91/257: gnu: ghc-edit-distance: Replace "--allow-newer" flag.

[Ricardo Wurmus]

rekado pushed a commit to branch wip-haskell
in repository guix.

commit d06d8320ce220c0e3f7bcfb2e530379d6b274db9
Author: Timothy Sample <address@hidden>
Date:   Mon Sep 3 23:35:30 2018 -0400

    gnu: ghc-edit-distance: Replace "--allow-newer" flag.
    
    * gnu/packages/haskell.scm (ghc-edit-distance)[arguments]: Replace
    "--allow-newer" configure flag with a phase that patches the Cabal file.
---
 gnu/packages/haskell.scm | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

diff --git a/gnu/packages/haskell.scm b/gnu/packages/haskell.scm
index b6657f1..ec262f1 100644
--- a/gnu/packages/haskell.scm
+++ b/gnu/packages/haskell.scm
@@ -6208,7 +6208,13 @@ representations of current time.")
         (base32 "0jkca97zyv23yyilp3jydcrzxqhyk27swhzh82llvban5zp8b21y"))))
     (build-system haskell-build-system)
     (arguments
-     `(#:configure-flags (list "--allow-newer=QuickCheck")))
+     `(#:phases
+       (modify-phases %standard-phases
+         (add-before 'configure 'update-constraints
+           (lambda _
+             (substitute* "edit-distance.cabal"
+               (("QuickCheck >= 2\\.4 && <2\\.9")
+                "QuickCheck >= 2.4 && < 2.12")))))))
     (inputs
      `(("ghc-random" ,ghc-random)
        ("ghc-test-framework" ,ghc-test-framework)