#include "HsVersions.h"
import Type ( Type )
-import HsTypes ( PostTcType )
+import HsTypes ( SyntaxName, PostTcType )
import Outputable
+import FastString
import Ratio ( Rational )
\end{code}
data HsLit
= HsChar Int -- Character
| HsCharPrim Int -- Unboxed character
- | HsString FAST_STRING -- String
- | HsStringPrim FAST_STRING -- Packed string
+ | HsString FastString -- String
+ | HsStringPrim FastString -- Packed string
| HsInt Integer -- Genuinely an Int; arises from TcGenDeriv,
-- and from TRANSLATION
| HsIntPrim Integer -- Unboxed Int
| HsRat Rational Type -- Genuinely a rational; arises only from TRANSLATION
| HsFloatPrim Rational -- Unboxed Float
| HsDoublePrim Rational -- Unboxed Double
- | HsLitLit FAST_STRING PostTcType -- to pass ``literal literals'' through to C
+ | HsLitLit FastString PostTcType -- to pass ``literal literals'' through to C
-- also: "overloaded" type; but
-- must resolve to boxed-primitive!
-- The Type in HsLitLit is needed when desuaring;
(HsLitLit x1 _) == (HsLitLit x2 _) = x1==x2
lit1 == lit2 = False
-data HsOverLit -- An overloaded literal
- = HsIntegral Integer -- Integer-looking literals;
- | HsFractional Rational -- Frac-looking literals
+data HsOverLit -- An overloaded literal
+ = HsIntegral Integer SyntaxName -- Integer-looking literals;
+ -- The name is fromInteger
+ | HsFractional Rational SyntaxName -- Frac-looking literals
+ -- The name is fromRational
instance Eq HsOverLit where
- (HsIntegral i1) == (HsIntegral i2) = i1 == i2
- (HsFractional f1) == (HsFractional f2) = f1 == f2
+ (HsIntegral i1 _) == (HsIntegral i2 _) = i1 == i2
+ (HsFractional f1 _) == (HsFractional f2 _) = f1 == f2
instance Ord HsOverLit where
- compare (HsIntegral i1) (HsIntegral i2) = i1 `compare` i2
- compare (HsIntegral _) (HsFractional _) = LT
- compare (HsFractional f1) (HsFractional f2) = f1 `compare` f2
- compare (HsFractional f1) (HsIntegral _) = GT
+ compare (HsIntegral i1 _) (HsIntegral i2 _) = i1 `compare` i2
+ compare (HsIntegral _ _) (HsFractional _ _) = LT
+ compare (HsFractional f1 _) (HsFractional f2 _) = f1 `compare` f2
+ compare (HsFractional f1 _) (HsIntegral _ _) = GT
\end{code}
\begin{code}
ppr (HsFloatPrim f) = rational f <> char '#'
ppr (HsDoublePrim d) = rational d <> text "##"
ppr (HsIntPrim i) = integer i <> char '#'
- ppr (HsLitLit s _) = hcat [text "``", ptext s, text "''"]
+ ppr (HsLitLit s _) = hcat [text "``", ftext s, text "''"]
instance Outputable HsOverLit where
- ppr (HsIntegral i) = integer i
- ppr (HsFractional f) = rational f
+ ppr (HsIntegral i _) = integer i
+ ppr (HsFractional f _) = rational f
\end{code}