New upstream version 1.52.1+dfsg1

[rustc.git] / vendor / thiserror / tests / ui / concat-display.rs

diff --git a/vendor/thiserror/tests/ui/concat-display.rs b/vendor/thiserror/tests/ui/concat-display.rs
new file mode 100644 (file)
index 0000000..8b53cc0
--- /dev/null
+++ b/vendor/thiserror/tests/ui/concat-display.rs
@@ -0,0 +1,15 @@
+use thiserror::Error;
+
+macro_rules! error_type {
+    ($name:ident, $what:expr) => {
+        // Use #[error("invalid {}", $what)] instead.
+
+        #[derive(Error, Debug)]
+        #[error(concat!("invalid ", $what))]
+        pub struct $name;
+    };
+}
+
+error_type!(Error, "foo");
+
+fn main() {}