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Have the repl loop

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This commit is contained in:
Richard Feldman 2020-04-18 16:02:33 -04:00
parent a99a339672
commit c9ef2deb80
1 changed files with 24 additions and 12 deletions
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36
cli/src/repl.rs
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@ -38,26 +38,38 @@ pub fn main() -> io::Result<()> {
use std::io::BufRead;
println!(
"\n The rockin’ \u{001b}[36mroc repl\u{001b}[0m\n\u{001b}[35m────────────────────────\n"
"\n The rockin’ \u{001b}[36mroc repl\u{001b}[0m\n\u{001b}[35m────────────────────────\u{001b}[0m\n\nEnter :help for help, or :exit to exit."
);
// Loop
print!("\u{001b}[36m▶\u{001b}[0m ");
loop {
print!("\n\u{001b}[36m▶\u{001b}[0m ");
io::stdout().flush().unwrap();
io::stdout().flush().unwrap();
let stdin = io::stdin();
let line = stdin
.lock()
.lines()
.next()
.expect("there was no next line")
.expect("the line could not be read");
let stdin = io::stdin();
let line = stdin
.lock()
.lines()
.next()
.expect("there was no next line")
.expect("the line could not be read");
let (answer, answer_type) = gen(line.as_str(), Triple::host(), OptLevel::Normal);
match line.trim() {
":help" => {
println!("Use :exit to exit.");
}
":exit" => {
break;
}
line => {
let (answer, answer_type) = gen(line, Triple::host(), OptLevel::Normal);
println!("\n{} \u{001b}[35m:\u{001b}[0m {}", answer, answer_type);
println!("\n{} \u{001b}[35m:\u{001b}[0m {}", answer, answer_type);
}
}
}
Ok(())
}