Get building on nightly with ghc 8

.travis.yml

@@ -47,8 +47,7 @@ matrix:
         - hvr-ghc
         packages:
         - ghc-head
-  allow_failures:
-    - env: GHCVER=head RESOLVER=nightly EXTRADEPS="" STACKARGS=""
+  - env: GHCVER=head RESOLVER=nightly EXTRADEPS="" STACKARGS="--stack-yaml=stack_nightly.yaml"
 
 before_install:
   # Download and unpack the stack executable

examples/serversession-example-yesod-persistent/Application.hs

@@ -126,7 +126,7 @@ getApplicationDev = do
     return (wsettings, app)
 
 getAppSettings :: IO AppSettings
-getAppSettings = loadAppSettings [configSettingsYml] [] useEnv
+getAppSettings = loadYamlSettings [configSettingsYml] [] useEnv
 
 -- | main function for use by yesod devel
 develMain :: IO ()
@@ -136,7 +136,7 @@ develMain = develMainHelper getApplicationDev
 appMain :: IO ()
 appMain = do
     -- Get the settings from all relevant sources
-    settings <- loadAppSettingsArgs
+    settings <- loadYamlSettingsArgs
         -- fall back to compile-time values, set to [] to require values at runtime
         [configSettingsYmlValue]
 

examples/serversession-example-yesod-persistent/Foundation.hs

@@ -6,7 +6,7 @@ import Text.Hamlet          (hamletFile)
 import Text.Jasmine         (minifym)
 import Web.ServerSession.Backend.Persistent
 import Web.ServerSession.Frontend.Yesod
-import Yesod.Auth.BrowserId (authBrowserId)
+import Yesod.Auth.Dummy     (authDummy)
 import Yesod.Default.Util   (addStaticContentExternal)
 import Yesod.Core.Types     (Logger)
 import qualified Yesod.Core.Unsafe as Unsafe
@@ -140,7 +140,7 @@ instance YesodAuth App where
                 }
 
     -- You can add other plugins like BrowserID, email or OAuth here
-    authPlugins _ = [authBrowserId def]
+    authPlugins _ = [authDummy]
 
     authHttpManager = getHttpManager
 

examples/serversession-example-yesod-persistent/Handler/Home.hs

@@ -24,12 +24,12 @@ getHomeR = do
 -- | Invalidate the session as requested via 'forceForm'.
 postForceR :: Handler ()
 postForceR =
-  processForm "Force form" forceForm $ \force -> do
+  processForm "Force form" forceForm $ \frce -> do
     msid <- getSessionId
-    SS.forceInvalidate force
+    SS.forceInvalidate frce
     return $ concat
       [ "Forced session invalidation using "
-      , show force
+      , show frce
       , " [old session ID was "
       , show msid
       , "]." ]

examples/serversession-example-yesod-persistent/Settings.hs

@@ -6,7 +6,7 @@
 module Settings where
 
 import ClassyPrelude.Yesod
-import Control.Exception           (throw)
+import Control.Exception as E
 import Data.Aeson                  (Result (..), fromJSON, withObject, (.!=),
                                     (.:?))
 import Data.FileEmbed              (embedFile)
@@ -108,7 +108,7 @@ configSettingsYmlBS = $(embedFile configSettingsYml)
 
 -- | @config/settings.yml@, parsed to a @Value@.
 configSettingsYmlValue :: Value
-configSettingsYmlValue = either throw id $ decodeEither' configSettingsYmlBS
+configSettingsYmlValue = either E.throw id $ decodeEither' configSettingsYmlBS
 
 -- | A version of @AppSettings@ parsed at compile time from @config/settings.yml@.
 compileTimeAppSettings :: AppSettings

examples/serversession-example-yesod-persistent/test/Handler/CommonSpec.hs

@@ -3,15 +3,15 @@ module Handler.CommonSpec (spec) where
 import TestImport
 
 spec :: Spec
-spec = withApp $ do
-    describe "robots.txt" $ do
-        it "gives a 200" $ do
-            get RobotsR
-            statusIs 200
-        it "has correct User-agent" $ do
-            get RobotsR
-            bodyContains "User-agent: *"
-    describe "favicon.ico" $ do
-        it "gives a 200" $ do
-            get FaviconR
-            statusIs 200
+spec = yesodSpecWithSiteGenerator mkApp $ do
+    ydescribe "robots.txt" $ do
+        yit "gives a 200" $ do
+             get RobotsR
+             statusIs 200
+        yit "has correct User-agent" $ do
+             get RobotsR
+             bodyContains "User-agent: *"
+    ydescribe "favicon.ico" $ do
+        yit "gives a 200" $ do
+             get FaviconR
+             statusIs 200

examples/serversession-example-yesod-persistent/test/Handler/HomeSpec.hs

@@ -3,7 +3,7 @@ module Handler.HomeSpec (spec) where
 import TestImport
 
 spec :: Spec
-spec = withApp $ do
+spec = yesodSpecWithSiteGenerator mkApp $ do
   return ()
   {-
     it "loads the index and checks it looks right" $ do

examples/serversession-example-yesod-persistent/test/TestImport.hs

@@ -5,12 +5,12 @@ module TestImport
 
 import Application           (makeFoundation)
 import ClassyPrelude         as X
-import Database.Persist      as X hiding (get)
+import Database.Persist      as X hiding (delete, deleteBy, get)
 import Database.Persist.Sql  (SqlPersistM, SqlBackend, runSqlPersistMPool, rawExecute, rawSql, unSingle, connEscapeName)
-import Foundation            as X
+import Foundation            as X hiding (Handler)
 import Model                 as X
 import Test.Hspec            as X
-import Yesod.Default.Config2 (ignoreEnv, loadAppSettings)
+import Yesod.Default.Config2 (ignoreEnv, loadYamlSettings)
 import Yesod.Test            as X
 
 -- Wiping the database
@@ -25,9 +25,9 @@ runDB query = do
     pool <- fmap appConnPool getTestYesod
     liftIO $ runSqlPersistMPool query pool
 
-withApp :: SpecWith App -> Spec
-withApp = before $ do
-    settings <- loadAppSettings
+mkApp :: IO App
+mkApp = do
+    settings <- loadYamlSettings
         ["config/test-settings.yml", "config/settings.yml"]
         []
         ignoreEnv
@@ -48,8 +48,8 @@ wipeDB app = do
 
     -- Aside: SQLite by default *does not enable foreign key checks*
     -- (disabling foreign keys is only necessary for those who specifically enable them).
-    let settings = appSettings app   
-    sqliteConn <- rawConnection (sqlDatabase $ appDatabaseConf settings)    
+    let settings = appSettings app
+    sqliteConn <- rawConnection (sqlDatabase $ appDatabaseConf settings)
     disableForeignKeys sqliteConn
 
     let logFunc = messageLoggerSource app (appLogger app)

serversession-backend-persistent/serversession-backend-persistent.cabal

@@ -26,7 +26,7 @@ library
     , bytestring
     , cereal                    >= 0.4
     , path-pieces
-    , persistent                >= 2.1   && < 2.3
+    , persistent                >= 2.1
     , tagged                    >= 0.7
     , text
     , time
@@ -71,8 +71,8 @@ test-suite tests
 
     , hspec                     >= 2.1 && < 3
     , monad-logger
-    , persistent-sqlite         >= 2.1   && < 2.3
-    , persistent-postgresql     >= 2.1   && < 2.3
+    , persistent-sqlite         >= 2.1
+    , persistent-postgresql     >= 2.1
     , resource-pool
     , QuickCheck
 

serversession-frontend-snap/serversession-frontend-snap.cabal

@@ -25,8 +25,8 @@ library
     , bytestring
     , nonce
     , path-pieces
-    , snap                      == 0.14.*
-    , snap-core                 == 0.9.*
+    , snap                      >= 0.14
+    , snap-core                 >= 0.9
     , text
     , time
     , transformers

stack_nightly.yaml

@@ -0,0 +1,29 @@
+resolver: nightly-2017-02-02
+packages:
+  - serversession
+  - serversession-backend-acid-state
+  - serversession-backend-persistent
+  - serversession-backend-redis
+  - serversession-frontend-snap
+  - serversession-frontend-wai
+  - serversession-frontend-yesod
+  - examples/serversession-example-yesod-persistent
+flags:
+  serversession:
+    lib-Werror: true
+  serversession-backend-acid-state:
+    lib-Werror: true
+  serversession-backend-persistent:
+    lib-Werror: true
+  serversession-backend-redis:
+    lib-Werror: true
+  serversession-frontend-snap:
+    lib-Werror: true
+  serversession-frontend-wai:
+    lib-Werror: true
+  serversession-frontend-yesod:
+    lib-Werror: true
+extra-deps:
+  - snap-1.0.0.1
+  - heist-1.0.1.0
+  - map-syntax-0.2.0.2