1 files changed, 2 insertions, 1 deletions
diff --git a/src/lib.rs b/src/lib.rs
index 1f5a276..33d5f34 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -752,7 +752,8 @@ where
                     len += 1;
                     rest
                 }
-                _ => break,
+                _ if len > 0 => break,
+                _ => return Err(EM::bind(|| it)),
             };
 
             it = match self.delimiter.check(it.clone()) {