GHC7 fixes

Yesod.hs

@@ -1,4 +1,5 @@
 {-# LANGUAGE OverloadedStrings #-}
+{-# LANGUAGE CPP #-}
 -- | This module simply re-exports from other modules for your convenience.
 module Yesod
     ( -- * Re-exports from yesod-core
@@ -59,7 +60,9 @@ import Yesod.Json
 import Yesod.Persist
 import Network.Wai (Application)
 import Network.Wai.Middleware.Debug
+#if !GHC7
 import Network.Wai.Handler.DevelServer (runQuit)
+#endif
 import Control.Monad.Trans.Class (lift)
 import Control.Monad.IO.Class (liftIO)
 import Control.Monad.IO.Peel (MonadPeelIO)
@@ -100,6 +103,9 @@ develServer :: Int -- ^ port number
             -> String -- ^ module name holding the code
             -> String -- ^ name of function providing a with-application
             -> IO ()
+#if GHC7
+develServer = error "Unfortunately, the hint package has not yet been ported to GHC 7, and therefore wai-handler-devel has not either. Once this situation is addressed, a new version of Yesod will be released."
+#else
 develServer port modu func = do
     mapM_ putStrLn
         [ "Starting your server process. Code changes will be automatically"
@@ -108,6 +114,7 @@ develServer port modu func = do
         , ""
         ]
     runQuit port modu func determineHamletDeps
+#endif
 
 data TempType = Hamlet | Cassius | Julius | Widget
     deriving Show

scaffold/Model_hs.cg

@@ -1,4 +1,4 @@
-{-# LANGUAGE QuasiQuotes, TypeFamilies, GeneralizedNewtypeDeriving #-}
+{-# LANGUAGE QuasiQuotes, TypeFamilies, GeneralizedNewtypeDeriving, TemplateHaskell #-}
 module Model where
 
 import Yesod

scaffold/cabal.cg

@@ -51,8 +51,6 @@ executable         ~project~-production
 executable         ~project~-devel
     if flag(production)
         Buildable: False
-    else
-        build-depends: wai-handler-devel >= 0.2 && < 0.3
     main-is:       devel-server.hs
     ghc-options:   -Wall -O2 -threaded
 

yesod.cabal

@@ -16,13 +16,16 @@ build-type:      Simple
 homepage:        http://docs.yesodweb.com/
 extra-source-files: scaffold/*.cg
 
-flag test
+flag ghc7
-  description: Build the executable to run unit tests
-  default: False
 
 library
-    build-depends:   base                      >= 4        && < 5
+    if flag(ghc7)
-                   , yesod-core                >= 0.7      && < 0.8
+        build-depends:   base                  >= 4.3      && < 5
+        cpp-options:     -DGHC7
+    else
+        build-depends:   base                  >= 4        && < 4.3
+                       , wai-handler-devel     >= 0.2      && < 0.3
+    build-depends:   yesod-core                >= 0.7      && < 0.8
                    , yesod-auth                >= 0.3      && < 0.4
                    , yesod-json                >= 0.0      && < 0.1
                    , yesod-persistent          >= 0.0      && < 0.1
@@ -36,12 +39,16 @@ library
                    , warp                      >= 0.3      && < 0.4
                    , mime-mail                 >= 0.1      && < 0.2
                    , hjsmin                    >= 0.0.12   && < 0.1
-                   , wai-handler-devel         >= 0.2      && < 0.3
                    , attoparsec-text           >= 0.8      && < 0.9
     exposed-modules: Yesod
     ghc-options:     -Wall
 
 executable             yesod
+    if flag(ghc7)
+        build-depends:   base                  >= 4.3      && < 5
+        cpp-options:     -DGHC7
+    else
+        build-depends:   base                  >= 4        && < 4.3
     build-depends:     parsec             >= 2.1          && < 4
                      , text               >= 0.11         && < 0.12
                      , bytestring         >= 0.9          && < 0.10
@@ -52,6 +59,8 @@ executable             yesod
     main-is:           scaffold.hs
     other-modules:     CodeGen
     extensions:        TemplateHaskell
+    if flag(ghc7)
+        cpp-options:     -DGHC7
 
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   type:     git