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Merge pull request #1 from NinVoido/add_err_handle

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Add error handling
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Ivan Bushchik 2023-01-25 22:50:04 +03:00 committed by GitHub
commit 3395521ec5
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1 changed files with 5 additions and 1 deletions
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6
src/main.rs
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@ -14,7 +14,11 @@ fn main_loop() {
stdout().flush().unwrap(); stdout().flush().unwrap();
let mut input = String::new(); let mut input = String::new();
while stdin().read_line(&mut input).unwrap() != 0 { while stdin().read_line(&mut input).unwrap() != 0 {
println!("{}", evalexpr::eval(&input.trim()).unwrap()); let result = evalexpr::eval(&input.trim());
match result {
Ok(succ_res) => println!("{}", succ_res),
Err(err) => println!("Error: {}", err)
}
input.clear(); input.clear();
print!(">>> "); print!(">>> ");
stdout().flush().unwrap(); stdout().flush().unwrap();