Source code
Revision control
Copy as Markdown
Other Tools
/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
use clubcard_crlite::CRLiteClubcard;
use std::env::args;
use std::path::PathBuf;
use std::process::ExitCode;
fn parse_args() -> Option<PathBuf> {
let mut args = args().map(PathBuf::from);
let _name = args.next()?;
Some(args.next()?)
}
fn main() -> std::process::ExitCode {
let Some(filter_path) = parse_args() else {
eprintln!("Usage: {} <filter>", args().next().unwrap());
return ExitCode::FAILURE;
};
let Ok(filter_bytes) = std::fs::read(&filter_path) else {
eprintln!("Could not read filter");
return ExitCode::FAILURE;
};
let Ok(filter) = CRLiteClubcard::from_bytes(&filter_bytes) else {
eprintln!("Could not parse filter");
return ExitCode::FAILURE;
};
println!("{}", filter);
ExitCode::SUCCESS
}