From 06f350cf7d5a9b0ea73c2afa828e60282d080a64 Mon Sep 17 00:00:00 2001
From: tv <tv@krebsco.de>
Date: Wed, 11 Nov 2026 15:42:33 +0100
Subject: crate2nixPackage: check features vs TOML

---
 pkgs/rust/default.nix | 17 +++++++++++------
 1 file changed, 11 insertions(+), 6 deletions(-)

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

diff --git a/pkgs/rust/default.nix b/pkgs/rust/default.nix
index f6c7eb7..c26cf9d 100644
--- a/pkgs/rust/default.nix
+++ b/pkgs/rust/default.nix
@@ -31,10 +31,15 @@ let
       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";
+  # Checks the JSON plan against the checkout's Cargo.lock and Cargo.toml.
+  # These come from dir, not src, because cleanCargoSource drops Cargo.lock
+  # next to a Cargo.json.
+  planChecks = dir:
+    lib.optionalAttrs (builtins.pathExists (dir + "/Cargo.lock")) {
+      cargoLock = dir + "/Cargo.lock";
+    }
+    // lib.optionalAttrs (builtins.pathExists (dir + "/Cargo.toml")) {
+      cargoToml = dir + "/Cargo.toml";
     };
 in
 
@@ -78,10 +83,10 @@ in
       in
         if explicitPackages ? ${pname} then
           assert mylib.debug "pkgs/rust: overriding ${pname}.src with ${mylib.pretty dir}";
-          hrmPlan explicitPackages.${pname} // callArgs explicitPackages.${pname} // { inherit src; } // localLock dir
+          hrmPlan explicitPackages.${pname} // callArgs explicitPackages.${pname} // { inherit src; } // planChecks dir
         else
           assert mylib.debug "pkgs/rust: automatic package ${pname} from ${mylib.pretty dir}";
-          { name = pname; inherit src; } // localLock dir
+          { name = pname; inherit src; } // planChecks dir
       )
       automaticPackages;
 
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