From 5956ba6b38f56c4aa41f7216f7dabade368bb2f2 Mon Sep 17 00:00:00 2001 From: aarne Date: Sat, 3 Nov 2007 22:00:08 +0000 Subject: [PATCH] command language and gfcc term parser in bnfc --- src/GF/Command/AbsGFShell.hs | 42 ++ src/GF/Command/ErrM.hs | 26 ++ src/GF/Command/GFShell.cf | 27 ++ src/GF/Command/LexGFShell.hs | 337 ++++++++++++++ src/GF/Command/PPrTree.hs | 35 ++ src/GF/Command/ParGFShell.hs | 809 +++++++++++++++++++++++++++++++++ src/GF/Command/PrintGFShell.hs | 144 ++++++ src/GF/Devel/Shell.hs | 2 +- src/GF/GFCC/API.hs | 5 +- 9 files changed, 1424 insertions(+), 3 deletions(-) create mode 100644 src/GF/Command/AbsGFShell.hs create mode 100644 src/GF/Command/ErrM.hs create mode 100644 src/GF/Command/GFShell.cf create mode 100644 src/GF/Command/LexGFShell.hs create mode 100644 src/GF/Command/PPrTree.hs create mode 100644 src/GF/Command/ParGFShell.hs create mode 100644 src/GF/Command/PrintGFShell.hs diff --git a/src/GF/Command/AbsGFShell.hs b/src/GF/Command/AbsGFShell.hs new file mode 100644 index 000000000..c13004cf9 --- /dev/null +++ b/src/GF/Command/AbsGFShell.hs @@ -0,0 +1,42 @@ +module GF.Command.AbsGFShell where + +-- Haskell module generated by the BNF converter + +newtype Ident = Ident String deriving (Eq,Ord,Show) +data CommandLine = + CLine [Pipe] + | CEmpty + deriving (Eq,Ord,Show) + +data Pipe = + PComm [Command] + deriving (Eq,Ord,Show) + +data Command = + Comm Ident [Option] Argument + | CNoarg Ident [Option] + deriving (Eq,Ord,Show) + +data Option = + OOpt Ident + | OFlag Ident Value + deriving (Eq,Ord,Show) + +data Value = + VId Ident + | VInt Integer + deriving (Eq,Ord,Show) + +data Argument = + ATree Tree + deriving (Eq,Ord,Show) + +data Tree = + TApp Ident [Tree] + | TAbs [Ident] Tree + | TId Ident + | TInt Integer + | TStr String + | TFloat Double + deriving (Eq,Ord,Show) + diff --git a/src/GF/Command/ErrM.hs b/src/GF/Command/ErrM.hs new file mode 100644 index 000000000..b1f6329c2 --- /dev/null +++ b/src/GF/Command/ErrM.hs @@ -0,0 +1,26 @@ +-- BNF Converter: Error Monad +-- Copyright (C) 2004 Author: Aarne Ranta + +-- This file comes with NO WARRANTY and may be used FOR ANY PURPOSE. +module GF.Command.ErrM where + +-- the Error monad: like Maybe type with error msgs + +import Control.Monad (MonadPlus(..), liftM) + +data Err a = Ok a | Bad String + deriving (Read, Show, Eq, Ord) + +instance Monad Err where + return = Ok + fail = Bad + Ok a >>= f = f a + Bad s >>= f = Bad s + +instance Functor Err where + fmap = liftM + +instance MonadPlus Err where + mzero = Bad "Err.mzero" + mplus (Bad _) y = y + mplus x _ = x diff --git a/src/GF/Command/GFShell.cf b/src/GF/Command/GFShell.cf new file mode 100644 index 000000000..1f5a9fa6d --- /dev/null +++ b/src/GF/Command/GFShell.cf @@ -0,0 +1,27 @@ +--entrypoints CommandLine, Tree ; + +CLine. CommandLine ::= [Pipe] ; +CEmpty. CommandLine ::= ; +PComm. Pipe ::= [Command] ; +Comm. Command ::= Ident [Option] Argument ; +CNoarg. Command ::= Ident [Option] ; +OOpt. Option ::= "-" Ident ; +OFlag. Option ::= "-" Ident "=" Value ; +VId. Value ::= Ident ; +VInt. Value ::= Integer ; +ATree. Argument ::= Tree ; + +TApp. Tree1 ::= Ident [Tree2] ; +TAbs. Tree ::= "\\" [Ident] "->" Tree ; +TId. Tree2 ::= Ident ; +TInt. Tree2 ::= Integer ; +TStr. Tree2 ::= String ; +TFloat. Tree2 ::= Double ; + +coercions Tree 2 ; + +separator nonempty Pipe ";" ; +separator nonempty Command "|" ; +terminator Option "" ; +terminator nonempty Tree2 "" ; +terminator nonempty Ident "," ; diff --git a/src/GF/Command/LexGFShell.hs b/src/GF/Command/LexGFShell.hs new file mode 100644 index 000000000..8e0191039 --- /dev/null +++ b/src/GF/Command/LexGFShell.hs @@ -0,0 +1,337 @@ +{-# OPTIONS -fglasgow-exts -cpp #-} +{-# LINE 3 "GF/Command/LexGFShell.x" #-} +{-# OPTIONS -fno-warn-incomplete-patterns #-} +module GF.Command.LexGFShell where + + + +#if __GLASGOW_HASKELL__ >= 603 +#include "ghcconfig.h" +#else +#include "config.h" +#endif +#if __GLASGOW_HASKELL__ >= 503 +import Data.Array +import Data.Char (ord) +import Data.Array.Base (unsafeAt) +#else +import Array +import Char (ord) +#endif +#if __GLASGOW_HASKELL__ >= 503 +import GHC.Exts +#else +import GlaExts +#endif +alex_base :: AlexAddr +alex_base = AlexA# "\xf8\xff\xff\xff\xfd\xff\xff\xff\x02\x00\x00\x00\x00\x00\x00\x00\xd2\xff\xff\xff\xc8\x00\x00\x00\x98\x01\x00\x00\x00\x00\x00\x00\x73\x00\x00\x00\x43\x01\x00\x00\x31\x00\x00\x00\x4e\x00\x00\x00\x13\x01\x00\x00\x76\x00\x00\x00\x1e\x01\x00\x00\x2b\x01\x00\x00\x36\x01\x00\x00"# + +alex_table :: AlexAddr +alex_table = AlexA# 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+ +alex_check :: AlexAddr +alex_check = AlexA# 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0\xd9\x00\xda\x00\xdb\x00\xdc\x00\xdd\x00\xde\x00\xdf\x00\xe0\x00\xe1\x00\xe2\x00\xe3\x00\xe4\x00\xe5\x00\xe6\x00\xe7\x00\xe8\x00\xe9\x00\xea\x00\xeb\x00\xec\x00\xed\x00\xee\x00\xef\x00\xf0\x00\xf1\x00\xf2\x00\xf3\x00\xf4\x00\xf5\x00\xf6\x00\xff\xff\xf8\x00\xf9\x00\xfa\x00\xfb\x00\xfc\x00\xfd\x00\xfe\x00\xff\x00"# + +alex_deflt :: AlexAddr +alex_deflt = AlexA# "\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\x09\x00\x09\x00\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff"# + +alex_accept = listArray (0::Int,16) [[],[],[(AlexAccSkip)],[(AlexAcc (alex_action_1))],[(AlexAcc (alex_action_1))],[(AlexAcc (alex_action_2))],[(AlexAcc (alex_action_2))],[(AlexAcc (alex_action_3))],[],[],[],[(AlexAcc (alex_action_4))],[(AlexAcc (alex_action_5))],[(AlexAcc (alex_action_5))],[],[],[]] +{-# LINE 32 "GF/Command/LexGFShell.x" #-} + +tok f p s = f p s + +share :: String -> String +share = id + +data Tok = + TS !String -- reserved words and symbols + | TL !String -- string literals + | TI !String -- integer literals + | TV !String -- identifiers + | TD !String -- double precision float literals + | TC !String -- character literals + + deriving (Eq,Show,Ord) + +data Token = + PT Posn Tok + | Err Posn + deriving (Eq,Show,Ord) + +tokenPos (PT (Pn _ l _) _ :_) = "line " ++ show l +tokenPos (Err (Pn _ l _) :_) = "line " ++ show l +tokenPos _ = "end of file" + +posLineCol (Pn _ l c) = (l,c) +mkPosToken t@(PT p _) = (posLineCol p, prToken t) + +prToken t = case t of + PT _ (TS s) -> s + PT _ (TI s) -> s + PT _ (TV s) -> s + PT _ (TD s) -> s + PT _ (TC s) -> s + + _ -> show t + +data BTree = N | B String Tok BTree BTree deriving (Show) + +eitherResIdent :: (String -> Tok) -> String -> Tok +eitherResIdent tv s = treeFind resWords + where + treeFind N = tv s + treeFind (B a t left right) | s < a = treeFind left + | s > a = treeFind right + | s == a = t + +resWords = N + where b s = B s (TS s) + +unescapeInitTail :: String -> String +unescapeInitTail = unesc . tail where + unesc s = case s of + '\\':c:cs | elem c ['\"', '\\', '\''] -> c : unesc cs + '\\':'n':cs -> '\n' : unesc cs + '\\':'t':cs -> '\t' : unesc cs + '"':[] -> [] + c:cs -> c : unesc cs + _ -> [] + +------------------------------------------------------------------- +-- Alex wrapper code. +-- A modified "posn" wrapper. +------------------------------------------------------------------- + +data Posn = Pn !Int !Int !Int + deriving (Eq, Show,Ord) + +alexStartPos :: Posn +alexStartPos = Pn 0 1 1 + +alexMove :: Posn -> Char -> Posn +alexMove (Pn a l c) '\t' = Pn (a+1) l (((c+7) `div` 8)*8+1) +alexMove (Pn a l c) '\n' = Pn (a+1) (l+1) 1 +alexMove (Pn a l c) _ = Pn (a+1) l (c+1) + +type AlexInput = (Posn, -- current position, + Char, -- previous char + String) -- current input string + +tokens :: String -> [Token] +tokens str = go (alexStartPos, '\n', str) + where + go :: (Posn, Char, String) -> [Token] + go inp@(pos, _, str) = + case alexScan inp 0 of + AlexEOF -> [] + AlexError (pos, _, _) -> [Err pos] + AlexSkip inp' len -> go inp' + AlexToken inp' len act -> act pos (take len str) : (go inp') + +alexGetChar :: AlexInput -> Maybe (Char,AlexInput) +alexGetChar (p, c, []) = Nothing +alexGetChar (p, _, (c:s)) = + let p' = alexMove p c + in p' `seq` Just (c, (p', c, s)) + +alexInputPrevChar :: AlexInput -> Char +alexInputPrevChar (p, c, s) = c + +alex_action_1 = tok (\p s -> PT p (TS $ share s)) +alex_action_2 = tok (\p s -> PT p (eitherResIdent (TV . share) s)) +alex_action_3 = tok (\p s -> PT p (TL $ share $ unescapeInitTail s)) +alex_action_4 = tok (\p s -> PT p (TI $ share s)) +alex_action_5 = tok (\p s -> PT p (TD $ share s)) +{-# LINE 1 "GenericTemplate.hs" #-} +{-# LINE 1 "" #-} +{-# LINE 1 "" #-} +{-# LINE 1 "GenericTemplate.hs" #-} +-- ----------------------------------------------------------------------------- +-- ALEX TEMPLATE +-- +-- This code is in the PUBLIC DOMAIN; you may copy it freely and use +-- it for any purpose whatsoever. + +-- ----------------------------------------------------------------------------- +-- INTERNALS and main scanner engine + +{-# LINE 35 "GenericTemplate.hs" #-} + +{-# LINE 45 "GenericTemplate.hs" #-} + + +data AlexAddr = AlexA# Addr# + +#if __GLASGOW_HASKELL__ < 503 +uncheckedShiftL# = shiftL# +#endif + +{-# INLINE alexIndexInt16OffAddr #-} +alexIndexInt16OffAddr (AlexA# arr) off = +#ifdef WORDS_BIGENDIAN + narrow16Int# i + where + i = word2Int# ((high `uncheckedShiftL#` 8#) `or#` low) + high = int2Word# (ord# (indexCharOffAddr# arr (off' +# 1#))) + low = int2Word# (ord# (indexCharOffAddr# arr off')) + off' = off *# 2# +#else + indexInt16OffAddr# arr off +#endif + + + + + +{-# INLINE alexIndexInt32OffAddr #-} +alexIndexInt32OffAddr (AlexA# arr) off = +#ifdef WORDS_BIGENDIAN + narrow32Int# i + where + i = word2Int# ((b3 `uncheckedShiftL#` 24#) `or#` + (b2 `uncheckedShiftL#` 16#) `or#` + (b1 `uncheckedShiftL#` 8#) `or#` b0) + b3 = int2Word# (ord# (indexCharOffAddr# arr (off' +# 3#))) + b2 = int2Word# (ord# (indexCharOffAddr# arr (off' +# 2#))) + b1 = int2Word# (ord# (indexCharOffAddr# arr (off' +# 1#))) + b0 = int2Word# (ord# (indexCharOffAddr# arr off')) + off' = off *# 4# +#else + indexInt32OffAddr# arr off +#endif + + + + + +#if __GLASGOW_HASKELL__ < 503 +quickIndex arr i = arr ! i +#else +-- GHC >= 503, unsafeAt is available from Data.Array.Base. +quickIndex = unsafeAt +#endif + + + + +-- ----------------------------------------------------------------------------- +-- Main lexing routines + +data AlexReturn a + = AlexEOF + | AlexError !AlexInput + | AlexSkip !AlexInput !Int + | AlexToken !AlexInput !Int a + +-- alexScan :: AlexInput -> StartCode -> AlexReturn a +alexScan input (I# (sc)) + = alexScanUser undefined input (I# (sc)) + +alexScanUser user input (I# (sc)) + = case alex_scan_tkn user input 0# input sc AlexNone of + (AlexNone, input') -> + case alexGetChar input of + Nothing -> + + + + AlexEOF + Just _ -> + + + + AlexError input' + + (AlexLastSkip input len, _) -> + + + + AlexSkip input len + + (AlexLastAcc k input len, _) -> + + + + AlexToken input len k + + +-- Push the input through the DFA, remembering the most recent accepting +-- state it encountered. + +alex_scan_tkn user orig_input len input s last_acc = + input `seq` -- strict in the input + let + new_acc = check_accs (alex_accept `quickIndex` (I# (s))) + in + new_acc `seq` + case alexGetChar input of + Nothing -> (new_acc, input) + Just (c, new_input) -> + + + + let + base = alexIndexInt32OffAddr alex_base s + (I# (ord_c)) = ord c + offset = (base +# ord_c) + check = alexIndexInt16OffAddr alex_check offset + + new_s = if (offset >=# 0#) && (check ==# ord_c) + then alexIndexInt16OffAddr alex_table offset + else alexIndexInt16OffAddr alex_deflt s + in + case new_s of + -1# -> (new_acc, input) + -- on an error, we want to keep the input *before* the + -- character that failed, not after. + _ -> alex_scan_tkn user orig_input (len +# 1#) + new_input new_s new_acc + + where + check_accs [] = last_acc + check_accs (AlexAcc a : _) = AlexLastAcc a input (I# (len)) + check_accs (AlexAccSkip : _) = AlexLastSkip input (I# (len)) + check_accs (AlexAccPred a pred : rest) + | pred user orig_input (I# (len)) input + = AlexLastAcc a input (I# (len)) + check_accs (AlexAccSkipPred pred : rest) + | pred user orig_input (I# (len)) input + = AlexLastSkip input (I# (len)) + check_accs (_ : rest) = check_accs rest + +data AlexLastAcc a + = AlexNone + | AlexLastAcc a !AlexInput !Int + | AlexLastSkip !AlexInput !Int + +data AlexAcc a user + = AlexAcc a + | AlexAccSkip + | AlexAccPred a (AlexAccPred user) + | AlexAccSkipPred (AlexAccPred user) + +type AlexAccPred user = user -> AlexInput -> Int -> AlexInput -> Bool + +-- ----------------------------------------------------------------------------- +-- Predicates on a rule + +alexAndPred p1 p2 user in1 len in2 + = p1 user in1 len in2 && p2 user in1 len in2 + +--alexPrevCharIsPred :: Char -> AlexAccPred _ +alexPrevCharIs c _ input _ _ = c == alexInputPrevChar input + +--alexPrevCharIsOneOfPred :: Array Char Bool -> AlexAccPred _ +alexPrevCharIsOneOf arr _ input _ _ = arr ! alexInputPrevChar input + +--alexRightContext :: Int -> AlexAccPred _ +alexRightContext (I# (sc)) user _ _ input = + case alex_scan_tkn user input 0# input sc AlexNone of + (AlexNone, _) -> False + _ -> True + -- TODO: there's no need to find the longest + -- match when checking the right context, just + -- the first match will do. + +-- used by wrappers +iUnbox (I# (i)) = i diff --git a/src/GF/Command/PPrTree.hs b/src/GF/Command/PPrTree.hs new file mode 100644 index 000000000..555f88a3a --- /dev/null +++ b/src/GF/Command/PPrTree.hs @@ -0,0 +1,35 @@ +module GF.Command.PPrTree (pTree, prExp) where + +import GF.GFCC.AbsGFCC +import GF.GFCC.Macros +import qualified GF.Command.ParGFShell as P +import GF.Command.PrintGFShell +import GF.Command.AbsGFShell +import GF.Command.ErrM + +pTree :: String -> Exp +pTree s = case P.pTree (P.myLexer s) of + Ok t -> tree2exp t + Bad s -> error s + +tree2exp t = case t of + TApp f ts -> tree (AC (i2i f)) (map tree2exp ts) + TAbs xs t -> DTr (map i2i xs ++ ys) f ts where DTr ys f ts = tree2exp t + TId c -> tree (AC (i2i c)) [] + TInt i -> tree (AI i) [] +-- TStr s +-- TFloat d -> + where + i2i (Ident s) = CId s + +prExp :: Exp -> String +prExp = printTree . exp2tree + +exp2tree (DTr xs at ts) = tabs (map i4i xs) (tapp at (map exp2tree ts)) + where + tabs [] t = t + tabs ys t = TAbs ys t + tapp (AC f) [] = TId (i4i f) + tapp (AC f) vs = TApp (i4i f) vs + tapp (AI i) [] = TInt i + i4i (CId s) = Ident s diff --git a/src/GF/Command/ParGFShell.hs b/src/GF/Command/ParGFShell.hs new file mode 100644 index 000000000..a334c3179 --- /dev/null +++ b/src/GF/Command/ParGFShell.hs @@ -0,0 +1,809 @@ +{-# OPTIONS -fglasgow-exts -cpp #-} +{-# OPTIONS -fno-warn-incomplete-patterns -fno-warn-overlapping-patterns #-} +module GF.Command.ParGFShell where +import GF.Command.AbsGFShell +import GF.Command.LexGFShell +import GF.Command.ErrM +#if __GLASGOW_HASKELL__ >= 503 +import Data.Array +#else +import Array +#endif +#if __GLASGOW_HASKELL__ >= 503 +import GHC.Exts +#else +import GlaExts +#endif + +-- parser produced by Happy Version 1.16 + +newtype HappyAbsSyn = HappyAbsSyn (() -> ()) +happyIn17 :: (Ident) -> (HappyAbsSyn ) +happyIn17 x = unsafeCoerce# x +{-# INLINE happyIn17 #-} +happyOut17 :: (HappyAbsSyn ) -> (Ident) +happyOut17 x = unsafeCoerce# x +{-# INLINE happyOut17 #-} +happyIn18 :: (Integer) -> (HappyAbsSyn ) +happyIn18 x = unsafeCoerce# x +{-# INLINE happyIn18 #-} +happyOut18 :: (HappyAbsSyn ) -> (Integer) +happyOut18 x = unsafeCoerce# x +{-# INLINE happyOut18 #-} +happyIn19 :: (String) -> (HappyAbsSyn ) +happyIn19 x = unsafeCoerce# x +{-# INLINE happyIn19 #-} +happyOut19 :: (HappyAbsSyn ) -> (String) +happyOut19 x = unsafeCoerce# x +{-# INLINE happyOut19 #-} +happyIn20 :: (Double) -> (HappyAbsSyn ) +happyIn20 x = unsafeCoerce# x +{-# INLINE happyIn20 #-} +happyOut20 :: (HappyAbsSyn ) -> (Double) +happyOut20 x = unsafeCoerce# x +{-# INLINE happyOut20 #-} +happyIn21 :: (CommandLine) -> (HappyAbsSyn ) +happyIn21 x = unsafeCoerce# x +{-# INLINE happyIn21 #-} +happyOut21 :: (HappyAbsSyn ) -> (CommandLine) +happyOut21 x = unsafeCoerce# x +{-# INLINE happyOut21 #-} +happyIn22 :: (Pipe) -> (HappyAbsSyn ) +happyIn22 x = unsafeCoerce# x +{-# INLINE happyIn22 #-} +happyOut22 :: (HappyAbsSyn ) -> (Pipe) +happyOut22 x = unsafeCoerce# x +{-# INLINE happyOut22 #-} +happyIn23 :: (Command) -> (HappyAbsSyn ) +happyIn23 x = unsafeCoerce# x +{-# INLINE happyIn23 #-} +happyOut23 :: (HappyAbsSyn ) -> (Command) +happyOut23 x = unsafeCoerce# x +{-# INLINE happyOut23 #-} +happyIn24 :: (Option) -> (HappyAbsSyn ) +happyIn24 x = unsafeCoerce# x +{-# INLINE happyIn24 #-} +happyOut24 :: (HappyAbsSyn ) -> (Option) +happyOut24 x = unsafeCoerce# x +{-# INLINE happyOut24 #-} +happyIn25 :: (Value) -> (HappyAbsSyn ) +happyIn25 x = unsafeCoerce# x +{-# INLINE happyIn25 #-} +happyOut25 :: (HappyAbsSyn ) -> (Value) +happyOut25 x = unsafeCoerce# x +{-# INLINE happyOut25 #-} +happyIn26 :: (Argument) -> (HappyAbsSyn ) +happyIn26 x = unsafeCoerce# x +{-# INLINE happyIn26 #-} +happyOut26 :: (HappyAbsSyn ) -> (Argument) +happyOut26 x = unsafeCoerce# x +{-# INLINE happyOut26 #-} +happyIn27 :: (Tree) -> (HappyAbsSyn ) +happyIn27 x = unsafeCoerce# x +{-# INLINE happyIn27 #-} +happyOut27 :: (HappyAbsSyn ) -> (Tree) +happyOut27 x = unsafeCoerce# x +{-# INLINE happyOut27 #-} +happyIn28 :: (Tree) -> (HappyAbsSyn ) +happyIn28 x = unsafeCoerce# x +{-# INLINE happyIn28 #-} +happyOut28 :: (HappyAbsSyn ) -> (Tree) +happyOut28 x = unsafeCoerce# x +{-# INLINE happyOut28 #-} +happyIn29 :: (Tree) -> (HappyAbsSyn ) +happyIn29 x = unsafeCoerce# x +{-# INLINE happyIn29 #-} +happyOut29 :: (HappyAbsSyn ) -> (Tree) +happyOut29 x = unsafeCoerce# x +{-# INLINE happyOut29 #-} +happyIn30 :: ([Pipe]) -> (HappyAbsSyn ) +happyIn30 x = unsafeCoerce# x +{-# INLINE happyIn30 #-} +happyOut30 :: (HappyAbsSyn ) -> ([Pipe]) +happyOut30 x = unsafeCoerce# x +{-# INLINE happyOut30 #-} +happyIn31 :: ([Command]) -> (HappyAbsSyn ) +happyIn31 x = unsafeCoerce# x +{-# INLINE happyIn31 #-} +happyOut31 :: (HappyAbsSyn ) -> ([Command]) +happyOut31 x = unsafeCoerce# x +{-# INLINE happyOut31 #-} +happyIn32 :: ([Option]) -> (HappyAbsSyn ) +happyIn32 x = unsafeCoerce# x +{-# INLINE happyIn32 #-} +happyOut32 :: (HappyAbsSyn ) -> ([Option]) +happyOut32 x = unsafeCoerce# x +{-# INLINE happyOut32 #-} +happyIn33 :: ([Tree]) -> (HappyAbsSyn ) +happyIn33 x = unsafeCoerce# x +{-# INLINE happyIn33 #-} +happyOut33 :: (HappyAbsSyn ) -> ([Tree]) +happyOut33 x = unsafeCoerce# x +{-# INLINE happyOut33 #-} +happyIn34 :: ([Ident]) -> (HappyAbsSyn ) +happyIn34 x = unsafeCoerce# x +{-# INLINE happyIn34 #-} +happyOut34 :: (HappyAbsSyn ) -> ([Ident]) +happyOut34 x = unsafeCoerce# x +{-# INLINE happyOut34 #-} +happyInTok :: Token -> (HappyAbsSyn ) +happyInTok x = unsafeCoerce# x +{-# INLINE happyInTok #-} +happyOutTok :: (HappyAbsSyn ) -> Token +happyOutTok x = unsafeCoerce# x +{-# INLINE happyOutTok #-} + +happyActOffsets :: HappyAddr +happyActOffsets = HappyA# "\x8d\x00\x8d\x00\x8d\x00\x91\x00\x16\x00\x80\x00\x89\x00\x80\x00\x89\x00\x7c\x00\x7c\x00\x00\x00\x89\x00\x7c\x00\x7c\x00\x00\x00\x7b\x00\x73\x00\x00\x00\x00\x00\x00\x00\x00\x00\x89\x00\x73\x00\x80\x00\x00\x00\x00\x00\x00\x00\x17\x00\x00\x00\x79\x00\x6c\x00\x72\x00\x69\x00\x00\x00\x69\x00\x89\x00\x00\x00\x69\x00\x00\x00\x62\x00\x5f\x00\x5f\x00\x00\x00\x00\x00\x00\x00\x5f\x00\x5f\x00\x5d\x00\x54\x00\x54\x00\x54\x00\x00\x00\x60\x00\x52\x00\x00\x00\x3a\x00\x3a\x00\x6a\x00\x00\x00\x24\x00\x00\x00\x06\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x80\x00\x16\x00\x00\x00\x00\x00\x00\x00"# + +happyGotoOffsets :: HappyAddr +happyGotoOffsets = HappyA# "\x1f\x00\x09\x00\x35\x00\x2a\x00\x90\x00\x49\x00\x70\x00\x5e\x00\x7d\x00\x33\x00\x34\x00\x42\x00\x1b\x00\x03\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x5a\x00\x00\x00\x00\x00\x00\x00\x12\x00\x23\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x05\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x29\x00\x22\x00\x3c\x00\x00\x00\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x4d\x00\x87\x00\x00\x00\x00\x00\x00\x00"# + +happyDefActions :: HappyAddr +happyDefActions = HappyA# "\xec\xff\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xd6\xff\x00\x00\x00\x00\x00\x00\xf1\xff\x00\x00\x00\x00\xdf\xff\xde\xff\xdd\xff\xdc\xff\xd4\xff\x00\x00\x00\x00\xf0\xff\xef\xff\xee\xff\x00\x00\xd6\xff\xd8\xff\x00\x00\xda\xff\x00\x00\xeb\xff\x00\x00\xdf\xff\xe0\xff\x00\x00\xe2\xff\x00\x00\x00\x00\x00\x00\xe4\xff\xe6\xff\xe5\xff\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xed\xff\xe8\xff\x00\x00\xe3\xff\x00\x00\x00\x00\xe9\xff\xd5\xff\x00\x00\xd3\xff\xd2\xff\xd1\xff\xdb\xff\xea\xff\xd7\xff\xd9\xff\x00\x00\x00\x00\xe7\xff\xe1\xff"# + +happyCheck :: HappyAddr +happyCheck = HappyA# "\xff\xff\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x00\x02\x00\x03\x00\x00\x00\x00\x00\x01\x00\x02\x00\x03\x00\x05\x00\x06\x00\x0a\x00\x0c\x00\x11\x00\x11\x00\x11\x00\x10\x00\x0c\x00\x0e\x00\x01\x00\x07\x00\x10\x00\x00\x00\x01\x00\x02\x00\x03\x00\x00\x00\x0a\x00\x0b\x00\x00\x00\x04\x00\x05\x00\x06\x00\x0f\x00\x0c\x00\x06\x00\x00\x00\x06\x00\x10\x00\x0d\x00\x0e\x00\x05\x00\x06\x00\x0e\x00\x07\x00\x0f\x00\x00\x00\x00\x00\x00\x00\x0d\x00\x0e\x00\x05\x00\x06\x00\x06\x00\x06\x00\x00\x00\x01\x00\x02\x00\x03\x00\x0d\x00\x0e\x00\x0e\x00\x07\x00\x0a\x00\x09\x00\x0a\x00\x0b\x00\x0c\x00\x00\x00\x01\x00\x02\x00\x03\x00\x00\x00\x01\x00\x02\x00\x03\x00\x0f\x00\x09\x00\x0a\x00\x0b\x00\x0c\x00\x04\x00\x0a\x00\x0b\x00\x0c\x00\x00\x00\x01\x00\x02\x00\x03\x00\x00\x00\x01\x00\x02\x00\x03\x00\x02\x00\x0f\x00\x0a\x00\x0b\x00\x0c\x00\x0a\x00\x0a\x00\x0b\x00\x0c\x00\x01\x00\x0a\x00\x03\x00\x0f\x00\x05\x00\x00\x00\x01\x00\x02\x00\x03\x00\x0a\x00\x0b\x00\x0c\x00\x0d\x00\x0f\x00\x07\x00\x0a\x00\x0f\x00\x0c\x00\x00\x00\x01\x00\x02\x00\x03\x00\x08\x00\x0f\x00\x03\x00\x09\x00\x05\x00\x0a\x00\x00\x00\x01\x00\x0c\x00\x0a\x00\x0b\x00\x0c\x00\x0d\x00\x05\x00\x08\x00\x00\x00\x01\x00\x01\x00\x0a\x00\x0b\x00\x0c\x00\x0d\x00\x0a\x00\x08\x00\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff"# + +happyTable :: HappyAddr +happyTable = HappyA# "\x00\x00\x10\x00\x10\x00\x10\x00\x35\x00\x12\x00\x13\x00\x14\x00\x15\x00\x1d\x00\x12\x00\x13\x00\x14\x00\x15\x00\x32\x00\x1e\x00\x10\x00\x16\x00\x3f\x00\x36\x00\x11\x00\x37\x00\x16\x00\x22\x00\x31\x00\x3b\x00\x3d\x00\x12\x00\x13\x00\x14\x00\x15\x00\x1d\x00\x10\x00\x1a\x00\x1d\x00\x33\x00\x20\x00\x1e\x00\xff\xff\x16\x00\x1e\x00\x1d\x00\x41\x00\x17\x00\x34\x00\x22\x00\x20\x00\x1e\x00\x42\x00\x2f\x00\x3a\x00\x1d\x00\x1d\x00\x1d\x00\x43\x00\x22\x00\x20\x00\x1e\x00\x1e\x00\x31\x00\x24\x00\x13\x00\x14\x00\x15\x00\x21\x00\x22\x00\x1f\x00\x3b\x00\x10\x00\x41\x00\x25\x00\x2b\x00\x27\x00\x24\x00\x13\x00\x14\x00\x15\x00\x24\x00\x13\x00\x14\x00\x15\x00\x1c\x00\x2a\x00\x25\x00\x2b\x00\x27\x00\x45\x00\x25\x00\x47\x00\x27\x00\x24\x00\x13\x00\x14\x00\x15\x00\x24\x00\x13\x00\x14\x00\x15\x00\x46\x00\xff\xff\x25\x00\x3c\x00\x27\x00\x10\x00\x25\x00\x26\x00\x27\x00\x31\x00\x10\x00\x29\x00\xff\xff\x19\x00\x24\x00\x13\x00\x14\x00\x15\x00\x10\x00\x1a\x00\x1b\x00\x1c\x00\xff\xff\x39\x00\x29\x00\xff\xff\x27\x00\x12\x00\x13\x00\x14\x00\x15\x00\x3a\x00\xff\xff\x29\x00\x3f\x00\x19\x00\x10\x00\x2c\x00\x2d\x00\x23\x00\x10\x00\x1a\x00\x1b\x00\x1c\x00\x19\x00\x46\x00\x2c\x00\x2d\x00\x31\x00\x10\x00\x1a\x00\x1b\x00\x1c\x00\x10\x00\x2e\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"# + +happyReduceArr = array (14, 46) [ + (14 , happyReduce_14), + (15 , happyReduce_15), + (16 , happyReduce_16), + (17 , happyReduce_17), + (18 , happyReduce_18), + (19 , happyReduce_19), + (20 , happyReduce_20), + (21 , happyReduce_21), + (22 , happyReduce_22), + (23 , happyReduce_23), + (24 , happyReduce_24), + (25 , happyReduce_25), + (26 , happyReduce_26), + (27 , happyReduce_27), + (28 , happyReduce_28), + (29 , happyReduce_29), + (30 , happyReduce_30), + (31 , happyReduce_31), + (32 , happyReduce_32), + (33 , happyReduce_33), + (34 , happyReduce_34), + (35 , happyReduce_35), + (36 , happyReduce_36), + (37 , happyReduce_37), + (38 , happyReduce_38), + (39 , happyReduce_39), + (40 , happyReduce_40), + (41 , happyReduce_41), + (42 , happyReduce_42), + (43 , happyReduce_43), + (44 , happyReduce_44), + (45 , happyReduce_45), + (46 , happyReduce_46) + ] + +happy_n_terms = 16 :: Int +happy_n_nonterms = 18 :: Int + +happyReduce_14 = happySpecReduce_1 0# happyReduction_14 +happyReduction_14 happy_x_1 + = case happyOutTok happy_x_1 of { (PT _ (TV happy_var_1)) -> + happyIn17 + (Ident happy_var_1 + )} + +happyReduce_15 = happySpecReduce_1 1# happyReduction_15 +happyReduction_15 happy_x_1 + = case happyOutTok happy_x_1 of { (PT _ (TI happy_var_1)) -> + happyIn18 + ((read happy_var_1) :: Integer + )} + +happyReduce_16 = happySpecReduce_1 2# happyReduction_16 +happyReduction_16 happy_x_1 + = case happyOutTok happy_x_1 of { (PT _ (TL happy_var_1)) -> + happyIn19 + (happy_var_1 + )} + +happyReduce_17 = happySpecReduce_1 3# happyReduction_17 +happyReduction_17 happy_x_1 + = case happyOutTok happy_x_1 of { (PT _ (TD happy_var_1)) -> + happyIn20 + ((read happy_var_1) :: Double + )} + +happyReduce_18 = happySpecReduce_1 4# happyReduction_18 +happyReduction_18 happy_x_1 + = case happyOut30 happy_x_1 of { happy_var_1 -> + happyIn21 + (CLine happy_var_1 + )} + +happyReduce_19 = happySpecReduce_0 4# happyReduction_19 +happyReduction_19 = happyIn21 + (CEmpty + ) + +happyReduce_20 = happySpecReduce_1 5# happyReduction_20 +happyReduction_20 happy_x_1 + = case happyOut31 happy_x_1 of { happy_var_1 -> + happyIn22 + (PComm happy_var_1 + )} + +happyReduce_21 = happySpecReduce_3 6# happyReduction_21 +happyReduction_21 happy_x_3 + happy_x_2 + happy_x_1 + = case happyOut17 happy_x_1 of { happy_var_1 -> + case happyOut32 happy_x_2 of { happy_var_2 -> + case happyOut26 happy_x_3 of { happy_var_3 -> + happyIn23 + (Comm happy_var_1 (reverse happy_var_2) happy_var_3 + )}}} + +happyReduce_22 = happySpecReduce_2 6# happyReduction_22 +happyReduction_22 happy_x_2 + happy_x_1 + = case happyOut17 happy_x_1 of { happy_var_1 -> + case happyOut32 happy_x_2 of { happy_var_2 -> + happyIn23 + (CNoarg happy_var_1 (reverse happy_var_2) + )}} + +happyReduce_23 = happySpecReduce_2 7# happyReduction_23 +happyReduction_23 happy_x_2 + happy_x_1 + = case happyOut17 happy_x_2 of { happy_var_2 -> + happyIn24 + (OOpt happy_var_2 + )} + +happyReduce_24 = happyReduce 4# 7# happyReduction_24 +happyReduction_24 (happy_x_4 `HappyStk` + happy_x_3 `HappyStk` + happy_x_2 `HappyStk` + happy_x_1 `HappyStk` + happyRest) + = case happyOut17 happy_x_2 of { happy_var_2 -> + case happyOut25 happy_x_4 of { happy_var_4 -> + happyIn24 + (OFlag happy_var_2 happy_var_4 + ) `HappyStk` happyRest}} + +happyReduce_25 = happySpecReduce_1 8# happyReduction_25 +happyReduction_25 happy_x_1 + = case happyOut17 happy_x_1 of { happy_var_1 -> + happyIn25 + (VId happy_var_1 + )} + +happyReduce_26 = happySpecReduce_1 8# happyReduction_26 +happyReduction_26 happy_x_1 + = case happyOut18 happy_x_1 of { happy_var_1 -> + happyIn25 + (VInt happy_var_1 + )} + +happyReduce_27 = happySpecReduce_1 9# happyReduction_27 +happyReduction_27 happy_x_1 + = case happyOut28 happy_x_1 of { happy_var_1 -> + happyIn26 + (ATree happy_var_1 + )} + +happyReduce_28 = happySpecReduce_2 10# happyReduction_28 +happyReduction_28 happy_x_2 + happy_x_1 + = case happyOut17 happy_x_1 of { happy_var_1 -> + case happyOut33 happy_x_2 of { happy_var_2 -> + happyIn27 + (TApp happy_var_1 happy_var_2 + )}} + +happyReduce_29 = happySpecReduce_1 10# happyReduction_29 +happyReduction_29 happy_x_1 + = case happyOut29 happy_x_1 of { happy_var_1 -> + happyIn27 + (happy_var_1 + )} + +happyReduce_30 = happyReduce 4# 11# happyReduction_30 +happyReduction_30 (happy_x_4 `HappyStk` + happy_x_3 `HappyStk` + happy_x_2 `HappyStk` + happy_x_1 `HappyStk` + happyRest) + = case happyOut34 happy_x_2 of { happy_var_2 -> + case happyOut28 happy_x_4 of { happy_var_4 -> + happyIn28 + (TAbs happy_var_2 happy_var_4 + ) `HappyStk` happyRest}} + +happyReduce_31 = happySpecReduce_1 11# happyReduction_31 +happyReduction_31 happy_x_1 + = case happyOut27 happy_x_1 of { happy_var_1 -> + happyIn28 + (happy_var_1 + )} + +happyReduce_32 = happySpecReduce_1 12# happyReduction_32 +happyReduction_32 happy_x_1 + = case happyOut17 happy_x_1 of { happy_var_1 -> + happyIn29 + (TId happy_var_1 + )} + +happyReduce_33 = happySpecReduce_1 12# happyReduction_33 +happyReduction_33 happy_x_1 + = case happyOut18 happy_x_1 of { happy_var_1 -> + happyIn29 + (TInt happy_var_1 + )} + +happyReduce_34 = happySpecReduce_1 12# happyReduction_34 +happyReduction_34 happy_x_1 + = case happyOut19 happy_x_1 of { happy_var_1 -> + happyIn29 + (TStr happy_var_1 + )} + +happyReduce_35 = happySpecReduce_1 12# happyReduction_35 +happyReduction_35 happy_x_1 + = case happyOut20 happy_x_1 of { happy_var_1 -> + happyIn29 + (TFloat happy_var_1 + )} + +happyReduce_36 = happySpecReduce_3 12# happyReduction_36 +happyReduction_36 happy_x_3 + happy_x_2 + happy_x_1 + = case happyOut28 happy_x_2 of { happy_var_2 -> + happyIn29 + (happy_var_2 + )} + +happyReduce_37 = happySpecReduce_1 13# happyReduction_37 +happyReduction_37 happy_x_1 + = case happyOut22 happy_x_1 of { happy_var_1 -> + happyIn30 + ((:[]) happy_var_1 + )} + +happyReduce_38 = happySpecReduce_3 13# happyReduction_38 +happyReduction_38 happy_x_3 + happy_x_2 + happy_x_1 + = case happyOut22 happy_x_1 of { happy_var_1 -> + case happyOut30 happy_x_3 of { happy_var_3 -> + happyIn30 + ((:) happy_var_1 happy_var_3 + )}} + +happyReduce_39 = happySpecReduce_1 14# happyReduction_39 +happyReduction_39 happy_x_1 + = case happyOut23 happy_x_1 of { happy_var_1 -> + happyIn31 + ((:[]) happy_var_1 + )} + +happyReduce_40 = happySpecReduce_3 14# happyReduction_40 +happyReduction_40 happy_x_3 + happy_x_2 + happy_x_1 + = case happyOut23 happy_x_1 of { happy_var_1 -> + case happyOut31 happy_x_3 of { happy_var_3 -> + happyIn31 + ((:) happy_var_1 happy_var_3 + )}} + +happyReduce_41 = happySpecReduce_0 15# happyReduction_41 +happyReduction_41 = happyIn32 + ([] + ) + +happyReduce_42 = happySpecReduce_2 15# happyReduction_42 +happyReduction_42 happy_x_2 + happy_x_1 + = case happyOut32 happy_x_1 of { happy_var_1 -> + case happyOut24 happy_x_2 of { happy_var_2 -> + happyIn32 + (flip (:) happy_var_1 happy_var_2 + )}} + +happyReduce_43 = happySpecReduce_1 16# happyReduction_43 +happyReduction_43 happy_x_1 + = case happyOut29 happy_x_1 of { happy_var_1 -> + happyIn33 + ((:[]) happy_var_1 + )} + +happyReduce_44 = happySpecReduce_2 16# happyReduction_44 +happyReduction_44 happy_x_2 + happy_x_1 + = case happyOut29 happy_x_1 of { happy_var_1 -> + case happyOut33 happy_x_2 of { happy_var_2 -> + happyIn33 + ((:) happy_var_1 happy_var_2 + )}} + +happyReduce_45 = happySpecReduce_2 17# happyReduction_45 +happyReduction_45 happy_x_2 + happy_x_1 + = case happyOut17 happy_x_1 of { happy_var_1 -> + happyIn34 + ((:[]) happy_var_1 + )} + +happyReduce_46 = happySpecReduce_3 17# happyReduction_46 +happyReduction_46 happy_x_3 + happy_x_2 + happy_x_1 + = case happyOut17 happy_x_1 of { happy_var_1 -> + case happyOut34 happy_x_3 of { happy_var_3 -> + happyIn34 + ((:) happy_var_1 happy_var_3 + )}} + +happyNewToken action sts stk [] = + happyDoAction 15# notHappyAtAll action sts stk [] + +happyNewToken action sts stk (tk:tks) = + let cont i = happyDoAction i tk action sts stk tks in + case tk of { + PT _ (TS "-") -> cont 1#; + PT _ (TS "=") -> cont 2#; + PT _ (TS "\\") -> cont 3#; + PT _ (TS "->") -> cont 4#; + PT _ (TS "(") -> cont 5#; + PT _ (TS ")") -> cont 6#; + PT _ (TS ";") -> cont 7#; + PT _ (TS "|") -> cont 8#; + PT _ (TS ",") -> cont 9#; + PT _ (TV happy_dollar_dollar) -> cont 10#; + PT _ (TI happy_dollar_dollar) -> cont 11#; + PT _ (TL happy_dollar_dollar) -> cont 12#; + PT _ (TD happy_dollar_dollar) -> cont 13#; + _ -> cont 14#; + _ -> happyError' (tk:tks) + } + +happyError_ tk tks = happyError' (tk:tks) + +happyThen :: () => Err a -> (a -> Err b) -> Err b +happyThen = (thenM) +happyReturn :: () => a -> Err a +happyReturn = (returnM) +happyThen1 m k tks = (thenM) m (\a -> k a tks) +happyReturn1 :: () => a -> b -> Err a +happyReturn1 = \a tks -> (returnM) a +happyError' :: () => [Token] -> Err a +happyError' = happyError + +pCommandLine tks = happySomeParser where + happySomeParser = happyThen (happyParse 0# tks) (\x -> happyReturn (happyOut21 x)) + +pPipe tks = happySomeParser where + happySomeParser = happyThen (happyParse 1# tks) (\x -> happyReturn (happyOut22 x)) + +pCommand tks = happySomeParser where + happySomeParser = happyThen (happyParse 2# tks) (\x -> happyReturn (happyOut23 x)) + +pOption tks = happySomeParser where + happySomeParser = happyThen (happyParse 3# tks) (\x -> happyReturn (happyOut24 x)) + +pValue tks = happySomeParser where + happySomeParser = happyThen (happyParse 4# tks) (\x -> happyReturn (happyOut25 x)) + +pArgument tks = happySomeParser where + happySomeParser = happyThen (happyParse 5# tks) (\x -> happyReturn (happyOut26 x)) + +pTree1 tks = happySomeParser where + happySomeParser = happyThen (happyParse 6# tks) (\x -> happyReturn (happyOut27 x)) + +pTree tks = happySomeParser where + happySomeParser = happyThen (happyParse 7# tks) (\x -> happyReturn (happyOut28 x)) + +pTree2 tks = happySomeParser where + happySomeParser = happyThen (happyParse 8# tks) (\x -> happyReturn (happyOut29 x)) + +pListPipe tks = happySomeParser where + happySomeParser = happyThen (happyParse 9# tks) (\x -> happyReturn (happyOut30 x)) + +pListCommand tks = happySomeParser where + happySomeParser = happyThen (happyParse 10# tks) (\x -> happyReturn (happyOut31 x)) + +pListOption tks = happySomeParser where + happySomeParser = happyThen (happyParse 11# tks) (\x -> happyReturn (happyOut32 x)) + +pListTree2 tks = happySomeParser where + happySomeParser = happyThen (happyParse 12# tks) (\x -> happyReturn (happyOut33 x)) + +pListIdent tks = happySomeParser where + happySomeParser = happyThen (happyParse 13# tks) (\x -> happyReturn (happyOut34 x)) + +happySeq = happyDontSeq + + +returnM :: a -> Err a +returnM = return + +thenM :: Err a -> (a -> Err b) -> Err b +thenM = (>>=) + +happyError :: [Token] -> Err a +happyError ts = + Bad $ "syntax error at " ++ tokenPos ts ++ + case ts of + [] -> [] + [Err _] -> " due to lexer error" + _ -> " before " ++ unwords (map prToken (take 4 ts)) + +myLexer = tokens +{-# LINE 1 "GenericTemplate.hs" #-} +{-# LINE 1 "" #-} +{-# LINE 1 "" #-} +{-# LINE 1 "GenericTemplate.hs" #-} +-- Id: GenericTemplate.hs,v 1.26 2005/01/14 14:47:22 simonmar Exp + +{-# LINE 28 "GenericTemplate.hs" #-} + + +data Happy_IntList = HappyCons Int# Happy_IntList + + + + + +{-# LINE 49 "GenericTemplate.hs" #-} + +{-# LINE 59 "GenericTemplate.hs" #-} + +{-# LINE 68 "GenericTemplate.hs" #-} + +infixr 9 `HappyStk` +data HappyStk a = HappyStk a (HappyStk a) + +----------------------------------------------------------------------------- +-- starting the parse + +happyParse start_state = happyNewToken start_state notHappyAtAll notHappyAtAll + +----------------------------------------------------------------------------- +-- Accepting the parse + +-- If the current token is 0#, it means we've just accepted a partial +-- parse (a %partial parser). We must ignore the saved token on the top of +-- the stack in this case. +happyAccept 0# tk st sts (_ `HappyStk` ans `HappyStk` _) = + happyReturn1 ans +happyAccept j tk st sts (HappyStk ans _) = + (happyTcHack j (happyTcHack st)) (happyReturn1 ans) + +----------------------------------------------------------------------------- +-- Arrays only: do the next action + + + +happyDoAction i tk st + = {- nothing -} + + + case action of + 0# -> {- nothing -} + happyFail i tk st + -1# -> {- nothing -} + happyAccept i tk st + n | (n <# (0# :: Int#)) -> {- nothing -} + + (happyReduceArr ! rule) i tk st + where rule = (I# ((negateInt# ((n +# (1# :: Int#)))))) + n -> {- nothing -} + + + happyShift new_state i tk st + where new_state = (n -# (1# :: Int#)) + where off = indexShortOffAddr happyActOffsets st + off_i = (off +# i) + check = if (off_i >=# (0# :: Int#)) + then (indexShortOffAddr happyCheck off_i ==# i) + else False + action | check = indexShortOffAddr happyTable off_i + | otherwise = indexShortOffAddr happyDefActions st + +{-# LINE 127 "GenericTemplate.hs" #-} + + +indexShortOffAddr (HappyA# arr) off = +#if __GLASGOW_HASKELL__ > 500 + narrow16Int# i +#elif __GLASGOW_HASKELL__ == 500 + intToInt16# i +#else + (i `iShiftL#` 16#) `iShiftRA#` 16# +#endif + where +#if __GLASGOW_HASKELL__ >= 503 + i = word2Int# ((high `uncheckedShiftL#` 8#) `or#` low) +#else + i = word2Int# ((high `shiftL#` 8#) `or#` low) +#endif + high = int2Word# (ord# (indexCharOffAddr# arr (off' +# 1#))) + low = int2Word# (ord# (indexCharOffAddr# arr off')) + off' = off *# 2# + + + + + +data HappyAddr = HappyA# Addr# + + + + +----------------------------------------------------------------------------- +-- HappyState data type (not arrays) + +{-# LINE 170 "GenericTemplate.hs" #-} + +----------------------------------------------------------------------------- +-- Shifting a token + +happyShift new_state 0# tk st sts stk@(x `HappyStk` _) = + let i = (case unsafeCoerce# x of { (I# (i)) -> i }) in +-- trace "shifting the error token" $ + happyDoAction i tk new_state (HappyCons (st) (sts)) (stk) + +happyShift new_state i tk st sts stk = + happyNewToken new_state (HappyCons (st) (sts)) ((happyInTok (tk))`HappyStk`stk) + +-- happyReduce is specialised for the common cases. + +happySpecReduce_0 i fn 0# tk st sts stk + = happyFail 0# tk st sts stk +happySpecReduce_0 nt fn j tk st@((action)) sts stk + = happyGoto nt j tk st (HappyCons (st) (sts)) (fn `HappyStk` stk) + +happySpecReduce_1 i fn 0# tk st sts stk + = happyFail 0# tk st sts stk +happySpecReduce_1 nt fn j tk _ sts@((HappyCons (st@(action)) (_))) (v1`HappyStk`stk') + = let r = fn v1 in + happySeq r (happyGoto nt j tk st sts (r `HappyStk` stk')) + +happySpecReduce_2 i fn 0# tk st sts stk + = happyFail 0# tk st sts stk +happySpecReduce_2 nt fn j tk _ (HappyCons (_) (sts@((HappyCons (st@(action)) (_))))) (v1`HappyStk`v2`HappyStk`stk') + = let r = fn v1 v2 in + happySeq r (happyGoto nt j tk st sts (r `HappyStk` stk')) + +happySpecReduce_3 i fn 0# tk st sts stk + = happyFail 0# tk st sts stk +happySpecReduce_3 nt fn j tk _ (HappyCons (_) ((HappyCons (_) (sts@((HappyCons (st@(action)) (_))))))) (v1`HappyStk`v2`HappyStk`v3`HappyStk`stk') + = let r = fn v1 v2 v3 in + happySeq r (happyGoto nt j tk st sts (r `HappyStk` stk')) + +happyReduce k i fn 0# tk st sts stk + = happyFail 0# tk st sts stk +happyReduce k nt fn j tk st sts stk + = case happyDrop (k -# (1# :: Int#)) sts of + sts1@((HappyCons (st1@(action)) (_))) -> + let r = fn stk in -- it doesn't hurt to always seq here... + happyDoSeq r (happyGoto nt j tk st1 sts1 r) + +happyMonadReduce k nt fn 0# tk st sts stk + = happyFail 0# tk st sts stk +happyMonadReduce k nt fn j tk st sts stk = + happyThen1 (fn stk tk) (\r -> happyGoto nt j tk st1 sts1 (r `HappyStk` drop_stk)) + where sts1@((HappyCons (st1@(action)) (_))) = happyDrop k (HappyCons (st) (sts)) + drop_stk = happyDropStk k stk + +happyMonad2Reduce k nt fn 0# tk st sts stk + = happyFail 0# tk st sts stk +happyMonad2Reduce k nt fn j tk st sts stk = + happyThen1 (fn stk tk) (\r -> happyNewToken new_state sts1 (r `HappyStk` drop_stk)) + where sts1@((HappyCons (st1@(action)) (_))) = happyDrop k (HappyCons (st) (sts)) + drop_stk = happyDropStk k stk + + off = indexShortOffAddr happyGotoOffsets st1 + off_i = (off +# nt) + new_state = indexShortOffAddr happyTable off_i + + + + +happyDrop 0# l = l +happyDrop n (HappyCons (_) (t)) = happyDrop (n -# (1# :: Int#)) t + +happyDropStk 0# l = l +happyDropStk n (x `HappyStk` xs) = happyDropStk (n -# (1#::Int#)) xs + +----------------------------------------------------------------------------- +-- Moving to a new state after a reduction + + +happyGoto nt j tk st = + {- nothing -} + happyDoAction j tk new_state + where off = indexShortOffAddr happyGotoOffsets st + off_i = (off +# nt) + new_state = indexShortOffAddr happyTable off_i + + + + +----------------------------------------------------------------------------- +-- Error recovery (0# is the error token) + +-- parse error if we are in recovery and we fail again +happyFail 0# tk old_st _ stk = +-- trace "failing" $ + happyError_ tk + +{- We don't need state discarding for our restricted implementation of + "error". In fact, it can cause some bogus parses, so I've disabled it + for now --SDM + +-- discard a state +happyFail 0# tk old_st (HappyCons ((action)) (sts)) + (saved_tok `HappyStk` _ `HappyStk` stk) = +-- trace ("discarding state, depth " ++ show (length stk)) $ + happyDoAction 0# tk action sts ((saved_tok`HappyStk`stk)) +-} + +-- Enter error recovery: generate an error token, +-- save the old token and carry on. +happyFail i tk (action) sts stk = +-- trace "entering error recovery" $ + happyDoAction 0# tk action sts ( (unsafeCoerce# (I# (i))) `HappyStk` stk) + +-- Internal happy errors: + +notHappyAtAll = error "Internal Happy error\n" + +----------------------------------------------------------------------------- +-- Hack to get the typechecker to accept our action functions + + +happyTcHack :: Int# -> a -> a +happyTcHack x y = y +{-# INLINE happyTcHack #-} + + +----------------------------------------------------------------------------- +-- Seq-ing. If the --strict flag is given, then Happy emits +-- happySeq = happyDoSeq +-- otherwise it emits +-- happySeq = happyDontSeq + +happyDoSeq, happyDontSeq :: a -> b -> b +happyDoSeq a b = a `seq` b +happyDontSeq a b = b + +----------------------------------------------------------------------------- +-- Don't inline any functions from the template. GHC has a nasty habit +-- of deciding to inline happyGoto everywhere, which increases the size of +-- the generated parser quite a bit. + + +{-# NOINLINE happyDoAction #-} +{-# NOINLINE happyTable #-} +{-# NOINLINE happyCheck #-} +{-# NOINLINE happyActOffsets #-} +{-# NOINLINE happyGotoOffsets #-} +{-# NOINLINE happyDefActions #-} + +{-# NOINLINE happyShift #-} +{-# NOINLINE happySpecReduce_0 #-} +{-# NOINLINE happySpecReduce_1 #-} +{-# NOINLINE happySpecReduce_2 #-} +{-# NOINLINE happySpecReduce_3 #-} +{-# NOINLINE happyReduce #-} +{-# NOINLINE happyMonadReduce #-} +{-# NOINLINE happyGoto #-} +{-# NOINLINE happyFail #-} + +-- end of Happy Template. diff --git a/src/GF/Command/PrintGFShell.hs b/src/GF/Command/PrintGFShell.hs new file mode 100644 index 000000000..31a4584b6 --- /dev/null +++ b/src/GF/Command/PrintGFShell.hs @@ -0,0 +1,144 @@ +{-# OPTIONS -fno-warn-incomplete-patterns #-} +module GF.Command.PrintGFShell where + +-- pretty-printer generated by the BNF converter + +import GF.Command.AbsGFShell +import Char + +-- the top-level printing method +printTree :: Print a => a -> String +printTree = render . prt 0 + +type Doc = [ShowS] -> [ShowS] + +doc :: ShowS -> Doc +doc = (:) + +render :: Doc -> String +render d = rend 0 (map ($ "") $ d []) "" where + rend i ss = case ss of + "[" :ts -> showChar '[' . rend i ts + "(" :ts -> showChar '(' . rend i ts + "{" :ts -> showChar '{' . new (i+1) . rend (i+1) ts + "}" : ";":ts -> new (i-1) . space "}" . showChar ';' . new (i-1) . rend (i-1) ts + "}" :ts -> new (i-1) . showChar '}' . new (i-1) . rend (i-1) ts + ";" :ts -> showChar ';' . new i . rend i ts + t : "," :ts -> showString t . space "," . rend i ts + t : ")" :ts -> showString t . showChar ')' . rend i ts + t : "]" :ts -> showString t . showChar ']' . rend i ts + t :ts -> space t . rend i ts + _ -> id + new i = showChar '\n' . replicateS (2*i) (showChar ' ') . dropWhile isSpace + space t = showString t . (\s -> if null s then "" else (' ':s)) + +parenth :: Doc -> Doc +parenth ss = doc (showChar '(') . ss . doc (showChar ')') + +concatS :: [ShowS] -> ShowS +concatS = foldr (.) id + +concatD :: [Doc] -> Doc +concatD = foldr (.) id + +replicateS :: Int -> ShowS -> ShowS +replicateS n f = concatS (replicate n f) + +-- the printer class does the job +class Print a where + prt :: Int -> a -> Doc + prtList :: [a] -> Doc + prtList = concatD . map (prt 0) + +instance Print a => Print [a] where + prt _ = prtList + +instance Print Char where + prt _ s = doc (showChar '\'' . mkEsc '\'' s . showChar '\'') + prtList s = doc (showChar '"' . concatS (map (mkEsc '"') s) . showChar '"') + +mkEsc :: Char -> Char -> ShowS +mkEsc q s = case s of + _ | s == q -> showChar '\\' . showChar s + '\\'-> showString "\\\\" + '\n' -> showString "\\n" + '\t' -> showString "\\t" + _ -> showChar s + +prPrec :: Int -> Int -> Doc -> Doc +prPrec i j = if j (concatD [prt 0 x , doc (showString ",")]) + x:xs -> (concatD [prt 0 x , doc (showString ",") , prt 0 xs]) + + + +instance Print CommandLine where + prt i e = case e of + CLine pipes -> prPrec i 0 (concatD [prt 0 pipes]) + CEmpty -> prPrec i 0 (concatD []) + + +instance Print Pipe where + prt i e = case e of + PComm commands -> prPrec i 0 (concatD [prt 0 commands]) + + prtList es = case es of + [x] -> (concatD [prt 0 x]) + x:xs -> (concatD [prt 0 x , doc (showString ";") , prt 0 xs]) + +instance Print Command where + prt i e = case e of + Comm id options argument -> prPrec i 0 (concatD [prt 0 id , prt 0 options , prt 0 argument]) + CNoarg id options -> prPrec i 0 (concatD [prt 0 id , prt 0 options]) + + prtList es = case es of + [x] -> (concatD [prt 0 x]) + x:xs -> (concatD [prt 0 x , doc (showString "|") , prt 0 xs]) + +instance Print Option where + prt i e = case e of + OOpt id -> prPrec i 0 (concatD [doc (showString "-") , prt 0 id]) + OFlag id value -> prPrec i 0 (concatD [doc (showString "-") , prt 0 id , doc (showString "=") , prt 0 value]) + + prtList es = case es of + [] -> (concatD []) + x:xs -> (concatD [prt 0 x , prt 0 xs]) + +instance Print Value where + prt i e = case e of + VId id -> prPrec i 0 (concatD [prt 0 id]) + VInt n -> prPrec i 0 (concatD [prt 0 n]) + + +instance Print Argument where + prt i e = case e of + ATree tree -> prPrec i 0 (concatD [prt 0 tree]) + + +instance Print Tree where + prt i e = case e of + TApp id trees -> prPrec i 1 (concatD [prt 0 id , prt 2 trees]) + TAbs ids tree -> prPrec i 0 (concatD [doc (showString "\\") , prt 0 ids , doc (showString "->") , prt 0 tree]) + TId id -> prPrec i 2 (concatD [prt 0 id]) + TInt n -> prPrec i 2 (concatD [prt 0 n]) + TStr str -> prPrec i 2 (concatD [prt 0 str]) + TFloat d -> prPrec i 2 (concatD [prt 0 d]) + + prtList es = case es of + [x] -> (concatD [prt 2 x]) + x:xs -> (concatD [prt 2 x , prt 2 xs]) + + diff --git a/src/GF/Devel/Shell.hs b/src/GF/Devel/Shell.hs index 81569b8d1..f0aaf193b 100644 --- a/src/GF/Devel/Shell.hs +++ b/src/GF/Devel/Shell.hs @@ -46,7 +46,7 @@ treat mgr s = case words s of let ts = parse mgr lang cat $ unwords ws mapM_ (putStrLn . showTree) ts "h":_ -> printHelp mgr - _ -> lins $ readTree mgr s + "l" : ws -> lins $ readTree mgr $ unwords ws where grammar = gfcc mgr langs = languages mgr diff --git a/src/GF/GFCC/API.hs b/src/GF/GFCC/API.hs index 0199dcf7e..39f44e2a3 100644 --- a/src/GF/GFCC/API.hs +++ b/src/GF/GFCC/API.hs @@ -21,6 +21,7 @@ import GF.GFCC.Macros import GF.GFCC.DataGFCC import GF.GFCC.AbsGFCC import GF.GFCC.ParGFCC +import GF.Command.PPrTree import GF.GFCC.ErrM @@ -105,9 +106,9 @@ generateRandom mgr cat = do generateAll mgr cat = generate (gfcc mgr) (CId cat) -readTree _ = err (const exp0) id . (pExp . myLexer) +readTree _ = pTree -showTree = prt +showTree = prExp languages mgr = [l | CId l <- cncnames (gfcc mgr)]