haskell.packages.ghc{884,8017}.mysql-simple: provide blaze-textual

The package shims blaze-textual for GHC >= 9.0 and makes its inclusion
conditional, causing hackage2nix to miss this dependency.

1 files changed, 6 insertions, 0 deletions

diff --git a/pkgs/development/haskell-modules/configuration-ghc-8.8.x.nix b/pkgs/development/haskell-modules/configuration-ghc-8.8.x.nix
index 6b6a40cc8dc7..0ff1294c1dbf 100644
--- a/pkgs/development/haskell-modules/configuration-ghc-8.8.x.nix
+++ b/pkgs/development/haskell-modules/configuration-ghc-8.8.x.nix
@@ -147,4 +147,10 @@ self: super: {
   OneTuple = super.OneTuple.override {
     ghc-prim = self.hashable;
   };
+
+  # Temporarily disabled blaze-textual for GHC >= 9.0 causing hackage2nix ignoring it
+  # https://github.com/paul-rouse/mysql-simple/blob/872604f87044ff6d1a240d9819a16c2bdf4ed8f5/Database/MySQL/Internal/Blaze.hs#L4-L10
+  mysql-simple = addBuildDepends [
+    self.blaze-textual
+  ] super.mysql-simple;
 }