Config: accept 'null' for allow/deny (fix #169) (#170)

eclipse-zenoh · Dec 8, 2023 · 45ccfd8 · 45ccfd8
1 parent 6115bc6
commit 45ccfd8
Showing 1 changed file with 8 additions and 0 deletions.
diff --git a/zenoh-plugin-dds/src/config.rs b/zenoh-plugin-dds/src/config.rs
@@ -199,6 +199,14 @@ impl<'de> Visitor<'de> for RegexVisitor {
         formatter.write_str(r#"either a string or a list of strings"#)
     }
 
+    // for `null` value
+    fn visit_unit<E>(self) -> Result<Self::Value, E>
+    where
+        E: de::Error,
+    {
+        Ok(None)
+    }
+
     fn visit_str<E>(self, value: &str) -> Result<Self::Value, E>
     where
         E: de::Error,