diff --git a/utilities/src/ordered_set.rs b/utilities/src/ordered_set.rs index d8ea421f8593e4d67028832540f53aabcb9b1d9a..d9c3a9d48930bb20ea3f0345cd1aac05464939f3 100644 --- a/utilities/src/ordered_set.rs +++ b/utilities/src/ordered_set.rs @@ -1,7 +1,10 @@ use codec::{Decode, Encode}; +#[cfg(feature = "std")] +use serde::{Deserialize, Serialize}; use sp_runtime::RuntimeDebug; use sp_std::prelude::*; +#[cfg_attr(feature = "std", derive(Serialize, Deserialize))] #[derive(RuntimeDebug, PartialEq, Eq, Encode, Decode, Default)] pub struct OrderedSet<T>(pub Vec<T>);