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forked from GitHub/gf-core
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gf-core/src-3.0/GF/Compile/Export.hs
2008-06-03 20:05:52 +00:00

42 lines
1.2 KiB
Haskell

module GF.Compile.Export where
import PGF.CId
import PGF.Data (PGF(..))
import PGF.Raw.Print (printTree)
import PGF.Raw.Convert (fromPGF)
import GF.Compile.GFCCtoHaskell
import GF.Compile.GFCCtoJS
import GF.Infra.Option
import GF.Speech.CFG
import GF.Speech.PGFToCFG
import GF.Speech.SRGS
import GF.Speech.VoiceXML
import GF.Text.UTF8
-- top-level access to code generation
prPGF :: OutputFormat
-> PGF
-> String -- ^ Output name, for example used for generated Haskell
-- module name.
-> String
prPGF fmt gr name = case fmt of
FmtPGF -> printPGF gr
FmtJavaScript -> pgf2js gr
FmtHaskell -> grammar2haskell gr name
FmtHaskell_GADT -> grammar2haskellGADT gr name
FmtBNF -> prCFG $ pgfToCFG gr (outputConcr gr)
FmtSRGS_XML -> srgsXmlPrinter Nothing gr (outputConcr gr)
FmtVoiceXML -> grammar2vxml gr (outputConcr gr)
-- | Get the name of the concrete syntax to generate output from.
-- FIXME: there should be an option to change this.
outputConcr :: PGF -> CId
outputConcr pgf = case cncnames pgf of
[] -> error "No concrete syntax."
cnc:_ -> cnc
printPGF :: PGF -> String
printPGF = encodeUTF8 . printTree . fromPGF