#![feature(plugin)] #![plugin(clippy)] #[deny(zero_width_space)] fn zero() { print!("Here >​< is a ZWS, and ​another"); //~^ ERROR zero-width space detected. Consider using `\u{200B}` //~^^ ERROR zero-width space detected. Consider using `\u{200B}` } //#[deny(unicode_canon)] fn canon() { print!("̀ah?"); //not yet ~ERROR non-canonical unicode sequence detected. Consider using à } //#[deny(ascii_only)] fn uni() { println!("Üben!"); //not yet ~ERROR Unicode literal detected. Consider using \u{FC} } fn main() { zero(); uni(); canon(); }