From 071069f81bd5b21311b793f2f83d72787375248d Mon Sep 17 00:00:00 2001
From: Daniel Firth <dan.firth@homotopic.tech>
Date: Sun, 6 Nov 2022 18:34:56 +0000
Subject: [PATCH] contravariant: init at 1.5.5

---
 manifest.dhall         |  1 +
 overlay.nix            |  2 ++
 pkgs/contravariant.nix | 21 +++++++++++++++++++++
 3 files changed, 24 insertions(+)
 create mode 100644 pkgs/contravariant.nix

diff --git a/manifest.dhall b/manifest.dhall
index 892e64bd..a4172785 100644
--- a/manifest.dhall
+++ b/manifest.dhall
@@ -152,6 +152,7 @@ in  [ callHackage "Cabal" "3.8.1.0"
     , callHackage "config-ini" "0.2.5.0"
     , callHackage "connection" "0.3.1"
     , callHackage "constraints" "0.13.4"
+    , callHackage "contravariant" "1.5.5"
     , callHackage "criterion-measurement" "0.2.0.0"
     , callHackage "criterion" "1.5.13.0"
     , callHackage "cursor" "0.3.2.0"
diff --git a/overlay.nix b/overlay.nix
index 90050511..cec51f20 100644
--- a/overlay.nix
+++ b/overlay.nix
@@ -171,6 +171,8 @@ self: with pkgs.haskell.lib; {
 
   constraints = self.callPackage (./pkgs/constraints.nix) { };
 
+  contravariant = self.callPackage (./pkgs/contravariant.nix) { };
+
   criterion = self.callPackage (./pkgs/criterion.nix) { };
 
   criterion-measurement = self.callPackage (./pkgs/criterion-measurement.nix) { };
diff --git a/pkgs/contravariant.nix b/pkgs/contravariant.nix
new file mode 100644
index 00000000..42c5dca4
--- /dev/null
+++ b/pkgs/contravariant.nix
@@ -0,0 +1,21 @@
+{ mkDerivation, base, lib, StateVar, transformers }:
+mkDerivation {
+  pname = "contravariant";
+  version = "1.5.5";
+  sha256 = "062fd66580d7aad0b5ba93e644ffa7feee69276ef50f20d4ed9f1deb7642dffa";
+  isLibrary = true;
+  isExecutable = false;
+  enableSeparateDataOutput = false;
+  libraryHaskellDepends = [ base StateVar transformers ];
+  enableLibraryProfiling = false;
+  enableExecutableProfiling = false;
+  doHaddock = false;
+  jailbreak = true;
+  doCheck = false;
+  doBenchmark = false;
+  hyperlinkSource = false;
+  homepage = "http://github.com/ekmett/contravariant/";
+  description = "Contravariant functors";
+  license = lib.licenses.bsd3;
+  broken = false;
+}
-- 
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