proc_macros::mirror! {
    {
        ,i32 :x pub
        ,i32 :y pub
    } Foo struct
}
macro_rules! def_fn {
    ($($tt:tt)*) => {$($tt)*}
}

def_fn! {
    fn bar() -> u32 {
        100
    }
}

macro_rules! dont_color_me_braces {
    () => {0}
}

macro_rules! noop {
    ($expr:expr) => {
        $expr
    }
}

/// textually shadow previous definition
macro_rules! noop {
    ($expr:expr) => {
        $expr
    }
}

macro_rules! keyword_frag {
    ($type:ty) => ($type)
}

macro with_args($i:ident) {
    $i
}

macro without_args {
    ($i:ident) => {
        $i
    }
}

fn main() {
    println!("Hello, {}!", 92);
    dont_color_me_braces!();
    noop!(noop!(1));
}