Improve early exit error by mentioning --help

Timmmm · Jun 22, 2022 · bd37ed1 · bd37ed1
1 parent 4814be8
commit bd37ed1
Showing 1 changed file with 2 additions and 2 deletions.
diff --git a/argh/src/lib.rs b/argh/src/lib.rs
@@ -521,7 +521,7 @@ pub fn from_env<T: TopLevelCommand>() -> T {
                 0
             }
             Err(()) => {
-                eprintln!("{}", early_exit.output);
+                eprintln!("{}\nRun {} --help for more information.", early_exit.output, cmd);
                 1
             }
         })
@@ -547,7 +547,7 @@ pub fn cargo_from_env<T: TopLevelCommand>() -> T {
                 0
             }
             Err(()) => {
-                eprintln!("{}", early_exit.output);
+                eprintln!("{}\nRun --help for more information.", early_exit.output);
                 1
             }
         })