Require at least one input file

2020-02-03 22:50:33 +01:00 · 2020-02-03 22:50:33 +01:00 · 82b3176a40
commit 82b3176a40
parent ad3a2d18f8
1 changed files with 1 additions and 1 deletions
--- a/src/main.rs
+++ b/src/main.rs
@ -7,7 +7,7 @@ enum Command
 	#[structopt(about = "Verifies a logic program against a specification")]
 	VerifyProgram
 	{
-		#[structopt(parse(from_os_str))]
+		#[structopt(parse(from_os_str), required(true))]
 		input: Vec<std::path::PathBuf>,
 	}
 }