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94 lines
3.2 KiB
Haskell
94 lines
3.2 KiB
Haskell
module Main where
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import Diff
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import Patch
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import Term
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import Syntax
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import Control.Comonad.Cofree
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import Control.Monad.Free hiding (unfoldM)
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import Data.Map
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import Data.Maybe
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import Data.Set
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import Language.Haskell.Parser
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import Language.Haskell.Syntax
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import System.Environment
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import GHC.Generics
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import GHC.Prim
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import Foreign
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import Foreign.C
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import Foreign.CStorable
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import Foreign.C.Types
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import Foreign.C.String
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import Foreign.ForeignPtr.Unsafe
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data TSLanguage = TsLanguage deriving (Show, Eq, Generic, CStorable)
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foreign import ccall "prototype/doubt-difftool/doubt-difftool-Bridging-Header.h ts_language_c" ts_language_c :: IO (Foreign.Ptr TSLanguage)
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data TSDocument = TsDocument deriving (Show, Eq, Generic, CStorable)
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foreign import ccall "prototype/External/tree-sitter/include/tree_sitter/runtime.h ts_document_make" ts_document_make :: IO (Foreign.Ptr TSDocument)
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foreign import ccall "prototype/External/tree-sitter/include/tree_sitter/runtime.h ts_document_set_language" ts_document_set_language :: Foreign.Ptr TSDocument -> Foreign.Ptr TSLanguage -> IO ()
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foreign import ccall "prototype/External/tree-sitter/include/tree_sitter/runtime.h ts_document_set_input_string" ts_document_set_input_string :: Foreign.Ptr TSDocument -> CString -> IO ()
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foreign import ccall "prototype/External/tree-sitter/include/tree_sitter/runtime.h ts_document_parse" ts_document_parse :: Foreign.Ptr TSDocument -> IO ()
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foreign import ccall "prototype/External/tree-sitter/include/tree_sitter/runtime.h ts_document_free" ts_document_free :: Foreign.Ptr TSDocument -> IO ()
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data TSLength = TsLength !CSize !CSize
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deriving (Show, Eq, Generic, CStorable)
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instance Storable TSLength where
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alignment l = cAlignment l
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sizeOf l = cSizeOf l
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peek p = cPeek p
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poke p l = cPoke p l
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data TSNode = TsNode !(Foreign.Ptr ()) !TSLength
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deriving (Show, Eq, Generic, CStorable)
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instance Storable TSNode where
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alignment n = cAlignment n
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sizeOf n = cSizeOf n
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peek p = cPeek p
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poke p n = cPoke p n
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foreign import ccall "app/bridge.h ts_document_root_node_p" ts_document_root_node_p :: Ptr TSDocument -> Ptr TSNode -> IO ()
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main :: IO ()
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main = do
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args <- getArgs
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let (a, b) = files args in do
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a' <- parseTreeSitterFile a
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b' <- parseTreeSitterFile b
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return (a', b')
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return ()
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parseTreeSitterFile :: FilePath -> IO ()
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parseTreeSitterFile file = do
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document <- ts_document_make
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language <- ts_language_c
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ts_document_set_language document language
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contents <- readFile file
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source <- newCString contents
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ts_document_set_input_string document source
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ts_document_parse document
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withNode (\root -> do
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ts_document_root_node_p document root
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unfoldM toTerm (root, "program"))
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ts_document_free document
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free source
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putStrLn $ "cSizeOf " ++ show (cSizeOf document) where
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toTerm (node, "program") = _
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withNode :: (Ptr TSNode -> IO a) -> IO a
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withNode writer = do
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node <- (mallocForeignPtr :: IO (ForeignPtr TSNode))
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withForeignPtr node writer
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parseModuleFile :: FilePath -> IO (ParseResult HsModule)
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parseModuleFile file = do
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contents <- readFile file
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return $ parseModule contents
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files (a : as) = (a, file as) where
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file (a : as) = a
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files [] = error "expected two files to diff"
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