fix: missing documentation for discriminant enums

Author: jpraynaud

internal/cardano-node/mithril-cardano-node-chain/src/entities/datum.rs

@@ -105,6 +105,7 @@ impl TxDatum {
 #[strum_discriminants(name(TxDatumFieldTypeName))]
 #[strum_discriminants(strum(serialize_all = "lowercase"))]
 #[strum_discriminants(serde(rename_all = "lowercase"))]
+#[strum_discriminants(doc = "The discriminants of the TxDatumFieldValue enum.")]
 pub enum TxDatumFieldValue {
     /// Bytes datum field value.
     Bytes(String),

mithril-common/src/entities/signed_entity_type.rs

@@ -39,6 +39,7 @@ const ENTITY_TYPE_CARDANO_DATABASE: usize = 4;
 // Important note: The order of the variants is important as it is used for the derived Ord trait.
 #[derive(Display, Debug, Clone, PartialEq, Eq, Serialize, Deserialize, EnumDiscriminants)]
 #[strum(serialize_all = "PascalCase")]
+#[strum_discriminants(doc = "The discriminants of the SignedEntityType enum.")]
 #[strum_discriminants(derive(
     Display,
     EnumString,