From b6d59a9aac0fa972b587befb766c9b8e577c8f7a Mon Sep 17 00:00:00 2001
From: lthoerner <lowellashton@gmail.com>
Date: Thu, 5 Sep 2024 22:23:02 -0700
Subject: [PATCH] return error instead of empty attributes

---
 core/parse_helpers.rs | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/core/parse_helpers.rs b/core/parse_helpers.rs
index 18748bd..56358c4 100644
--- a/core/parse_helpers.rs
+++ b/core/parse_helpers.rs
@@ -998,7 +998,12 @@ where
             index += 1;
         }
     }
-    Ok(tokens.into_iter())
+
+    if !tokens.is_empty() {
+        Ok(tokens.into_iter())
+    } else {
+        Err(syn::Error::new(Span::call_site(), "no attributes found"))
+    }
 }
 
 /// Gets the first [`Span`](proc_macro2::Span) in a list of path names and spans.