From 7ed5366c0bdf376eb910fed9e566a063f2c35806 Mon Sep 17 00:00:00 2001
From: Joursoir <chat@joursoir.net>
Date: Sat, 4 Mar 2023 00:37:00 +0400
Subject: accept only long option to print a help info

---
 src/main.rs | 5 +++++
 1 file changed, 5 insertions(+)

(limited to 'src')

diff --git a/src/main.rs b/src/main.rs
index d7d15a5..72efe60 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -7,6 +7,7 @@ use clap::Parser;
 
 #[derive(Parser)]
 #[command(author, version, about, long_about = None)] // Read from `Cargo.toml`
+#[clap(disable_help_flag = true)]
 struct Config {
     /// The pattern to look for
     pattern: String,
@@ -15,6 +16,10 @@ struct Config {
     /// If no FILE is given, read standard input.
     files: Vec<String>,
 
+    /// Print a help text and exit
+    #[arg(long, action = clap::ArgAction::Help)]
+    help: Option<bool>,
+
     /// Ignores the case of the search string
     #[arg(short, long)]
     ignore_case: bool,
-- 
cgit v1.2.3-18-g5258