Unnamed repository; edit this file 'description' to name the repository.
Diffstat (limited to 'crates/hir_def/src/macro_expansion_tests/mbe/matching.rs')
-rw-r--r--crates/hir_def/src/macro_expansion_tests/mbe/matching.rs27
1 files changed, 27 insertions, 0 deletions
diff --git a/crates/hir_def/src/macro_expansion_tests/mbe/matching.rs b/crates/hir_def/src/macro_expansion_tests/mbe/matching.rs
index 5bdabfc598..9fb6d96b72 100644
--- a/crates/hir_def/src/macro_expansion_tests/mbe/matching.rs
+++ b/crates/hir_def/src/macro_expansion_tests/mbe/matching.rs
@@ -23,3 +23,30 @@ literal!();
"#]],
)
}
+
+#[test]
+fn test_expand_bad_literal() {
+ check(
+ r#"
+macro_rules! m { ($i:literal) => {}; }
+m!(&k");
+"#,
+ expect![[r#"
+macro_rules! m { ($i:literal) => {}; }
+/* error: Failed to lower macro args to token tree */"#]],
+ );
+}
+
+#[test]
+fn test_empty_comments() {
+ check(
+ r#"
+macro_rules! m{ ($fmt:expr) => (); }
+m!(/**/);
+"#,
+ expect![[r#"
+macro_rules! m{ ($fmt:expr) => (); }
+/* error: expected Expr */
+"#]],
+ );
+}