From e2c1da36f59cd99d4da4c1d5f8f323626d3dbe61 Mon Sep 17 00:00:00 2001
From: Jonas Schievink <jonasschievink@gmail.com>
Date: Sat, 10 Apr 2021 23:12:02 +0200
Subject: Support macros in pattern position

---
 crates/hir_ty/src/tests/macros.rs   |  2 +-
 crates/hir_ty/src/tests/patterns.rs | 28 +++++++++++++++++++++++++++-
 2 files changed, 28 insertions(+), 2 deletions(-)

(limited to 'crates/hir_ty/src/tests')

diff --git a/crates/hir_ty/src/tests/macros.rs b/crates/hir_ty/src/tests/macros.rs
index 86e3d8b86..b8e373ed8 100644
--- a/crates/hir_ty/src/tests/macros.rs
+++ b/crates/hir_ty/src/tests/macros.rs
@@ -1065,11 +1065,11 @@ fn macro_in_arm() {
         }
         "#,
         expect![[r#"
+            !0..2 '()': ()
             51..110 '{     ...  }; }': ()
             61..62 'x': u32
             65..107 'match ...     }': u32
             71..73 '()': ()
-            84..91 'unit!()': ()
             95..100 '92u32': u32
         "#]],
     );
diff --git a/crates/hir_ty/src/tests/patterns.rs b/crates/hir_ty/src/tests/patterns.rs
index 85a28e76b..f514b3efe 100644
--- a/crates/hir_ty/src/tests/patterns.rs
+++ b/crates/hir_ty/src/tests/patterns.rs
@@ -1,6 +1,6 @@
 use expect_test::expect;
 
-use super::{check_infer, check_infer_with_mismatches};
+use super::{check_infer, check_infer_with_mismatches, check_types};
 
 #[test]
 fn infer_pattern() {
@@ -825,3 +825,29 @@ fn foo(foo: Foo) {
         "#]],
     );
 }
+
+#[test]
+fn macro_pat() {
+    check_types(
+        r#"
+macro_rules! pat {
+    ($name:ident) => { Enum::Variant1($name) }
+}
+
+enum Enum {
+    Variant1(u8),
+    Variant2,
+}
+
+fn f(e: Enum) {
+    match e {
+        pat!(bind) => {
+            bind;
+          //^^^^ u8
+        }
+        Enum::Variant2 => {}
+    }
+}
+    "#,
+    )
+}
-- 
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