Iterate enum by reference

Code

#[derive(Debug)]
enum Color {
	White,
	Black,
}

fn main(){
	for color in &[Color::White, Color::Black] {
		if let Color::White = color {
			println!("{:?}", color);
		}
		
		if let Color::White = *color {
			println!("{:?}", color);
		}
	}
}

https://play.rust-lang.org/?version=stable&mode=debug&edition=2018&gist=c4a9b9cff781ba084809535a55f24171

Plain code

#[derive(Debug)]
enum Color {
	White,
	Black,
}

fn main(){
	for color in &[Color::White, Color::Black] {
		if let Color::White = color {
			println!("{:?}", color);
		}
		
		if let Color::White = *color {
			println!("{:?}", color);
		}
	}
}