Fix InstallableCommand

2020-05-12 11:53:32 +02:00
parent 437614b479
commit b8b2dbf272
1 changed files with 1 additions and 0 deletions
--- a/src/nix/installables.cc
+++ b/src/nix/installables.cc
@@ -689,6 +689,7 @@ InstallableCommand::InstallableCommand()
 {
    expectArgs({
        .label = "installable",
+        .optional = true,
        .handler = {&_installable},
        .completer = {[&](size_t, std::string_view prefix) {
            completeInstallable(prefix);