From 6ab6bbe8acab1bde9518156faeb915c856bd42c7 Mon Sep 17 00:00:00 2001
From: OldWorldOrdr <joey.t.reinhart@gmail.com>
Date: Fri, 14 Apr 2023 06:55:59 -0400
Subject: [PATCH] feat: add help menu and `-v` argument to show version (#24)

* add a way to print version

* implement help menu
---
 src/main.rs | 10 ++++++++++
 1 file changed, 10 insertions(+)

diff --git a/src/main.rs b/src/main.rs
index 092cd4d..a80cd2b 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -202,6 +202,16 @@ fn get_info(
 }
 
 fn main() {
+    // parse arguements
+    if std::env::args().any(|arg| arg.starts_with("-v") || arg.starts_with("--v")) {
+        println!("pfetch-rs {}", env!("CARGO_PKG_VERSION"));
+        std::process::exit(0);
+    } else if std::env::args().len() > 1 {
+        println!("pfetch     show system information");
+        println!("pfetch -v  show version");
+        std::process::exit(0);
+    }
+
     // source file specified by env: PF_SOURCE
     if let Ok(filepath) = dotenvy::var("PF_SOURCE") {
         dotenvy::from_path(filepath).unwrap();