From cd067503a7546eaee904a9b5c6ae30eb0175d376 Mon Sep 17 00:00:00 2001
From: Federico Igne <git@federicoigne.com>
Date: Mon, 8 Nov 2021 18:06:56 +0000
Subject: [rust] Macros

---
 rust/macros/tests/invalid/leading-comma.rs | 7 +++++++
 1 file changed, 7 insertions(+)
 create mode 100644 rust/macros/tests/invalid/leading-comma.rs

(limited to 'rust/macros/tests/invalid/leading-comma.rs')

diff --git a/rust/macros/tests/invalid/leading-comma.rs b/rust/macros/tests/invalid/leading-comma.rs
new file mode 100644
index 0000000..bc03666
--- /dev/null
+++ b/rust/macros/tests/invalid/leading-comma.rs
@@ -0,0 +1,7 @@
+use macros::hashmap;
+use std::collections::HashMap;
+
+fn main() {
+    // leading commas are not valid
+    let _hm: HashMap<_, _> = hashmap!(, 'a' => 2);
+}
-- 
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