From ae9846c339f3a11bffad5997b559ba53fd0e23f4 Mon Sep 17 00:00:00 2001
From: Oleksii Filonenko <brightone@protonmail.com>
Date: Tue, 19 Nov 2019 21:18:42 +0200
Subject: [PATCH] topgrade: init at 3.4.0 (#72976)

* topgrade: init at 3.4.0
---
 pkgs/tools/misc/topgrade/default.nix | 23 +++++++++++++++++++++++
 pkgs/top-level/all-packages.nix      |  2 ++
 2 files changed, 25 insertions(+)
 create mode 100644 pkgs/tools/misc/topgrade/default.nix

diff --git a/pkgs/tools/misc/topgrade/default.nix b/pkgs/tools/misc/topgrade/default.nix
new file mode 100644
index 000000000000..8514b4b9b594
--- /dev/null
+++ b/pkgs/tools/misc/topgrade/default.nix
@@ -0,0 +1,23 @@
+{ stdenv, fetchFromGitHub, rustPlatform }:
+
+rustPlatform.buildRustPackage rec {
+  pname = "topgrade";
+  version = "3.4.0";
+
+  src = fetchFromGitHub {
+    owner = "r-darwish";
+    repo = pname;
+    rev = "v${version}";
+    sha256 = "14p7lpdp85ay5p2r9npm2adp9njcssi47mb1fh2iyn8lp51d22bi";
+  };
+
+  cargoSha256 = "07h8d8fm20dp9xcz9vic63xnx2rbvanf2ivks1jiv32iy0kgz74p";
+
+  meta = with stdenv.lib; {
+    description = "Upgrade all the things";
+    homepage = "https://github.com/r-darwish/topgrade";
+    license = licenses.gpl3;
+    platforms = platforms.all;
+    maintainers = with maintainers; [ filalex77 ];
+  };
+}
diff --git a/pkgs/top-level/all-packages.nix b/pkgs/top-level/all-packages.nix
index 4ab6d468eadf..37ab33a01594 100644
--- a/pkgs/top-level/all-packages.nix
+++ b/pkgs/top-level/all-packages.nix
@@ -6715,6 +6715,8 @@ in
 
   toml2nix = (callPackage ../tools/toml2nix { }).toml2nix { };
 
+  topgrade = callPackage ../tools/misc/topgrade {  };
+
   tor = callPackage ../tools/security/tor {
     # remove this, when libevent's openssl is upgraded to 1_1_0 or newer.
     libevent = libevent.override {