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-rw-r--r--src/example-based/ExampleDemo.hs11
-rw-r--r--src/example-based/ExampleService.hs4
2 files changed, 8 insertions, 7 deletions
diff --git a/src/example-based/ExampleDemo.hs b/src/example-based/ExampleDemo.hs
index 0c187219a..2f344f0a3 100644
--- a/src/example-based/ExampleDemo.hs
+++ b/src/example-based/ExampleDemo.hs
@@ -10,7 +10,7 @@ import qualified Data.IntMap as IntMap
import qualified Data.Set as Set
import Data.Maybe
import System.Environment (getArgs)
-import System.Random (newStdGen)
+import System.Random (RandomGen) --newStdGen
type MyType = CId -- name of the categories from the program
@@ -39,8 +39,7 @@ data Environ = Env {getTypeMap :: TypeMap, -- mapping between a
getConcMap :: ConcMap, -- concrete expression after parsing
getSigs :: Map.Map MyType [FuncWithArg], -- functions for which we have the concrete syntax already with args
getAll :: [FuncWithArg] -- all the functions with arguments
-}
-
+ }
getNext :: Environ -> ([MyFunc],[MyFunc])
@@ -60,12 +59,12 @@ getNext env =
in (exampleable,testeable)
-provideExample :: Environ -> MyFunc -> PGF -> PGF -> Language -> Maybe (Expr,String)
-provideExample env myfunc parsePGF pgfFile lang =
+provideExample :: RandomGen gen => gen -> Environ -> MyFunc -> PGF -> PGF -> Language -> Maybe (Expr,String)
+provideExample gen env myfunc parsePGF pgfFile lang =
fmap giveExample $ getNameExpr myfunc env
where
giveExample e_ =
- let newexpr = head $ generateFromDepth pgfFile e_ (Just 5) -- change here with the new random generator
+ let newexpr = head $ generateRandomFromDepth gen pgfFile e_ (Just 5) -- change here with the new random generator
ty = getType $ head $ filter (\x -> getName x == myfunc) $ getAll env
embeddedExpr = maybe "" (\x -> ", as in: " ++ q (linearize pgfFile lang x)) (embedInStart (getAll env) (Map.fromList [(ty,e_)]))
lexpr = linearize pgfFile lang newexpr
diff --git a/src/example-based/ExampleService.hs b/src/example-based/ExampleService.hs
index e4198a87b..ecead5425 100644
--- a/src/example-based/ExampleService.hs
+++ b/src/example-based/ExampleService.hs
@@ -1,4 +1,5 @@
module ExampleService(cgiMain,cgiMain',newPGFCache) where
+import System.Random(newStdGen)
import System.FilePath((</>),makeRelative)
import Data.Map(fromList)
import Data.Char(isDigit)
@@ -33,7 +34,8 @@ doProvideExample root cwd cache environ =
parsePGF <- readParsePGF cwd cache
let adjpath path = root</>makeRelative "/" (makeRelative root cwd</>path)
pgf <- liftIO . readCache cache . adjpath =<< getInp "grammar"
- let Just (e,s) = E.provideExample environ fun parsePGF pgf lang
+ gen <- liftIO newStdGen
+ let Just (e,s) = E.provideExample gen environ fun parsePGF pgf lang
res = (showExpr [] e,s)
liftIO $ logError $ "proveExample ... = "++show res
outputJSONP res