crabmail

commit d7bfebd23f3f7366f5f027212bc52fd7f1385b0d
parent 93b3a752bd9db39672c3035170080ebca76409d4
Author: alex wennerberg <alex@alexwennerberg.com>
Date:   Wed,  7 Apr 2021 23:09:21 -0700

Add basic pico args

Diffstat:
M
src/main.rs
 | 
14
+++++++++++++-

1 file changed, 13 insertions(+), 1 deletion(-)
diff --git a/src/main.rs b/src/main.rs
@@ -1,3 +1,15 @@
+const HELP: &str = "\
+Usage: crabmail
+
+FLAGS:
+  -h, --help            Prints this help information and exits.
+";
+
 fn main() {
-    println!("Hello, world!");
+    let mut pargs = pico_args::Arguments::from_env();
+
+    if pargs.contains(["-h", "--help"]) {
+        print!("{}", HELP);
+        std::process::exit(0);
+    }
 }