{- FOURMOLU_DISABLE -}
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-- SOFTWARE.
{- FOURMOLU_ENABLE -}
module Language.EO.Phi (
  normalize,
  parseProgram,
  unsafeParseObject,
  unsafeParseProgram,
  unsafeParseProgramFromFile,
  module Language.EO.Phi.Syntax,
) where

import Language.EO.Phi.Normalize
import Language.EO.Phi.Syntax
import Language.EO.Phi.Syntax.Abs qualified as Phi
import Language.EO.Phi.Syntax.Par qualified as Phi

-- | Parse a 'Program' or return a parsing error.
parseProgram :: String -> Either String Phi.Program
parseProgram :: String -> Either String Program
parseProgram = ([Token] -> Either String Program)
-> String -> Either String Program
forall a.
(DesugarableInitially a, CheckableSyntaxInitially a) =>
([Token] -> Either String a) -> String -> Either String a
parseWith [Token] -> Either String Program
Phi.pProgram

-- | Parse an 'Object' or return a parsing error.
parseObject :: String -> Either String Phi.Object
parseObject :: String -> Either String Object
parseObject = ([Token] -> Either String Object) -> String -> Either String Object
forall a.
(DesugarableInitially a, CheckableSyntaxInitially a) =>
([Token] -> Either String a) -> String -> Either String a
parseWith [Token] -> Either String Object
Phi.pObject

-- | Parse a 'Program' from a 'String'.
-- May throw an 'error` if input has a syntactical or lexical errors.
unsafeParseProgram :: String -> Phi.Program
unsafeParseProgram :: String -> Program
unsafeParseProgram String
input =
  case String -> Either String Program
parseProgram String
input of
    Left String
parseError -> String -> Program
forall a. HasCallStack => String -> a
error String
parseError
    Right Program
program -> Program
program

-- | Parse an 'Object' from a 'String'.
-- May throw an 'error` if input has a syntactical or lexical errors.
unsafeParseObject :: String -> Phi.Object
unsafeParseObject :: String -> Object
unsafeParseObject = (String -> Object)
-> (Object -> Object) -> Either String Object -> Object
forall a c b. (a -> c) -> (b -> c) -> Either a b -> c
either String -> Object
forall a. HasCallStack => String -> a
error Object -> Object
forall a. a -> a
id (Either String Object -> Object)
-> (String -> Either String Object) -> String -> Object
forall b c a. (b -> c) -> (a -> b) -> a -> c
. String -> Either String Object
parseObject

unsafeParseProgramFromFile :: FilePath -> IO Phi.Program
unsafeParseProgramFromFile :: String -> IO Program
unsafeParseProgramFromFile String
inputFile = do
  String
src <- String -> IO String
readFile String
inputFile
  case String -> Either String Program
parseProgram String
src of
    Left String
err -> String -> IO Program
forall a. HasCallStack => String -> a
error (String
"Error parsing program from '" String -> String -> String
forall a. [a] -> [a] -> [a]
++ String
inputFile String -> String -> String
forall a. [a] -> [a] -> [a]
++ String
"':\n" String -> String -> String
forall a. [a] -> [a] -> [a]
++ String
err)
    Right Program
program -> Program -> IO Program
forall a. a -> IO a
forall (f :: * -> *) a. Applicative f => a -> f a
pure Program
program