libaprs-engine 0.4.0

Protocol-first APRS engine core primitives
Documentation 
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use std::fs::File;

use libaprs_engine::{
    read_all_with_limit, Engine, EngineResult, LineTransport, Policy, DEFAULT_TRANSPORT_READ_LIMIT,
};

fn main() -> std::io::Result<()> {
    let Some(path) = std::env::args().nth(1) else {
        eprintln!("usage: process_file <packets.aprs>");
        std::process::exit(2);
    };

    let input = read_all_with_limit(File::open(path)?, DEFAULT_TRANSPORT_READ_LIMIT)?;
    let mut engine = Engine::new(Policy::strict());

    for packet_bytes in LineTransport::new(&input).packets() {
        match engine.process(packet_bytes) {
            EngineResult::Accepted { packet } => println!("{}", packet.to_json()),
            EngineResult::Rejected { reason, .. } => eprintln!("rejected: {}", reason.code()),
            EngineResult::ParseError(error) => eprintln!("malformed: {}", error.code()),
        }
    }

    Ok(())
}