Show hint how to enable experimental features

2020-05-12 15:47:09 +02:00
parent 268ecf5b3f
commit ebc024df22
1 changed files with 1 additions and 1 deletions
@@ -130,7 +130,7 @@ bool Settings::isExperimentalFeatureEnabled(const std::string & name)
 void Settings::requireExperimentalFeature(const std::string & name)
 {
    if (!isExperimentalFeatureEnabled(name))
-        throw Error("experimental Nix feature '%s' is disabled", name);
+        throw Error("experimental Nix feature '%1%' is disabled; use '--experimental-features %1%' to override", name);
 }

 bool Settings::isWSL1()