From 0febb98b3f86a3dbbdc2903d8aab957249dff341 Mon Sep 17 00:00:00 2001
From: tv <tv@krebsco.de>
Date: Wed, 11 Nov 2026 15:22:28 +0100
Subject: crate2nixPackage: check JSON vs lock

---
 pkgs/rust/default.nix | 10 ++++++++--
 1 file changed, 8 insertions(+), 2 deletions(-)

(limited to 'pkgs/rust/default.nix')

diff --git a/pkgs/rust/default.nix b/pkgs/rust/default.nix
index d273db6..f6c7eb7 100644
--- a/pkgs/rust/default.nix
+++ b/pkgs/rust/default.nix
@@ -30,6 +30,12 @@ let
     lib.optionalAttrs (builtins.pathExists (path + "/Cargo.json")) {
       resolvedJson = path + "/Cargo.json";
     };
+
+  # The checkout's Cargo.lock, to check the JSON plan against.
+  localLock = path:
+    lib.optionalAttrs (builtins.pathExists (path + "/Cargo.lock")) {
+      cargoLock = path + "/Cargo.lock";
+    };
 in
 
 {
@@ -72,10 +78,10 @@ in
       in
         if explicitPackages ? ${pname} then
           assert mylib.debug "pkgs/rust: overriding ${pname}.src with ${mylib.pretty dir}";
-          hrmPlan explicitPackages.${pname} // callArgs explicitPackages.${pname} // { inherit src; }
+          hrmPlan explicitPackages.${pname} // callArgs explicitPackages.${pname} // { inherit src; } // localLock dir
         else
           assert mylib.debug "pkgs/rust: automatic package ${pname} from ${mylib.pretty dir}";
-          { name = pname; inherit src; }
+          { name = pname; inherit src; } // localLock dir
       )
       automaticPackages;
 
-- 
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