Rollup merge of #101722 - aDotInTheVoid:rdy-ty-prim-docs, r=CraftSpider

[rust.git] / compiler / rustc_typeck / src / impl_wf_check.rs

diff --git a/compiler/rustc_typeck/src/impl_wf_check.rs b/compiler/rustc_typeck/src/impl_wf_check.rs
index e7ca70de4ba717923abe601b55179012e213c12c..9fee1eaaec9836e90fa9f4afb381743af7f3ef23 100644 (file)
--- a/compiler/rustc_typeck/src/impl_wf_check.rs
+++ b/compiler/rustc_typeck/src/impl_wf_check.rs
@@ -17,7 +17,7 @@
 use rustc_hir::def_id::LocalDefId;
 use rustc_middle::ty::query::Providers;
 use rustc_middle::ty::{self, TyCtxt, TypeVisitable};
-use rustc_span::Span;
+use rustc_span::{Span, Symbol};
 
 use std::collections::hash_map::Entry::{Occupied, Vacant};
 
@@ -106,7 +106,7 @@ fn enforce_impl_params_are_constrained(tcx: TyCtxt<'_>, impl_def_id: LocalDefId)
             let item = tcx.associated_item(def_id);
             match item.kind {
                 ty::AssocKind::Type => {
-                    if item.defaultness.has_value() {
+                    if item.defaultness(tcx).has_value() {
                         cgp::parameters_for(&tcx.type_of(def_id), true)
                     } else {
                         Vec::new()
@@ -123,12 +123,7 @@ fn enforce_impl_params_are_constrained(tcx: TyCtxt<'_>, impl_def_id: LocalDefId)
             ty::GenericParamDefKind::Type { .. } => {
                 let param_ty = ty::ParamTy::for_def(param);
                 if !input_parameters.contains(&cgp::Parameter::from(param_ty)) {
-                    report_unused_parameter(
-                        tcx,
-                        tcx.def_span(param.def_id),
-                        "type",
-                        &param_ty.to_string(),
-                    );
+                    report_unused_parameter(tcx, tcx.def_span(param.def_id), "type", param_ty.name);
                 }
             }
             ty::GenericParamDefKind::Lifetime => {
@@ -140,7 +135,7 @@ fn enforce_impl_params_are_constrained(tcx: TyCtxt<'_>, impl_def_id: LocalDefId)
                         tcx,
                         tcx.def_span(param.def_id),
                         "lifetime",
-                        &param.name.to_string(),
+                        param.name,
                     );
                 }
             }
@@ -151,7 +146,7 @@ fn enforce_impl_params_are_constrained(tcx: TyCtxt<'_>, impl_def_id: LocalDefId)
                         tcx,
                         tcx.def_span(param.def_id),
                         "const",
-                        &param_ct.to_string(),
+                        param_ct.name,
                     );
                 }
             }
@@ -178,7 +173,7 @@ fn enforce_impl_params_are_constrained(tcx: TyCtxt<'_>, impl_def_id: LocalDefId)
     // used elsewhere are not projected back out.
 }
 
-fn report_unused_parameter(tcx: TyCtxt<'_>, span: Span, kind: &str, name: &str) {
+fn report_unused_parameter(tcx: TyCtxt<'_>, span: Span, kind: &str, name: Symbol) {
     let mut err = struct_span_err!(
         tcx.sess,
         span,