From 18830a5988ec7820b907ee1ce4c94f190e61a945 Mon Sep 17 00:00:00 2001
From: Eli Kogan-Wang <elikowa@gmail.com>
Date: Tue, 19 Sep 2023 00:27:28 +0200
Subject: [PATCH] nix eval: add --argstr and --arg support

---
 src/nix/eval.cc | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/src/nix/eval.cc b/src/nix/eval.cc
index d880bef0a7b..1d78b8dbd58 100644
--- a/src/nix/eval.cc
+++ b/src/nix/eval.cc
@@ -72,6 +72,11 @@ struct CmdEval : MixJSON, InstallableValueCommand, MixReadOnlyOption
             v = vRes;
         }
 
+        auto autoArgs = getAutoArgs(*state);
+        auto valPost = state->allocValue();
+        state->autoCallFunction(*autoArgs, *v, *valPost);
+        v = valPost;
+
         if (writeTo) {
             stopProgressBar();