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Replace Substitution::type_params

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This commit is contained in:
Florian Diebold 2021-04-04 13:16:16 +02:00
parent a4d7bdf1c8
commit ebdfc932e7
6 changed files with 15 additions and 16 deletions
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8
crates/hir_ty/src/lib.rs
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@ -462,12 +462,6 @@ impl Substitution {
) -> Self {
Substitution(elements.into_iter().casted(interner).collect())
}
/// Return Substs that replace each parameter by itself (i.e. `Ty::Param`).
pub fn type_params(db: &dyn HirDatabase, def: impl Into<GenericDefId>) -> Substitution {
let params = generics(db.upcast(), def.into());
params.type_params_subst(db)
}
}
/// Return an index of a parameter in the generic type parameter list by it's id.
@ -944,7 +938,7 @@ impl Ty {
let param_data = &generic_params.types[id.local_id];
match param_data.provenance {
hir_def::generics::TypeParamProvenance::ArgumentImplTrait => {
let substs = Substitution::type_params(db, id.parent);
let substs = TyBuilder::type_params_subst(db, id.parent);
let predicates = db
.generic_predicates(id.parent)
.into_iter()