From 4bf3a8226badcdc70c013dfcfa266ee72f6cb89b Mon Sep 17 00:00:00 2001
From: Nick Van den Broeck <nick.van.den.broeck666@gmail.com>
Date: Thu, 21 Mar 2019 09:30:16 +0100
Subject: Automated lockfile updating with `nix build`

---
 src/nix/installables.cc | 8 ++++++++
 1 file changed, 8 insertions(+)

(limited to 'src/nix/installables.cc')

diff --git a/src/nix/installables.cc b/src/nix/installables.cc
index e792ce96d..43e15849b 100644
--- a/src/nix/installables.cc
+++ b/src/nix/installables.cc
@@ -176,6 +176,14 @@ struct InstallableFlake : InstallableValue
         state.forceValue(*v);
         return v;
     }
+
+    std::optional<std::string> installableToFlakeUri() override
+    {
+        if (std::get_if<FlakeRef::IsPath>(&flakeRef.data))
+            return flakeRef.to_string();
+        else
+            return std::nullopt;
+    }
 };
 
 // FIXME: extend
-- 
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