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|
----------------------------------------------------------------------
-- |
-- Module : ShellCommands
-- Maintainer : AR
-- Stability : (stable)
-- Portability : (portable)
--
-- > CVS $Date: 2005/11/14 16:03:41 $
-- > CVS $Author: aarne $
-- > CVS $Revision: 1.46 $
--
-- The datatype of shell commands and the list of their options.
-----------------------------------------------------------------------------
module GF.Shell.ShellCommands where
import qualified GF.Infra.Ident as I
import GF.Compile.ShellState
import GF.UseGrammar.Custom
import GF.Grammar.PrGrammar
import GF.Infra.Option
import GF.Data.Operations
import GF.Infra.Modules
import Data.Char (isDigit)
import Control.Monad (mplus)
-- shell commands and their options
-- moved to separate module and added option check: AR 27/5/2004
--- TODO: single source for
--- (1) command interpreter (2) option check (3) help file
data Command =
CImport FilePath
| CRemoveLanguage Language
| CEmptyState
| CChangeMain (Maybe I.Ident)
| CStripState
| CTransformGrammar FilePath
| CConvertLatex FilePath
| CDefineCommand String [String]
| CDefineTerm String
| CLinearize [()] ---- parameters
| CParse
| CTranslate Language Language
| CGenerateRandom
| CGenerateTrees
| CPutTerm
| CWrapTerm I.Ident
| CApplyTransfer (Maybe I.Ident, I.Ident)
| CMorphoAnalyse
| CTestTokenizer
| CComputeConcrete String
| CShowOpers String
| CTranslationQuiz Language Language
| CTranslationList Language Language
| CMorphoQuiz
| CMorphoList
| CReadFile FilePath
| CWriteFile FilePath
| CAppendFile FilePath
| CSpeakAloud
| CSpeechInput
| CPutString
| CShowTerm
| CSystemCommand String
| CGrep String
| CSetFlag
| CSetLocalFlag Language
| CPrintGrammar
| CPrintGlobalOptions
| CPrintLanguages
| CPrintInformation I.Ident
| CPrintMultiGrammar
| CPrintSourceGrammar
| CShowGrammarGraph
| CShowTreeGraph
| CPrintGramlet
| CPrintCanonXML
| CPrintCanonXMLStruct
| CPrintHistory
| CHelp (Maybe String)
| CImpure ImpureCommand
| CVoid
-- to isolate the commands that are executed on top level
data ImpureCommand =
ICQuit | ICExecuteHistory FilePath | ICEarlierCommand Int
| ICEditSession | ICTranslateSession
type CommandOpt = (Command, Options)
-- the top-level option warning action
checkOptions :: ShellState -> (Command,Options) -> IO ()
checkOptions sh (co, Opts opts) = do
let (_,s) = errVal ([],"option check failed") $ mapErr check opts
if (null s) then return ()
else putStr "WARNING: " >> putStrLn s
where
check = isValidOption sh co
isValidOption :: ShellState -> Command -> Option -> Err ()
isValidOption st co op = case op of
Opt (o,[]) ->
testErr (elem o $ optsOf co) ("invalid option:" +++ prOpt op)
Opt (o,[x]) -> do
testErr (elem o (flagsOf co)) ("invalid flag:" +++ o)
testValidFlag st co o x
_ -> Bad $ "impossible option" +++ prOpt op
where
optsOf co = ("tr" :) $ fst $ optionsOfCommand co
flagsOf co = snd $ optionsOfCommand co
testValidFlag :: ShellState -> Command -> OptFunId -> String -> Err ()
testValidFlag st co f x = case f of
"cat" -> testIn (map prQIdent_ (allCategories st))
"lang" -> testIn (map prt (allLanguages st))
"transfer" -> testIn (map prt (allTransfers st))
"res" -> testIn (map prt (allResources (srcModules st)))
"number" -> testN
"printer" -> case co of
CPrintGrammar -> testInc customGrammarPrinter
CPrintMultiGrammar -> testInc customMultiGrammarPrinter
CSetFlag -> testInc customGrammarPrinter `mplus`
testInc customMultiGrammarPrinter
"lexer" -> testInc customTokenizer
"unlexer" -> testInc customUntokenizer
"depth" -> testN
"rawtrees"-> testN
"parser" -> testInc customParser
-- hack for the -newer parsers: (to be changed in the future)
-- `mplus` testIn (words "mcfg mcfg-bottomup mcfg-topdown cfg cfg-bottomup cfg-topdown bottomup topdown")
-- if not(null x) && head x `elem` "mc" then return () else Bad ""
"alts" -> testN
"transform" -> testInc customTermCommand
"filter" -> testInc customStringCommand
"length" -> testN
"optimize"-> testIn $ words "parametrize values all share none"
"conversion" -> testIn $ words "strict nondet finite singletons finite-strict finite-singletons"
_ -> return ()
where
testInc ci =
let vs = snd (customInfo ci) in testIn vs
testIn vs =
if elem x vs
then return ()
else Bad ("flag:" +++ f +++ "invalid value:" +++ x ++++
"possible values:" +++ unwords vs)
testN =
if all isDigit x
then return ()
else Bad ("flag:" +++ f +++ "invalid value:" +++ x ++++
"expected integer")
optionsOfCommand :: Command -> ([String],[String])
optionsOfCommand co = case co of
CSetFlag -> both "utf8 table struct record all multi"
"cat lang lexer parser number depth rawtrees unlexer optimize path conversion printer"
CImport _ -> both "old v s src retain nocf nocheckcirc cflexer noemit o ex prob"
"abs cnc res path optimize conversion cat probs noparse"
CRemoveLanguage _ -> none
CEmptyState -> none
CStripState -> none
CTransformGrammar _ -> flags "printer"
CConvertLatex _ -> none
CLinearize _ -> both "utf8 table struct record all multi" "lang number unlexer"
CParse -> both "cut new newer cfg mcfg n ign raw v lines all prob"
"cat lang lexer parser number rawtrees"
CTranslate _ _ -> opts "cat lexer parser"
CGenerateRandom -> both "cf prob" "cat lang number depth"
CGenerateTrees -> both "metas" "atoms depth alts cat lang number"
CPutTerm -> flags "transform number"
CWrapTerm _ -> opts "c"
CApplyTransfer _ -> flags "lang transfer"
CMorphoAnalyse -> both "short" "lang"
CTestTokenizer -> flags "lexer"
CComputeConcrete _ -> flags "res"
CShowOpers _ -> flags "res"
CTranslationQuiz _ _ -> flags "cat"
CTranslationList _ _ -> flags "cat number"
CMorphoQuiz -> flags "cat lang"
CMorphoList -> flags "cat lang number"
CReadFile _ -> none
CWriteFile _ -> none
CAppendFile _ -> none
CSpeakAloud -> flags "language"
CSpeechInput -> flags "lang cat language number"
CPutString -> both "utf8" "filter length"
CShowTerm -> flags "printer"
CShowTreeGraph -> opts "c f g o"
CSystemCommand _ -> none
CGrep _ -> opts "v"
CPrintGrammar -> both "utf8" "printer lang"
CPrintMultiGrammar -> both "utf8 utf8id" "printer"
CPrintSourceGrammar -> both "utf8" "printer"
CHelp _ -> opts "all alts atoms coding defs filter length lexer unlexer printer probs transform depth number"
CImpure ICEditSession -> both "f" "file"
CImpure ICTranslateSession -> both "f langs" "cat"
_ -> none
{-
CSetLocalFlag Language
CPrintGlobalOptions
CPrintLanguages
CPrintInformation I.Ident
CPrintGramlet
CPrintCanonXML
CPrintCanonXMLStruct
CPrintHistory
CVoid
-}
where
flags fs = ([],words fs)
opts fs = (words fs,[])
both os fs = (words os,words fs)
none = ([],[])
|
