1 files changed, 2 insertions, 0 deletions
diff --git a/src/lib.rs b/src/lib.rs
index 7221769..d963e36 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -1053,6 +1053,7 @@ where
     r#if(|_| true)
 }
 
+#[cfg(feature = "regex")]
 pub mod str {
 
     use super::*;
@@ -1099,6 +1100,7 @@ mod test {
     }
 
     #[test]
+    #[cfg(feature = "regex")]
     fn test_regex_parser() {
         let it = InputIter::new("abc 123");