packages feed

eo-phi-normalizer-3.1.0: src/Language/EO/Phi.hs

{- FOURMOLU_DISABLE -}
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-- Copyright (c) 2016-2024 Objectionary.com

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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 = parseWith Phi.pProgram

-- | Parse an 'Object' or return a parsing error.
parseObject :: String -> Either String Phi.Object
parseObject = parseWith 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 input =
  case parseProgram input of
    Left parseError -> error parseError
    Right 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 = either error id . parseObject

unsafeParseProgramFromFile :: FilePath -> IO Phi.Program
unsafeParseProgramFromFile inputFile = do
  src <- readFile inputFile
  case parseProgram src of
    Left err -> error ("Error parsing program from '" ++ inputFile ++ "':\n" ++ err)
    Right program -> pure program