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Add self ty to pick
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@ -204,6 +204,7 @@ pub struct Pick<'tcx> {
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/// Indicates that we want to add an autoref (and maybe also unsize it), or if the receiver is
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/// `*mut T`, convert it to `*const T`.
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pub autoref_or_ptr_adjustment: Option<AutorefOrPtrAdjustment<'tcx>>,
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pub self_ty: Ty<'tcx>,
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}
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#[derive(Clone, Debug, PartialEq, Eq)]
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@ -1241,7 +1242,7 @@ impl<'a, 'tcx> ProbeContext<'a, 'tcx> {
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//
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// We suppress warning if we're picking the method only because it is a
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// suggestion.
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self.emit_unstable_name_collision_hint(p, &unstable_candidates, self_ty);
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self.emit_unstable_name_collision_hint(p, &unstable_candidates);
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}
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}
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return Some(pick);
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@ -1285,7 +1286,9 @@ impl<'a, 'tcx> ProbeContext<'a, 'tcx> {
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debug!("applicable_candidates: {:?}", applicable_candidates);
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if applicable_candidates.len() > 1 {
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if let Some(pick) = self.collapse_candidates_to_trait_pick(&applicable_candidates[..]) {
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if let Some(pick) =
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self.collapse_candidates_to_trait_pick(self_ty, &applicable_candidates[..])
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{
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return Some(Ok(pick));
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}
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}
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@ -1309,7 +1312,7 @@ impl<'a, 'tcx> ProbeContext<'a, 'tcx> {
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applicable_candidates.pop().map(|(probe, status)| {
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if status == ProbeResult::Match {
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Ok(probe.to_unadjusted_pick())
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Ok(probe.to_unadjusted_pick(self_ty))
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} else {
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Err(MethodError::BadReturnType)
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}
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@ -1320,7 +1323,6 @@ impl<'a, 'tcx> ProbeContext<'a, 'tcx> {
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&self,
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stable_pick: &Pick<'_>,
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unstable_candidates: &[(&Candidate<'tcx>, Symbol)],
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self_ty: Ty<'tcx>,
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) {
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self.tcx.struct_span_lint_hir(
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lint::builtin::UNSTABLE_NAME_COLLISIONS,
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@ -1351,7 +1353,7 @@ impl<'a, 'tcx> ProbeContext<'a, 'tcx> {
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"use the fully qualified path to the associated const",
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format!(
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"<{} as {}>::{}",
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self_ty,
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stable_pick.self_ty,
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self.tcx.def_path_str(def_id),
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stable_pick.item.ident
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),
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@ -1591,6 +1593,7 @@ impl<'a, 'tcx> ProbeContext<'a, 'tcx> {
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/// use, so it's ok to just commit to "using the method from the trait Foo".
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fn collapse_candidates_to_trait_pick(
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&self,
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self_ty: Ty<'tcx>,
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probes: &[(&Candidate<'tcx>, ProbeResult)],
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) -> Option<Pick<'tcx>> {
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// Do all probes correspond to the same trait?
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@ -1610,6 +1613,7 @@ impl<'a, 'tcx> ProbeContext<'a, 'tcx> {
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import_ids: probes[0].0.import_ids.clone(),
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autoderefs: 0,
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autoref_or_ptr_adjustment: None,
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self_ty,
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})
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}
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@ -1828,7 +1832,7 @@ impl<'a, 'tcx> ProbeContext<'a, 'tcx> {
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}
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impl<'tcx> Candidate<'tcx> {
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fn to_unadjusted_pick(&self) -> Pick<'tcx> {
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fn to_unadjusted_pick(&self, self_ty: Ty<'tcx>) -> Pick<'tcx> {
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Pick {
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item: self.item,
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kind: match self.kind {
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@ -1852,6 +1856,7 @@ impl<'tcx> Candidate<'tcx> {
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import_ids: self.import_ids.clone(),
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autoderefs: 0,
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autoref_or_ptr_adjustment: None,
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self_ty,
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}
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}
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}
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