arg_required_else_help

hatoo · Jan 20, 2024 · 223541f · 223541f
1 parent 077ce06
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diff --git a/CHANGELOG.md b/CHANGELOG.md
@@ -1,5 +1,7 @@
 # Unreleased
 
+- Print help message when no argument is given #378
+
 # 1.1.0 (2024-01-16)
 
 -  [HTTP2] Reconnect TCP connection when it fails #369 

diff --git a/src/main.rs b/src/main.rs
@@ -29,6 +29,7 @@ use client::{ClientError, RequestResult};
 
 #[derive(Parser)]
 #[clap(author, about, version, override_usage = "oha [FLAGS] [OPTIONS] <url>")]
+#[command(arg_required_else_help(true))]
 struct Opts {
     #[clap(help = "Target URL.")]
     url: String,