basic repl setup

This commit is contained in:
wires 2025-07-08 13:24:32 -04:00
parent 53b7e55b63
commit d35daf8ec1
Signed by: wires
SSH key fingerprint: SHA256:9GtP+M3O2IivPDlw1UY872UPUuJH2gI0yG6ExBxaaiM
3 changed files with 422 additions and 2 deletions

402
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@ -5,3 +5,5 @@ edition = "2024"
license = "MIT"
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@ -1,3 +1,19 @@
fn main() {
println!("Hello, world!");
use rustyline::error::ReadlineError;
fn main() -> anyhow::Result<()> {
let mut rl = rustyline::DefaultEditor::new()?;
loop {
match rl.readline("> ") {
Ok(line) => {
eval(&line);
rl.add_history_entry(line)?;
}
Err(ReadlineError::Eof) | Err(ReadlineError::Interrupted) => break Ok(()),
Err(e) => break Err(e.into()),
}
}
}
fn eval(input: &str) {
println!("{input}");
}