Error if key isn't found

1 files changed, 1 insertions, 0 deletions

diff --git a/readkey.ha b/readkey.ha
index 16581ce..85439c2 100644
--- a/readkey.ha
+++ b/readkey.ha
@@ -53,6 +53,7 @@ export fn main() void = {
 			return;
 		};
 	};
+	fmt::fatalf("{}: key not found", args[1]);
 };
 
 fn next(sc: *ini::scanner) (ini::entry | io::EOF) = match (ini::next(sc)) {