31 lines
779 B
Rust
31 lines
779 B
Rust
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//! This example shows a simple read-evaluate-print-loop (REPL).
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extern crate rlua;
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use rlua::*;
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use std::io::prelude::*;
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use std::io::{stdin, stdout, stderr, BufReader};
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fn main() {
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let lua = Lua::new();
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let mut stdout = stdout();
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let mut stdin = BufReader::new(stdin());
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loop {
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write!(stdout, "> ").unwrap();
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stdout.flush().unwrap();
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let mut line = String::new();
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stdin.read_line(&mut line).unwrap();
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match lua.eval::<LuaMultiValue>(&line) {
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Ok(values) => {
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println!("{}", values.iter().map(|value| format!("{:?}", value)).collect::<Vec<_>>().join("\t"));
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}
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Err(e) => {
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writeln!(stderr(), "error: {}", e).unwrap();
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}
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}
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}
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}
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