Merge pull request #6663 from phadej/cabalspec-3.4

Cabalspec 3.4

Cabal/Distribution/CabalSpecVersion.hs

@@ -26,11 +26,8 @@ data CabalSpecVersion
     | CabalSpecV2_2
     | CabalSpecV2_4
     | CabalSpecV3_0
-      -- ^ we need this value for solver
-      --   to represent GPDs which it should skip
-      --
-      --   We could filter the files already in package reading phase,
-      --   but then files would be silently omitted.
+    -- 3.2: no changes
+    | CabalSpecV3_4
   deriving (Eq, Ord, Show, Read, Enum, Bounded, Typeable, Data, Generic)
 
 instance Binary CabalSpecVersion
@@ -41,6 +38,7 @@ instance NFData CabalSpecVersion where rnf = genericRnf
 --
 -- @since 3.0.0.0
 showCabalSpecVersion :: CabalSpecVersion -> String
+showCabalSpecVersion CabalSpecV3_4  = "3.4"
 showCabalSpecVersion CabalSpecV3_0  = "3.0"
 showCabalSpecVersion CabalSpecV2_4  = "2.4"
 showCabalSpecVersion CabalSpecV2_2  = "2.2"
@@ -58,7 +56,7 @@ showCabalSpecVersion CabalSpecV1_2  = "1.2"
 showCabalSpecVersion CabalSpecV1_0  = "1.0"
 
 cabalSpecLatest :: CabalSpecVersion
-cabalSpecLatest = CabalSpecV3_0
+cabalSpecLatest = CabalSpecV3_4
 
 -- | Parse 'CabalSpecVersion' from version digits.
 --
@@ -66,6 +64,7 @@ cabalSpecLatest = CabalSpecV3_0
 --
 cabalSpecFromVersionDigits :: [Int] -> Maybe CabalSpecVersion
 cabalSpecFromVersionDigits v
+    | v == [3,4]  = Just CabalSpecV3_4
     | v == [3,0]  = Just CabalSpecV3_0
     | v >= [3]    = Nothing
     | v >= [2,3]  = Just CabalSpecV2_4
@@ -85,6 +84,7 @@ cabalSpecFromVersionDigits v
 
 -- | @since 3.4.0.0
 cabalSpecToVersionDigits :: CabalSpecVersion -> [Int]
+cabalSpecToVersionDigits CabalSpecV3_4   = [3,4]
 cabalSpecToVersionDigits CabalSpecV3_0   = [3,0]
 cabalSpecToVersionDigits CabalSpecV2_4   = [2,4]
 cabalSpecToVersionDigits CabalSpecV2_2   = [2,2]

Cabal/Distribution/SPDX/LicenseListVersion.hs

@@ -14,6 +14,7 @@ data LicenseListVersion
   deriving (Eq, Ord, Show, Enum, Bounded)
 
 cabalSpecVersionToSPDXListVersion :: CabalSpecVersion -> LicenseListVersion
+cabalSpecVersionToSPDXListVersion CabalSpecV3_4 = LicenseListVersion_3_8
 cabalSpecVersionToSPDXListVersion CabalSpecV3_0 = LicenseListVersion_3_6
 cabalSpecVersionToSPDXListVersion CabalSpecV2_4 = LicenseListVersion_3_2
 cabalSpecVersionToSPDXListVersion _             = LicenseListVersion_3_0

Cabal/doc/file-format-changelog.rst

@@ -19,6 +19,12 @@ relative to the respective preceding *published* version.
     versions of the ``Cabal`` library denote unreleased development
     branches which have no stability guarantee.
 
+``cabal-version: 3.4``
+----------------------
+
+* License fields use identifiers from SPDX License List version
+  ``3.8 2020-02-09``
+
 ``cabal-version: 3.0``
 ----------------------
 

Cabal/tests/UnitTests/Distribution/Utils/Structured.hs

@@ -23,6 +23,6 @@ tests = testGroup "Distribution.Utils.Structured"
     , testCase "SPDX.License"   $ structureHash (Proxy :: Proxy License)        @?= Fingerprint 0xd3d4a09f517f9f75 0xbc3d16370d5a853a
     -- The difference is in encoding of newtypes
 #if MIN_VERSION_base(4,7,0)
-    , testCase "LocalBuildInfo" $ structureHash (Proxy :: Proxy LocalBuildInfo) @?= Fingerprint 0xe0f5a6119058a02c 0x703cb61a72aa4564
+    , testCase "LocalBuildInfo" $ structureHash (Proxy :: Proxy LocalBuildInfo) @?= Fingerprint 0xe426ef7c5c6e25e8 0x79b156f0f3c58f79
 #endif
     ]