Data has custom encodedLength

packages/types/src/interfaces/identity/Registration.spec.ts

@@ -0,0 +1,35 @@
+// Copyright 2017-2019 @polkadot/types authors & contributors
+// This software may be modified and distributed under the terms
+// of the Apache-2.0 license. See the LICENSE file for details.
+
+import { TypeRegistry, createType } from '../../codec/create';
+
+const registry = new TypeRegistry();
+
+describe('Registration', (): void => {
+  it('decodes a Registration', (): void => {
+    expect(
+      createType(
+        registry, 'Registration',
+        '0x' +
+        '00' + // no judgements
+        '00a0724e180900000000000000000000' + // balance
+        '00' + // no length
+        '0399110399220399440399550399330000'
+      ).toJSON()
+    ).toEqual({
+      deposit: 10000000000000,
+      info: {
+        additional: [],
+        display: { Raw: '0x9911' },
+        email: { Raw: '0x9933' },
+        image: { None: null },
+        legal: { Raw: '0x9922' },
+        pgpFingerprint: null,
+        riot: { Raw: '0x9955' },
+        web: { Raw: '0x9944' }
+      },
+      judgements: []
+    });
+  });
+});

packages/types/src/primitive/Data.ts

@@ -61,6 +61,13 @@ export default class Data extends Enum {
     }, ...decodeData(registry, value));
   }
 
+  /**
+   * @description The encoded length
+   */
+  public get encodedLength (): number {
+    return this.toU8a().length;
+  }
+
   /**
    * @description Encodes the value as a Uint8Array as per the SCALE specifications
    */