airb/
airb.rs

1#![warn(clippy::all, clippy::pedantic, clippy::undocumented_unsafe_blocks)]
2#![allow(
3    clippy::let_underscore_untyped,
4    reason = "https://github.com/rust-lang/rust-clippy/pull/10442#issuecomment-1516570154"
5)]
6#![allow(
7    clippy::question_mark,
8    reason = "https://github.com/rust-lang/rust-clippy/issues/8281"
9)]
10#![allow(clippy::manual_let_else, reason = "manual_let_else was very buggy on release")]
11#![allow(clippy::missing_errors_doc, reason = "A lot of existing code fails this lint")]
12#![allow(
13    clippy::unnecessary_lazy_evaluations,
14    reason = "https://github.com/rust-lang/rust-clippy/issues/8109"
15)]
16#![cfg_attr(
17    test,
18    allow(clippy::non_ascii_literal, reason = "tests sometimes require UTF-8 string content")
19)]
20#![allow(unknown_lints)]
21#![warn(
22    missing_copy_implementations,
23    missing_debug_implementations,
24    missing_docs,
25    rust_2024_compatibility,
26    trivial_casts,
27    trivial_numeric_casts,
28    unused_qualifications,
29    variant_size_differences
30)]
31#![forbid(unsafe_code)]
32
33//! `airb` is the Artichoke implementation of `irb` and is an interactive Ruby shell
34//! and [REPL][repl].
35//!
36//! `airb` is a readline enabled shell, although it does not persist history.
37//!
38//! To invoke `airb`, run:
39//!
40//! ```shell
41//! cargo run --bin airb
42//! ```
43//!
44//! [repl]: https://en.wikipedia.org/wiki/Read%E2%80%93eval%E2%80%93print_loop
45
46#![doc(html_favicon_url = "https://www.artichokeruby.org/favicon-32x32.png")]
47#![doc(html_logo_url = "https://www.artichokeruby.org/artichoke-logo.svg")]
48
49use std::io::{self, Write};
50use std::process;
51
52use artichoke::repl;
53use termcolor::{ColorChoice, StandardStream, WriteColor};
54
55fn main() {
56    let mut stderr = StandardStream::stderr(ColorChoice::Auto);
57    if let Err(err) = repl::run(io::stdout(), &mut stderr, None) {
58        // Reset colors and write the error message to stderr.
59        //
60        // Suppress all errors at this point (e.g. from a broken pipe) since
61        // we're exiting with an error code anyway.
62        let _ignored = stderr.reset();
63        let _ignored = writeln!(stderr, "{err}");
64        process::exit(1);
65    }
66}
airb/airb.rs

airb/
airb.rs
