Macro language_item_table 

macro_rules! language_item_table {
    (
        $LangItems:ident =>
        $( $(#[$attr:meta])* $lang_item:ident, $module:ident :: $name:ident, $target:ident; )*

        @non_lang_core_traits:

        $( core::$($non_lang_trait_module:ident)::*, $non_lang_trait:ident; )*

        @non_lang_core_macros:

        $( core::$($non_lang_macro_module:ident)::*, $non_lang_macro:ident, $non_lang_macro_field:ident; )*

        @resolve_manually:

        $( $resolve_manually:ident, $resolve_manually_type:ident; )*
    ) => { ... };
}