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{-# OPTIONS_GHC -Wno-orphans #-}
module Parser (
parseTestFile,
) where
import Control.Monad.State
import Data.Text (Text)
import Data.Text qualified as T
import Data.Text.Lazy qualified as TL
import Data.Text.Lazy.IO qualified as TL
import Text.Megaparsec hiding (State)
import System.Exit
import System.FilePath
import Parser.Core
import Parser.Expr
import Parser.Statement
import Test
parseTestDefinition :: TestParser Test
parseTestDefinition = label "test definition" $ toplevel $ do
block (\name steps -> return $ Test name $ concat steps) header testStep
where header = do
wsymbol "test"
lexeme $ TL.toStrict <$> takeWhileP (Just "test name") (/=':')
parseTestModule :: Text -> TestParser Module
parseTestModule defaultName = do
moduleName <- choice
[ label "module declaration" $ do
wsymbol "module"
x <- identifier
(x:) <$> many (symbol "." >> identifier)
, do
return $ [ defaultName ]
]
moduleTests <- many parseTestDefinition
eof
return Module { .. }
parseTestFile :: FilePath -> IO Module
parseTestFile path = do
content <- TL.readFile path
let initState = TestParserState
{ testVars = []
, testContext = SomeExpr RootNetwork
}
defaultModuleName = T.pack $ takeBaseName path
case evalState (runParserT (parseTestModule defaultModuleName) path content) initState of
Left err -> putStr (errorBundlePretty err) >> exitFailure
Right tests -> return tests
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