#![allow(unused_macros)] macro_rules! errors_everywhere { ($ty:ty <) => (); //~ ERROR `$ty:ty` is followed by `<`, which is not allowed for `ty` ($ty:ty < foo ,) => (); //~ ERROR `$ty:ty` is followed by `<`, which is not allowed for `ty` ($ty:ty , ) => (); ( ( $ty:ty ) ) => (); ( { $ty:ty } ) => (); ( [ $ty:ty ] ) => (); ($bl:block < ) => (); ($pa:pat >) => (); //~ ERROR `$pa:pat` is followed by `>`, which is not allowed for `pat` ($pa:pat , ) => (); ($pa:pat $pb:pat $ty:ty ,) => (); //~^ ERROR `$pa:pat` is followed by `$pb:pat`, which is not allowed //~^^ ERROR `$pb:pat` is followed by `$ty:ty`, which is not allowed ($($ty:ty)* -) => (); //~ ERROR `$ty:ty` is followed by `-` ($($a:ty, $b:ty)* -) => (); //~ ERROR `$b:ty` is followed by `-` ($($ty:ty)-+) => (); //~ ERROR `$ty:ty` is followed by `-`, which is not allowed for `ty` ( $($a:expr)* $($b:tt)* ) => { }; //~^ ERROR `$a:expr` is followed by `$b:tt`, which is not allowed for `expr` fragments } fn main() { }