rust/clippy_dummy/build.rs
2019-01-08 21:46:39 +01:00

43 lines
1.2 KiB
Rust

extern crate term;
fn main() {
if let Err(_) = foo() {
eprintln!("error: Clippy is no longer available via crates.io\n");
eprintln!("help: please run `rustup component add clippy-preview` instead");
}
std::process::exit(1);
}
fn foo() -> Result<(), ()> {
let mut t = term::stderr().ok_or(())?;
t.attr(term::Attr::Bold).map_err(|_| ())?;
t.fg(term::color::RED).map_err(|_| ())?;
write!(t, "\nerror: ").map_err(|_| ())?;
t.reset().map_err(|_| ())?;
t.fg(term::color::WHITE).map_err(|_| ())?;
writeln!(t, "Clippy is no longer available via crates.io\n").map_err(|_| ())?;
t.attr(term::Attr::Bold).map_err(|_| ())?;
t.fg(term::color::GREEN).map_err(|_| ())?;
write!(t, "help: ").map_err(|_| ())?;
t.reset().map_err(|_| ())?;
t.fg(term::color::WHITE).map_err(|_| ())?;
write!(t, "please run `").map_err(|_| ())?;
t.attr(term::Attr::Bold).map_err(|_| ())?;
write!(t, "rustup component add clippy-preview").map_err(|_| ())?;
t.reset().map_err(|_| ())?;
t.fg(term::color::WHITE).map_err(|_| ())?;
writeln!(t, "` instead").map_err(|_| ())?;
t.reset().map_err(|_| ())?;
Ok(())
}