bjoernager/rust
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Fallible<_> -> Result<_, NoSolution>

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This commit is contained in:
Michael Goulet 2023-05-25 17:29:22 +00:00
parent 91525a4324
commit 0a35db5e0d
17 changed files with 55 additions and 53 deletions
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10
compiler/rustc_trait_selection/src/infer.rs
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@ -5,7 +5,7 @@ use rustc_hir::def_id::DefId;
use rustc_hir::lang_items::LangItem;
use rustc_middle::arena::ArenaAllocatable;
use rustc_middle::infer::canonical::{Canonical, CanonicalQueryResponse, QueryResponse};
use rustc_middle::traits::query::Fallible;
use rustc_middle::traits::query::NoSolution;
use rustc_middle::ty::{self, Ty, TyCtxt, TypeFoldable, TypeVisitableExt};
use rustc_middle::ty::{GenericArg, ToPredicate};
use rustc_span::DUMMY_SP;
@ -82,8 +82,8 @@ pub trait InferCtxtBuilderExt<'tcx> {
fn enter_canonical_trait_query<K, R>(
&mut self,
canonical_key: &Canonical<'tcx, K>,
operation: impl FnOnce(&ObligationCtxt<'_, 'tcx>, K) -> Fallible<R>,
) -> Fallible<CanonicalQueryResponse<'tcx, R>>
operation: impl FnOnce(&ObligationCtxt<'_, 'tcx>, K) -> Result<R, NoSolution>,
) -> Result<CanonicalQueryResponse<'tcx, R>, NoSolution>
where
K: TypeFoldable<TyCtxt<'tcx>>,
R: Debug + TypeFoldable<TyCtxt<'tcx>>,
@ -110,8 +110,8 @@ impl<'tcx> InferCtxtBuilderExt<'tcx> for InferCtxtBuilder<'tcx> {
fn enter_canonical_trait_query<K, R>(
&mut self,
canonical_key: &Canonical<'tcx, K>,
operation: impl FnOnce(&ObligationCtxt<'_, 'tcx>, K) -> Fallible<R>,
) -> Fallible<CanonicalQueryResponse<'tcx, R>>
operation: impl FnOnce(&ObligationCtxt<'_, 'tcx>, K) -> Result<R, NoSolution>,
) -> Result<CanonicalQueryResponse<'tcx, R>, NoSolution>
where
K: TypeFoldable<TyCtxt<'tcx>>,
R: Debug + TypeFoldable<TyCtxt<'tcx>>,