From 6cbcc42ef4ac75a9bccb4e9d0acc53116c7c68e8 Mon Sep 17 00:00:00 2001
From: Joe Crayne <joe@jerkface.net>
Date: Fri, 22 Mar 2019 19:14:27 -0400
Subject: Option to suppress do-syntax.

---
 monkeypatch.hs | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

diff --git a/monkeypatch.hs b/monkeypatch.hs
index 37e52a6..bc55425 100644
--- a/monkeypatch.hs
+++ b/monkeypatch.hs
@@ -573,6 +573,9 @@ insertComment c stmts = everywhere (mkT go) stmts
 mixComments :: [StyledComment] -> [CCompoundBlockItem NodeInfo] -> [CCompoundBlockItem NodeInfo]
 mixComments cs stmts = foldr insertComment stmts cs
 
+applyDoSyntax' C2HaskellOptions{oSuppressDo=True} x = x
+applyDoSyntax' _                                  x = applyDoSyntax x
+
 transpile :: C2HaskellOptions -> FilePath -> IncludeStack -> CTranslationUnit NodeInfo -> IO ()
 transpile o fname incs (CTranslUnit edecls _) = do
     let db = foldr update initTranspile edecls
@@ -632,7 +635,7 @@ transpile o fname incs (CTranslUnit edecls _) = do
                                 return $ foldr applyComputation (Computation Map.empty Map.empty retUnit) xs
                         case mhask of
                             Just hask -> do printHeader
-                                            mapM_ (putStrLn . ("  "++)) $ lines $ HS.prettyPrint $ applyDoSyntax $ comp hask
+                                            mapM_ (putStrLn . ("  "++)) $ lines $ HS.prettyPrint $ applyDoSyntax' o $ comp hask
                             Nothing -> forM_ (oSelectFunction o) $ \_ -> do
                                 printHeader
                                 forM_ bdy $ \d -> do
@@ -955,6 +958,7 @@ data C2HaskellOptions = C2HaskellOptions
     , oPreprocess     :: Bool
     , oTranspile      :: Bool
     , oCommentsOnly   :: Bool
+    , oSuppressDo     :: Bool
     }
 
 defopts :: C2HaskellOptions
@@ -966,6 +970,7 @@ defopts = C2HaskellOptions
     , oPreprocess     = False
     , oTranspile      = False
     , oCommentsOnly   = False
+    , oSuppressDo     = False
     }
 
 parseOptions :: [String] -> C2HaskellOptions -> C2HaskellOptions
@@ -976,6 +981,7 @@ parseOptions ("-p":args)     o = parseOptions args o{ oPrettyC = True }
 parseOptions ("--cpp":args)  o = parseOptions args o{ oPreprocess = True }
 parseOptions ("-v":args)     o = parseOptions args o{ oVerbose = True }
 parseOptions ("--tohs":args) o = parseOptions args o{ oTranspile = True }
+parseOptions ("--nodo":args) o = parseOptions args o{ oSuppressDo = True }
 parseOptions ("--comments":args) o = parseOptions args o{ oCommentsOnly = True }
 parseOptions as              o = error (show as)
 
-- 
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