Rollup merge of rust-lang#69727 - JohnTitor:sugg-unwrap, r=estebank

Avoid using `unwrap()` in suggestions

Fixes rust-lang#69725

r? @estebank

Author: Centril

src/librustc_typeck/check/method/suggest.rs

@@ -547,10 +547,13 @@ impl<'a, 'tcx> FnCtxt<'a, 'tcx> {
                                 (&self_ty.kind, parent_pred)
                             {
                                 if let ty::Adt(def, _) = p.skip_binder().trait_ref.self_ty().kind {
-                                    let id = self.tcx.hir().as_local_hir_id(def.did).unwrap();
-                                    let node = self.tcx.hir().get(id);
+                                    let node = self
+                                        .tcx
+                                        .hir()
+                                        .as_local_hir_id(def.did)
+                                        .map(|id| self.tcx.hir().get(id));
                                     match node {
-                                        hir::Node::Item(hir::Item { kind, .. }) => {
+                                        Some(hir::Node::Item(hir::Item { kind, .. })) => {
                                             if let Some(g) = kind.generics() {
                                                 let key = match &g.where_clause.predicates[..] {
                                                     [.., pred] => {

src/test/ui/issues/auxiliary/issue-69725.rs

@@ -0,0 +1,8 @@
+#[derive(Clone)]
+pub struct Struct<A>(A);
+
+impl<A> Struct<A> {
+    pub fn new() -> Self {
+        todo!()
+    }
+}

src/test/ui/issues/issue-69725.rs

@@ -0,0 +1,11 @@
+// aux-build:issue-69725.rs
+
+extern crate issue_69725;
+use issue_69725::Struct;
+
+fn crash<A>() {
+    let _ = Struct::<A>::new().clone();
+    //~^ ERROR: no method named `clone` found
+}
+
+fn main() {}

src/test/ui/issues/issue-69725.stderr

@@ -0,0 +1,18 @@
+error[E0599]: no method named `clone` found for struct `issue_69725::Struct<A>` in the current scope
+  --> $DIR/issue-69725.rs:7:32
+   |
+LL |     let _ = Struct::<A>::new().clone();
+   |                                ^^^^^ method not found in `issue_69725::Struct<A>`
+   | 
+  ::: $DIR/auxiliary/issue-69725.rs:2:1
+   |
+LL | pub struct Struct<A>(A);
+   | ------------------------ doesn't satisfy `issue_69725::Struct<A>: std::clone::Clone`
+   |
+   = note: the method `clone` exists but the following trait bounds were not satisfied:
+           `A: std::clone::Clone`
+           which is required by `issue_69725::Struct<A>: std::clone::Clone`
+
+error: aborting due to previous error
+
+For more information about this error, try `rustc --explain E0599`.