Fix a nix bug

cf. NixOS/nix#3321
srid · Mar 3, 2020 · 94f1a89 · 94f1a89
1 parent 153dca0
commit 94f1a89
Showing 1 changed file with 2 additions and 1 deletion.
diff --git a/default.nix b/default.nix
@@ -51,7 +51,8 @@ pkgs.haskellPackages.developPackage {
     generic-random = githubRepo "Lysxia/generic-random" "1a091b6";
     prettyprinter = pkgs.runCommand "prettyprinter" {}
     ''
-      cp -r -L ${prettyprinterSrc}/prettyprinter $out
+      mkdir $out
+      cp -r -L ${prettyprinterSrc}/prettyprinter/* $out/
     '';
     # dependent-sum
     dependent-sum = dsumSrc + "/dependent-sum";