1
1
mirror of https://github.com/github/semantic.git synced 2024-11-28 01:47:01 +03:00
semantic/app/Main.hs
2015-11-25 10:00:52 -05:00

96 lines
3.5 KiB
Haskell

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