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minigrep.rs
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v0.1.4: use stderr for error messages

This commit is contained in:
AJ ONeal 2018-09-18 22:23:18 -06:00
parent 4d72618bb9
commit 70adbe6c9b
1 changed files with 2 additions and 2 deletions
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4
src/main.rs
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@ -7,13 +7,13 @@ fn main() {
let args: Vec<String> = env::args().collect(); let args: Vec<String> = env::args().collect();
let conf = grep::Config::new(&args).unwrap_or_else(|err| { let conf = grep::Config::new(&args).unwrap_or_else(|err| {
println!("Problem parsing arguments: {}", err); eprintln!("Problem parsing arguments: {}", err);
process::exit(1); process::exit(1);
}); });
//let filename = &conf.filename.clone(); //let filename = &conf.filename.clone();
if let Err(e) = grep::run(conf) { if let Err(e) = grep::run(conf) {
println!("Big bad bada boom!\n{:?}", e); eprintln!("Big bad bada boom!\n{:?}", e);
//println!("Big bad bada boom!\n{:?}", e.kind()); //println!("Big bad bada boom!\n{:?}", e.kind());
//println!("Big bad bada boom!\n{}", e.description()); //println!("Big bad bada boom!\n{}", e.description());