message: PointerI32 implement serde Serializable
diff: @@ -29,6 +29,8 @@ use std::{
  hash::Hasher,
  };
  +use serde::{Serialize, Serializer};
  +
  use crate::{
  collections::{StarlarkHashValue, StarlarkHasher},
  values::{
  @@ -267,6 +269,15 @@ impl<'v> StarlarkValueBasic<'v> for PointerI32 {
  }
  }
  +impl Serialize for PointerI32 {
  + fn serialize<S>(&self, serializer: S) -> Result<S::Ok, S::Error>
  + where
  + S: Serializer,
  + {
  + serializer.serialize_i32(self.get())
  + }
  +}
  +
  #[cfg(test)]
  mod tests {
  use crate::assert;
  