From f902f3c2cbfa1a78bec8d135297abe244452e794 Mon Sep 17 00:00:00 2001
From: Eelco Dolstra <edolstra@gmail.com>
Date: Thu, 24 Mar 2022 21:33:20 +0100
Subject: Add experimental feature 'fetch-closure'

---
 src/libexpr/primops/fetchClosure.cc | 2 ++
 1 file changed, 2 insertions(+)

(limited to 'src/libexpr/primops/fetchClosure.cc')

diff --git a/src/libexpr/primops/fetchClosure.cc b/src/libexpr/primops/fetchClosure.cc
index 3e07d1d18..47f40ef33 100644
--- a/src/libexpr/primops/fetchClosure.cc
+++ b/src/libexpr/primops/fetchClosure.cc
@@ -7,6 +7,8 @@ namespace nix {
 
 static void prim_fetchClosure(EvalState & state, const Pos & pos, Value * * args, Value & v)
 {
+    settings.requireExperimentalFeature(Xp::FetchClosure);
+
     state.forceAttrs(*args[0], pos);
 
     std::optional<std::string> fromStoreUrl;
-- 
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