Use expect instead of unwrap to make clippy happy

diff --git a/clippy_lints/src/array_indexing.rs b/clippy_lints/src/array_indexing.rs
index 727aef35ef1fe503414b6ed7d2639955b99a6c50..068fd782cf6760317dcad1c18cae1bf75a7e3b0e 100644 (file)
--- a/clippy_lints/src/array_indexing.rs
+++ b/clippy_lints/src/array_indexing.rs
@@ -60,7 +60,7 @@ fn check_expr(&mut self, cx: &LateContext<'a, 'tcx>, e: &'tcx hir::Expr) {
             // Array with known size can be checked statically
             let ty = cx.tables.expr_ty(array);
             if let ty::TyArray(_, size) = ty.sty {
-                let size = ConstInt::Usize(ConstUsize::new(size as u64, cx.sess().target.uint_type).unwrap());
+                let size = ConstInt::Usize(ConstUsize::new(size as u64, cx.sess().target.uint_type).expect("array size is invalid"));
                 let constcx = ConstContext::with_tables(cx.tcx, cx.tables);
 
                 // Index is a constant uint