handle semver-only package version in fromManifestFile

dbeckwith · Mar 5, 2023 · 956c6de · 956c6de
1 parent 78e7239
commit 956c6de
Showing 1 changed file with 4 additions and 1 deletion.
diff --git a/rust-overlay.nix b/rust-overlay.nix
@@ -270,7 +270,10 @@ let
       makeOverridable ({extensions, targets, targetExtensions}:
         let
           version' = builtins.match "([^ ]*) [(]([^ ]*) ([^ ]*)[)]" pkg.version;
-          version = "${elemAt version' 0}-${elemAt version' 2}-${elemAt version' 1}";
+          version =
+            if version' == null
+            then pkg.version
+            else "${elemAt version' 0}-${elemAt version' 2}-${elemAt version' 1}";
           namesAndSrcs = getComponents pkgs.pkg name targets extensions targetExtensions stdenv fetchurl;
           components = installComponents stdenv namesAndSrcs;
           componentsOuts = builtins.map (comp: (super.lib.strings.escapeNixString (super.lib.getOutput "out" comp))) components;