fix issue #38

libmir · Jan 15, 2021 · 4a47876 · 4a47876
1 parent 974d1b9
commit 4a47876
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Showing 2 changed files with 11 additions and 1 deletion.
diff --git a/source/mir/algebraic.d b/source/mir/algebraic.d
@@ -2870,3 +2870,13 @@ version(mir_core_test) unittest
 }
 
 private enum isSimpleAggregateType(T) =  is(T == class) || is(T == struct) || is(T == union) || is(T == interface);
+
+unittest
+{
+    static struct Test
+    {
+        alias Value = void;
+    }
+
+    alias B = Nullable!Test;
+}
diff --git a/source/mir/internal/meta.d b/source/mir/internal/meta.d
@@ -8,7 +8,7 @@ template memberTypeOf(T, string member)
 
 template isMemberType(T, string member)
 {
-    enum isMemberType = is(typeof((ref __traits(getMember, T, member) v){}));
+    enum isMemberType = is(typeof((ref __traits(getMember, T, member) v){})) || is(__traits(getMember, T, member) : void);
 }
 
 template isSingleMember(T, string member)