Macro make_exemplar_chars_unicode_set_property 

macro_rules! make_exemplar_chars_unicode_set_property {
    (
        // currently unused
        dyn_data_marker: $d:ident;
        data_marker: $data_marker:ty;
        func:
        pub fn $unstable:ident();
        $(#[$attr:meta])*
        pub fn $compiled:ident();
    ) => { ... };
}