From 28781f90972469a80795347c6c498894d9142db1 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Dani=C3=ABl=20de=20Kok?= <me@danieldk.eu>
Date: Thu, 25 Mar 2021 08:19:39 +0100
Subject: [PATCH] crate2nix: use sourceRoot, so that src is a proper derivation

Makes it possible to get the top-level source path as `crate2nix.src`
for e.g. using `tools.nix` for IFD.
---
 pkgs/development/tools/rust/crate2nix/default.nix | 15 ++++++++-------
 1 file changed, 8 insertions(+), 7 deletions(-)

diff --git a/pkgs/development/tools/rust/crate2nix/default.nix b/pkgs/development/tools/rust/crate2nix/default.nix
index 9432c4fd85d3..b5a3486da71f 100644
--- a/pkgs/development/tools/rust/crate2nix/default.nix
+++ b/pkgs/development/tools/rust/crate2nix/default.nix
@@ -12,13 +12,14 @@ rustPlatform.buildRustPackage rec {
   pname = "crate2nix";
   version = "0.9.0";
 
-  src = fetchFromGitHub
-    {
-      owner = "kolloch";
-      repo = pname;
-      rev = version;
-      sha256 = "sha256-dB8wa3CQFw8ckD420zpBGw4TnsLrHqXf+ff/WuhPsVM=";
-    } + "/crate2nix";
+  src = fetchFromGitHub {
+    owner = "kolloch";
+    repo = pname;
+    rev = version;
+    sha256 = "sha256-dB8wa3CQFw8ckD420zpBGw4TnsLrHqXf+ff/WuhPsVM=";
+  };
+
+  sourceRoot = "source/crate2nix";
 
   cargoSha256 = "sha256-6V0ifH63/s5XLo4BCexPtvlUH0UQPHFW8YHF8OCH3ik=";