b -> [a,b])
                                 (map show_label labels)