disjoint_impls 1.4.0

Support for mutually disjoint impls
Documentation 
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use disjoint_impls::disjoint_impls;

pub trait Dispatch1 {
    type Group;
}
pub trait Dispatch2 {
    type Group;
}

pub enum GroupA {}
pub enum GroupB {}

disjoint_impls! {
    pub trait Kita<A> {
        const NAME: &'static str;
    }

    impl<T: Dispatch1<Group = GroupA> + Dispatch2<Group = GroupA>> Kita<u32> for T {
        const NAME: &'static str = "Blanket AA";
    }
    impl<T: Dispatch1<Group = GroupA> + Dispatch2<Group = GroupA>> Kita<u32> for T {
        const NAME: &'static str = "Blanket AA";
    }
    impl<T: Dispatch1<Group = GroupB>> Kita<u32> for T {
        const NAME: &'static str = "Blanket B*";
    }
}
fn main() {}