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Stop using def_kind() in solver

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This commit is contained in:
Michael Goulet 2024-05-17 17:47:55 -04:00
parent 6ee22e184f
commit 2ed1bdb479
1 changed files with 8 additions and 17 deletions
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25
compiler/rustc_trait_selection/src/solve/normalizes_to/mod.rs
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@ -3,7 +3,6 @@
use super::assembly::structural_traits::AsyncCallableRelevantTypes;
use super::assembly::{self, structural_traits, Candidate};
use super::{EvalCtxt, GoalSource};
use rustc_hir::def::DefKind;
use rustc_hir::def_id::DefId;
use rustc_hir::LangItem;
use rustc_infer::traits::query::NoSolution;
@ -54,23 +53,15 @@ fn normalize_at_least_one_step(
&mut self,
goal: Goal<'tcx, NormalizesTo<'tcx>>,
) -> QueryResult<'tcx> {
let def_id = goal.predicate.def_id();
match self.tcx().def_kind(def_id) {
DefKind::AssocTy | DefKind::AssocConst => {
match self.tcx().associated_item(def_id).container {
ty::AssocItemContainer::TraitContainer => {
let candidates = self.assemble_and_evaluate_candidates(goal);
self.merge_candidates(candidates)
}
ty::AssocItemContainer::ImplContainer => {
self.normalize_inherent_associated_type(goal)
}
}
match goal.predicate.alias.kind(self.tcx()) {
ty::AliasTermKind::ProjectionTy | ty::AliasTermKind::ProjectionConst => {
let candidates = self.assemble_and_evaluate_candidates(goal);
self.merge_candidates(candidates)
}
DefKind::AnonConst => self.normalize_anon_const(goal),
DefKind::TyAlias => self.normalize_weak_type(goal),
DefKind::OpaqueTy => self.normalize_opaque_type(goal),
kind => bug!("unknown DefKind {} in normalizes-to goal: {goal:#?}", kind.descr(def_id)),
ty::AliasTermKind::InherentTy => self.normalize_inherent_associated_type(goal),
ty::AliasTermKind::OpaqueTy => self.normalize_opaque_type(goal),
ty::AliasTermKind::WeakTy => self.normalize_weak_type(goal),
ty::AliasTermKind::UnevaluatedConst => self.normalize_anon_const(goal),
}
}