1
0
forked from GitHub/gf-core
Files
gf-core/examples/tutorial/embedded/TransferLoop.hs

22 lines
472 B
Haskell

module Main where
import PGF
import TransferDef (transfer)
main :: IO ()
main = do
gr <- readPGF "Query.pgf"
loop (translate transfer gr)
loop :: (String -> String) -> IO ()
loop trans = do
s <- getLine
if s == "quit" then putStrLn "bye" else do
putStrLn $ trans s
loop trans
translate :: (Tree -> Tree) -> PGF -> String -> String
translate tr gr s = case parseAllLang gr (startCat gr) s of
(lg,t:_):_ -> linearize gr lg (tr t)
_ -> "NO PARSE"