Trait chalk_ir::UnificationDatabase[−][src]

pub trait UnificationDatabase<I> where
    Self: Debug,
    I: Interner, {
    fn fn_def_variance(&self, fn_def_id: FnDefId<I>) -> Variances<I>;
    fn adt_variance(&self, adt_id: AdtId<I>) -> Variances<I>;
}

Expand description

Logic to decide the Variance for a given subst

Required methods

`fn fn_def_variance(&self, fn_def_id: FnDefId<I>) -> Variances<I>`[src]

Gets the variances for the substitution of a fn def

`fn adt_variance(&self, adt_id: AdtId<I>) -> Variances<I>`[src]

Gets the variances for the substitution of a adt

Implementors