From 1e1cab6202519dec2c30314e26aa3c8f601f3506 Mon Sep 17 00:00:00 2001
From: Tanner Rogalsky <tanner@tannerrogalsky.com>
Date: Tue, 19 May 2020 10:43:44 -0400
Subject: [PATCH] Add a test that fails to compile if generated code triggers
 unused lint warning. (#2145)

* Add a test that fails to compile if generated code triggers unused lint warning.

* Fix formatting.
---
 tests/must_use.rs | 10 ++++++++++
 1 file changed, 10 insertions(+)
 create mode 100644 tests/must_use.rs

diff --git a/tests/must_use.rs b/tests/must_use.rs
new file mode 100644
index 00000000..912e92e4
--- /dev/null
+++ b/tests/must_use.rs
@@ -0,0 +1,10 @@
+//! This test validates that the generated bindings don't cause linting warnings
+//! when used with structs annotated with `#[must_use]`.
+
+#![deny(unused)]
+
+use wasm_bindgen::prelude::*;
+
+#[wasm_bindgen]
+#[must_use]
+pub struct MustUse {}