use std::env; use std::process; use minigrep::Config; fn main() { let config = Config::new(env::args()).unwrap_or_else(|err| { eprintln!("Problem parsing arguments: {}", err); process::exit(1); }); if let Err(e) = minigrep::run(config) { eprintln!("Application error: {}", e); process::exit(1); } }