From 9a0dc0fa3e19a360d28c8b102611feafad52afbd Mon Sep 17 00:00:00 2001
From: sternenseemann <0rpkxez4ksa01gb3typccl0i@systemli.org>
Date: Sat, 1 May 2021 13:25:13 +0200
Subject: [PATCH] tests.haskell.shellFor: replace database-id-class with linear

Contrary to database-id-class, linear is part of stackage and actively
maintained, so the test is less likely to fail due to version
constraint issues as it is currently.
---
 pkgs/test/haskell/shellFor/default.nix | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/pkgs/test/haskell/shellFor/default.nix b/pkgs/test/haskell/shellFor/default.nix
index 9d13e1112cc1..eeab231df402 100644
--- a/pkgs/test/haskell/shellFor/default.nix
+++ b/pkgs/test/haskell/shellFor/default.nix
@@ -1,22 +1,22 @@
 { lib, haskellPackages, cabal-install }:
 
 (haskellPackages.shellFor {
-  packages = p: [ p.database-id-class p.constraints ];
+  packages = p: [ p.constraints p.linear ];
   nativeBuildInputs = [ cabal-install ];
   phases = [ "unpackPhase" "buildPhase" "installPhase" ];
   unpackPhase = ''
     sourceRoot=$(pwd)/scratch
     mkdir -p "$sourceRoot"
     cd "$sourceRoot"
-    tar -xf ${haskellPackages.database-id-class.src}
     tar -xf ${haskellPackages.constraints.src}
-    cp ${builtins.toFile "cabal.project" "packages: database-id-class* constraints*"} cabal.project
+    tar -xf ${haskellPackages.linear.src}
+    cp ${builtins.toFile "cabal.project" "packages: constraints* linear*"} cabal.project
   '';
   buildPhase = ''
     export HOME=$(mktemp -d)
     mkdir -p $HOME/.cabal
     touch $HOME/.cabal/config
-    cabal v2-build --offline --verbose database-id-class constraints --ghc-options="-O0 -j$NIX_BUILD_CORES"
+    cabal v2-build --offline --verbose constraints linear --ghc-options="-O0 -j$NIX_BUILD_CORES"
   '';
   installPhase = ''
     touch $out