From 62f3a12863121fa5b6c2787185e62cfa3f44bdd6 Mon Sep 17 00:00:00 2001
From: Adam Sandberg Eriksson <adam@sandbergericsson.se>
Date: Tue, 14 Jul 2015 21:01:01 +0200
Subject: HsBang is split into HsSrcBang and HsImplBang

With recent changes in GHC handling of strictness annotations in Haddock
is simplified.
---
 haddock-api/src/Haddock/Backends/LaTeX.hs      |  4 +---
 haddock-api/src/Haddock/Backends/Xhtml/Decl.hs |  4 +---
 haddock-api/src/Haddock/Convert.hs             | 20 ++++++++------------
 3 files changed, 10 insertions(+), 18 deletions(-)

diff --git a/haddock-api/src/Haddock/Backends/LaTeX.hs b/haddock-api/src/Haddock/Backends/LaTeX.hs
index d85d75da..b8558f4f 100644
--- a/haddock-api/src/Haddock/Backends/LaTeX.hs
+++ b/haddock-api/src/Haddock/Backends/LaTeX.hs
@@ -822,9 +822,7 @@ pp_hs_context cxt unicode = parenList (map (ppType unicode) cxt)
 -------------------------------------------------------------------------------
 
 
-ppBang :: HsBang -> LaTeX
-ppBang HsStrict                  = char '!'
-ppBang (HsUnpack {})             = char '!'
+ppBang :: HsSrcBang -> LaTeX
 ppBang (HsSrcBang _ _ SrcStrict) = char '!'
 ppBang (HsSrcBang _ _ SrcLazy)   = char '~'
 ppBang _                         = empty
diff --git a/haddock-api/src/Haddock/Backends/Xhtml/Decl.hs b/haddock-api/src/Haddock/Backends/Xhtml/Decl.hs
index 21ef167b..b2b6f904 100644
--- a/haddock-api/src/Haddock/Backends/Xhtml/Decl.hs
+++ b/haddock-api/src/Haddock/Backends/Xhtml/Decl.hs
@@ -768,9 +768,7 @@ ppDataHeader _ _ _ _ = error "ppDataHeader: illegal argument"
 --------------------------------------------------------------------------------
 
 
-ppBang :: HsBang -> Html
-ppBang HsStrict                  = toHtml "!"
-ppBang (HsUnpack {})             = toHtml "!"
+ppBang :: HsSrcBang -> Html
 ppBang (HsSrcBang _ _ SrcStrict) = toHtml "!"
 ppBang (HsSrcBang _ _ SrcLazy)   = toHtml "~"
 ppBang _                         = noHtml
diff --git a/haddock-api/src/Haddock/Convert.hs b/haddock-api/src/Haddock/Convert.hs
index edf91ce5..7c9040a9 100644
--- a/haddock-api/src/Haddock/Convert.hs
+++ b/haddock-api/src/Haddock/Convert.hs
@@ -266,18 +266,14 @@ synifyDataCon use_gadt_syntax dc =
   -- skip any EqTheta, use 'orig'inal syntax
   ctx = synifyCtx theta
 
-  linear_tys = zipWith (\ty bang ->
-            let tySyn = synifyType WithinType ty
-                src_bang = case bang of
-                             HsUnpack {} -> HsSrcBang Nothing SrcUnpack SrcStrict
-                             HsStrict    -> HsSrcBang Nothing SrcNoUnpack SrcStrict
-                             HsLazy      -> HsSrcBang Nothing NoSrcUnpack NoSrcStrictness
-                             _           -> bang
-            in case src_bang of
-                 (HsSrcBang _ NoSrcUnpack NoSrcStrictness) -> tySyn
-                 _        -> noLoc $ HsBangTy bang tySyn
-          )
-          arg_tys (dataConSrcBangs dc)
+  linear_tys =
+    zipWith (\ty bang ->
+               let tySyn = synifyType WithinType ty
+               in case bang of
+                    (HsSrcBang _ NoSrcUnpack NoSrcStrict) -> tySyn
+                    bang' -> noLoc $ HsBangTy bang' tySyn)
+            arg_tys (dataConSrcBangs dc)
+
   field_tys = zipWith (\field synTy -> noLoc $ ConDeclField
                                                [synifyName field] synTy Nothing)
                 (dataConFieldLabels dc) linear_tys
-- 
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