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use std::io::{Read, Write};
use std::process::exit;
use std::{env, io};
use crate::sync::{GitSync, Josh};
mod sync;
const USAGE: &str = r#"Utility for synchroniing compiler-builtins with rust-lang/rust
Usage:
josh-sync rustc-pull
Pull from rust-lang/rust to compiler-builtins. Creates a commit
updating the version file, followed by a merge commit.
josh-sync rustc-push GITHUB_USERNAME [BRANCH]
Create a branch off of rust-lang/rust updating compiler-builtins.
"#;
fn main() {
let sync = GitSync::from_current_dir();
// Collect args, then recollect as str refs so we can match on them
let args: Vec<_> = env::args().collect();
let args: Vec<&str> = args.iter().map(String::as_str).collect();
match args.as_slice()[1..] {
["rustc-pull"] => sync.rustc_pull(None),
["rustc-push", github_user, branch] => sync.rustc_push(github_user, Some(branch)),
["rustc-push", github_user] => sync.rustc_push(github_user, None),
["start-josh"] => {
let _josh = Josh::start();
println!("press enter to stop");
io::stdout().flush().unwrap();
let _ = io::stdin().read(&mut [0u8]).unwrap();
}
_ => {
println!("{USAGE}");
exit(1);
}
}
}
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