Fix #6534 Remove deprecated package-indices option

ChangeLog.md

@@ -21,6 +21,8 @@ Behaviour changes:
 * The `haddock --haddock-for-hackage` command only seeks to create an archive of
   the `<package_version>-docs` directory for build targets and if flags
   excluding the building of project packages are not set.
+* The predecessor of configuration option `package-index`, `package-indices`
+  (deprecated in Stack 2.9.3) has been removed as an alternative option.
 
 Other enhancements:
 

doc/install_and_upgrade.md

@@ -575,7 +575,7 @@ setup-info-locations:
 urls:
   latest-snapshot: http://mirrors.tuna.tsinghua.edu.cn/stackage/snapshots.json
 
-package-indices:
+package-index:
 - download-prefix: http://mirrors.tuna.tsinghua.edu.cn/hackage/
 ~~~
 

doc/maintainers/stack_errors.md

@@ -5,7 +5,7 @@
 In connection with considering Stack's support of the
 [Haskell Error Index](https://errors.haskell.org/) initiative, this page seeks
 to take stock of the errors that Stack itself can raise, by reference to the
-`master` branch of the Stack repository. Last updated: 2024-03-02.
+`master` branch of the Stack repository. Last updated: 2024-03-29.
 
 *   `Stack.main`: catches exceptions from action `commandLineHandler`.
 
@@ -419,7 +419,6 @@ to take stock of the errors that Stack itself can raise, by reference to the
         ~~~haskell
         [S-6602] = ParseConfigFileException (Path Abs File) ParseException
         [S-7462] | StackWorkEnvNotRelativeDir String
-        [S-3251] | MultiplePackageIndices [PackageIndexConfig]
         [S-5470] | DuplicateLocalPackageNames [(PackageName, [PackageLocation])]
         [S-6854] | BadMsysEnvironment MsysEnvironment Arch
         [S-5006] | NoDefaultMsysEnvironmentBug

doc/yaml_configuration.md

@@ -1426,8 +1426,6 @@ package-index:
     ignore-expiry: true
 ~~~
 
-Takes precedence over the `package-indices` key, which is deprecated.
-
 Specify the package index. The index must use the
 [Hackage Security](https://hackage.haskell.org/package/hackage-security) format.
 This setting is most useful for providing a mirror of the official Hackage
@@ -1456,44 +1454,12 @@ the package index for it to be considered valid.
 `ignore-expiry` specifies whether or not the expiration of timestamps should be
 ignored.
 
-### package-indices
-
-[:octicons-tag-24: 2.1.1](https://github.com/commercialhaskell/stack/releases/tag/v2.1.1)
-
-Deprecated in favour of [`package-index`](#package-index), which takes
-precedence if present.
-
-Default:
-
-~~~yaml
-package-indices:
-- download-prefix: https://hackage.haskell.org/
-  hackage-security:
-    keyids:
-    - 0a5c7ea47cd1b15f01f5f51a33adda7e655bc0f0b0615baa8e271f4c3351e21d
-    - 1ea9ba32c526d1cc91ab5e5bd364ec5e9e8cb67179a471872f6e26f0ae773d42
-    - 2c6c3627bd6c982990239487f1abd02e08a02e6cf16edb105a8012d444d870c3
-    - 51f0161b906011b52c6613376b1ae937670da69322113a246a09f807c62f6921
-    - fe331502606802feac15e514d9b9ea83fee8b6ffef71335479a2e68d84adc6b0
-    key-threshold: 3
-    ignore-expiry: true
-~~~
-
 !!! info
 
     Before Stack 2.1.3, the default for `ignore-expiry` was `false`. For more
     information, see
     [issue #4928](https://github.com/commercialhaskell/stack/issues/4928).
 
-!!! info
-
-    Before Stack 2.1.1, Stack had a different approach to `package-indices`. For
-    more information, see
-    [issue #4137](https://github.com/commercialhaskell/stack/issues/4137).
-
-Specify the package index. For further information, see the `package-index`
-[documentation](#package-index).
-
 ### pvp-bounds
 
 [:octicons-tag-24: 0.1.5.0](https://github.com/commercialhaskell/stack/releases/tag/v0.1.5.0)

src/Stack/Config.hs

@@ -118,7 +118,8 @@ import           Stack.Types.Config
                    )
 import           Stack.Types.Config.Exception
                    ( ConfigException (..), ConfigPrettyException (..)
-                   , ParseAbsolutePathException (..), packageIndicesWarning )
+                   , ParseAbsolutePathException (..)
+                   )
 import           Stack.Types.ConfigMonoid
                    ( ConfigMonoid (..), parseConfigMonoid )
 import           Stack.Types.Casa ( CasaOptsMonoid (..) )
@@ -489,16 +490,7 @@ configFromConfigMonoid
           & stylesUpdateL .~ stylesUpdate'
           & useColorL .~ useColor''
         go = configRunner'.globalOpts
-    pic <-
-      case getFirst configMonoid.packageIndex of
-        Nothing ->
-          case getFirst configMonoid.packageIndices of
-            Nothing -> pure defaultPackageIndexConfig
-            Just [pic] -> do
-              prettyWarn packageIndicesWarning
-              pure pic
-            Just x -> prettyThrowIO $ MultiplePackageIndices x
-        Just pic -> pure pic
+        pic = fromFirst  defaultPackageIndexConfig configMonoid.packageIndex
     mpantryRoot <- liftIO $ lookupEnv pantryRootEnvVar
     pantryRoot <-
       case mpantryRoot of

src/Stack/Types/Config/Exception.hs

@@ -8,7 +8,6 @@ module Stack.Types.Config.Exception
   ( ConfigException (..)
   , ConfigPrettyException (..)
   , ParseAbsolutePathException (..)
-  , packageIndicesWarning
   ) where
 
 import qualified Data.Text as T
@@ -159,7 +158,6 @@ instance Exception ConfigException where
 data ConfigPrettyException
   = ParseConfigFileException !(Path Abs File) !ParseException
   | StackWorkEnvNotRelativeDir !String
-  | MultiplePackageIndices [PackageIndexConfig]
   | DuplicateLocalPackageNames ![(PackageName, [PackageLocation])]
   | BadMsysEnvironment !MsysEnvironment !Arch
   | NoMsysEnvironmentBug
@@ -202,18 +200,6 @@ instance Pretty ConfigPrettyException where
                 \of the project or package. Stack encountered the value:"
          , style Error (fromString x) <> "."
          ]
-  pretty (MultiplePackageIndices pics) =
-    "[S-3251]"
-    <> line
-    <> fillSep
-         [ flow "When using the"
-         , style Shell "package-indices"
-         , flow "key to override the default package index, you must \
-                \provide exactly one value, received:"
-         , bulletedList (map (string . show) pics)
-         ]
-    <> blankLine
-    <> packageIndicesWarning
   pretty (DuplicateLocalPackageNames pairs) =
     "[S-5470]"
     <> line
@@ -258,12 +244,3 @@ instance Exception ParseAbsolutePathException where
     , " environment variable (expected absolute directory): "
     , dir
     ]
-
-packageIndicesWarning :: StyleDoc
-packageIndicesWarning =
-  fillSep
-    [ "The"
-    , style Shell "package-indices"
-    , flow "key is deprecated in favour of"
-    , style Shell "package-index" <> "."
-    ]

src/Stack/Types/ConfigMonoid.hs

@@ -17,8 +17,7 @@ module Stack.Types.ConfigMonoid
 import           Data.Aeson.Types ( Object, Value )
 import           Data.Aeson.WarningParser
                    ( WarningParser, WithJSONWarnings, (..:?), (..!=)
-                   , jsonSubWarnings, jsonSubWarningsT, jsonSubWarningsTT
-                   , withObjectWarnings
+                   , jsonSubWarnings, jsonSubWarningsT, withObjectWarnings
                    )
 import           Casa.Client ( CasaRepoPrefix )
 import           Control.Monad.Writer ( tell )
@@ -79,8 +78,6 @@ data ConfigMonoid = ConfigMonoid
     -- ^ See: 'configLatestSnapshot'
   , packageIndex     :: !(First PackageIndexConfig)
     -- ^ See: 'withPantryConfig'
-  , packageIndices     :: !(First [PackageIndexConfig])
-    -- ^ Deprecated in favour of package-index
   , systemGHC          :: !(First Bool)
     -- ^ See: 'configSystemGHC'
   , installGHC          :: !FirstTrue
@@ -242,8 +239,6 @@ parseConfigMonoidObject rootDir obj = do
 
   packageIndex <-
     First <$> jsonSubWarningsT (obj ..:?  configMonoidPackageIndexName)
-  packageIndices <-
-    First <$> jsonSubWarningsTT (obj ..:?  configMonoidPackageIndicesName)
   systemGHC <- First <$> obj ..:? configMonoidSystemGHCName
   installGHC <- FirstTrue <$> obj ..:? configMonoidInstallGHCName
   skipGHCCheck <- FirstFalse <$> obj ..:? configMonoidSkipGHCCheckName
@@ -356,7 +351,6 @@ parseConfigMonoidObject rootDir obj = do
     , prefixTimestamps
     , latestSnapshot
     , packageIndex
-    , packageIndices
     , systemGHC
     , installGHC
     , skipGHCCheck
@@ -445,10 +439,6 @@ configMonoidUrlsName = "urls"
 configMonoidPackageIndexName :: Text
 configMonoidPackageIndexName = "package-index"
 
--- Deprecated in favour of package-index
-configMonoidPackageIndicesName :: Text
-configMonoidPackageIndicesName = "package-indices"
-
 configMonoidSystemGHCName :: Text
 configMonoidSystemGHCName = "system-ghc"