bendns' repos / rust-analyzer
Unnamed repository; edit this file 'description' to name the repository.
Diffstat (limited to 'crates/hir_def/src/macro_expansion_tests.rs')
-rw-r--r--crates/hir_def/src/macro_expansion_tests.rs20
1 files changed, 20 insertions, 0 deletions
diff --git a/crates/hir_def/src/macro_expansion_tests.rs b/crates/hir_def/src/macro_expansion_tests.rs
index c00795d34b..8fa1f307f1 100644
--- a/crates/hir_def/src/macro_expansion_tests.rs
+++ b/crates/hir_def/src/macro_expansion_tests.rs
@@ -151,3 +151,23 @@ type qual: ::T = qual::T;
"#]],
)
}
+
+#[test]
+fn broken_parenthesis_sequence() {
+ check(
+ r#"
+macro_rules! m1 { ($x:ident) => { ($x } }
+macro_rules! m2 { ($x:ident) => {} }
+
+m1!();
+m2!(x
+"#,
+ expect![[r#"
+macro_rules! m1 { ($x:ident) => { ($x } }
+macro_rules! m2 { ($x:ident) => {} }
+
+/* error: Failed to find macro definition */
+/* error: Failed to lower macro args to token tree */
+ "#]],
+ )
+}