add to from json for datum and redeemer

Author: lisicky

rust/pkg/cardano_serialization_lib.js.flow

@@ -4480,6 +4480,19 @@ declare export class PlutusData {
    * @returns {Uint8Array | void}
    */
   as_bytes(): Uint8Array | void;
+
+  /**
+   * @param {number} schema
+   * @returns {string}
+   */
+  to_json(schema: number): string;
+
+  /**
+   * @param {string} json
+   * @param {number} schema
+   * @returns {PlutusData}
+   */
+  static from_json(json: string, schema: number): PlutusData;
 }
 /**
  */
@@ -5847,6 +5860,22 @@ declare export class Redeemer {
    */
   static from_hex(hex_str: string): Redeemer;
 
+  /**
+   * @returns {string}
+   */
+  to_json(): string;
+
+  /**
+   * @returns {RedeemerJSON}
+   */
+  to_js_value(): RedeemerJSON;
+
+  /**
+   * @param {string} json
+   * @returns {Redeemer}
+   */
+  static from_json(json: string): Redeemer;
+
   /**
    * @returns {RedeemerTag}
    */
@@ -5976,6 +6005,22 @@ declare export class Redeemers {
    */
   static from_hex(hex_str: string): Redeemers;
 
+  /**
+   * @returns {string}
+   */
+  to_json(): string;
+
+  /**
+   * @returns {RedeemersJSON}
+   */
+  to_js_value(): RedeemersJSON;
+
+  /**
+   * @param {string} json
+   * @returns {Redeemers}
+   */
+  static from_json(json: string): Redeemers;
+
   /**
    * @returns {Redeemers}
    */

rust/src/plutus.rs

@@ -700,6 +700,14 @@ impl PlutusData {
             _ => None,
         }
     }
+
+    pub fn to_json(&self, schema: PlutusDatumSchema) -> Result<String, JsError> {
+        decode_plutus_datum_to_json_str(self, schema)
+    }
+
+    pub fn from_json(json: &str, schema: PlutusDatumSchema) -> Result<PlutusData, JsError> {
+        encode_json_str_to_plutus_datum(json, schema)
+    }
 }
 
 //TODO: replace this by cardano-node schemas
@@ -801,7 +809,7 @@ pub struct Redeemer {
     ex_units: ExUnits,
 }
 
-to_from_bytes!(Redeemer);
+impl_to_from!(Redeemer);
 
 #[wasm_bindgen]
 impl Redeemer {
@@ -897,7 +905,7 @@ impl RedeemerTag {
 )]
 pub struct Redeemers(pub(crate) Vec<Redeemer>);
 
-to_from_bytes!(Redeemers);
+impl_to_from!(Redeemers);
 
 #[wasm_bindgen]
 impl Redeemers {