From e2cc9488035371406d38ad07c8c84c7bb4a2378c Mon Sep 17 00:00:00 2001
From: John Turner <jturner.usa@gmail.com>
Date: Tue, 18 Nov 2025 02:49:30 +0000
Subject: [PATCH] take at least 1 usedep

---
 src/atom/parsers.rs | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/src/atom/parsers.rs b/src/atom/parsers.rs
index 109e3bc..ee2c42a 100644
--- a/src/atom/parsers.rs
+++ b/src/atom/parsers.rs
@@ -303,7 +303,7 @@ impl<'a> Parseable<'a, &'a str> for Atom {
         let usedeps = || {
             UseDep::parser()
                 .separated_by(tag(","))
-                .many()
+                .at_least(1)
                 .delimited_by(tag("["), tag("]"))
                 .opt()
         };
@@ -552,6 +552,7 @@ mod test {
             "=kde-frameworks/kcodecs-6.19*86",
             "=dev-ml/stdio-0.17*t:=[ocamlopt?]",
             ">=dev-libs/libgee-0-8.5:0..8=",
+            "<dev-haskell/wai-3.3:=[]",
         ];
 
         for atom in atoms {