From cce1630d5bcd15f41852d54c90be0f3746c3c9cf Mon Sep 17 00:00:00 2001
From: Sander van der Burg <svanderburg@gmail.com>
Date: Mon, 25 Jun 2018 23:00:08 +0200
Subject: [PATCH] Make all composer-env functions entirely overridable, not
 mkDerivation

---
 src/Composer2Nix/composer-env.nix | 9 +++++++--
 1 file changed, 7 insertions(+), 2 deletions(-)

diff --git a/src/Composer2Nix/composer-env.nix b/src/Composer2Nix/composer-env.nix
index 988a385..955a359 100644
--- a/src/Composer2Nix/composer-env.nix
+++ b/src/Composer2Nix/composer-env.nix
@@ -2,7 +2,7 @@
 
 { stdenv, writeTextFile, fetchurl, php, unzip }:
 
-rec {
+let
   composer = stdenv.mkDerivation {
     name = "composer-1.6.5";
     src = fetchurl {
@@ -166,7 +166,7 @@ rec {
 
       extraArgs = removeAttrs args [ "name" "packages" "devPackages" "buildInputs" ];
     in
-    stdenv.lib.makeOverridable stdenv.mkDerivation ({
+    stdenv.mkDerivation ({
       name = "composer-${name}";
       buildInputs = [ php composer ] ++ buildInputs;
 
@@ -262,4 +262,9 @@ rec {
         runHook postInstall
     '';
   } // extraArgs);
+in
+{
+  composer = stdenv.lib.makeOverridable composer;
+  buildZipPackage = stdenv.lib.makeOverridable buildZipPackage;
+  buildPackage = stdenv.lib.makeOverridable buildPackage;
 }