From 8f50523c38853137f75a1b279f5367bf62c12335 Mon Sep 17 00:00:00 2001
From: Eelco Dolstra <edolstra@gmail.com>
Date: Fri, 25 Sep 2020 10:11:36 +0200
Subject: [PATCH] nix run: Support overriding module options

E.g.

  $ nix run /home/eelco/Tweag/nix-ux/configs#hello --argstr who Everybody
  warning: creating lock file '/tmp/nix-shell.Jr8WDs/nix-9520-0/flake.lock'
  Hello Everybody
---
 src/nix/installables.cc | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/src/nix/installables.cc b/src/nix/installables.cc
index e2ee9f52f..d12a8f866 100644
--- a/src/nix/installables.cc
+++ b/src/nix/installables.cc
@@ -534,8 +534,7 @@ std::pair<Value *, Pos> InstallableFlake::toValue(EvalState & state)
 std::vector<std::pair<std::shared_ptr<eval_cache::AttrCursor>, std::string>>
 InstallableFlake::getCursors(EvalState & state)
 {
-    auto evalCache = openEvalCache(state,
-        std::make_shared<flake::LockedFlake>(lockFlake(state, flakeRef, lockFlags)));
+    auto evalCache = openEvalCache(state, getLockedFlake());
 
     auto root = evalCache->getRoot();