cli: fix a metavar

Signed-off-by: Ian Jackson <ijackson@chiark.greenend.org.uk>

diff --git a/src/bin/otter.rs b/src/bin/otter.rs
index 0abd35de27963892f528c455d764efc3ada01f29..a0f8a9f49471b9e23d970d023c71814f2de08f1d 100644 (file)
--- a/src/bin/otter.rs
+++ b/src/bin/otter.rs
@@ -646,7 +646,7 @@ mod reset_game {
   fn subargs(sa: &mut Args) -> ArgumentParser {
     use argparse::*;
     let mut ap = ArgumentParser::new();
-    ap.refer(&mut sa.table_file)
+    ap.refer(&mut sa.table_file).metavar("TABLE-SPEC-TOML")
       .add_option(&["--reset-table"],StoreOption,
                   "reset the players and access too");
     ap.refer(&mut sa.table_name).required()