feat: add vesting contract label

src/constants/vesting-contract-address.ts

@@ -0,0 +1,6 @@
+/** Vesting contract account. The account-type label special-cases this address. */
+export const VESTING_CONTRACT_ADDRESS =
+  'qzmviwoPJR19XovVwUYUoUKb2MoBygYgwYAevj5Br8JeunxW7';
+
+/** Account-type label shown for {@link VESTING_CONTRACT_ADDRESS}. */
+export const VESTING_CONTRACT_TYPE_LABEL = 'Vesting Contract';

src/utils/minting-address-display.test.ts

@@ -3,6 +3,10 @@ import {
   MINTING_ADDRESS_FROM_LABEL,
   MINTING_ADDRESS_TYPE_LABEL
 } from '@/constants/minting-address';
+import {
+  VESTING_CONTRACT_ADDRESS,
+  VESTING_CONTRACT_TYPE_LABEL
+} from '@/constants/vesting-contract-address';
 import { TRANSPARENT_ADDRESS_LABEL } from '@/utils/classify-account-address';
 
 import {
@@ -27,6 +31,7 @@ describe('fromAddressPlainLabel', () => {
 
   it('leaves every other address as a normal account cell', () => {
     expect(fromAddressPlainLabel(`${MINTING_ADDRESS}x`)).toBeNull();
+    expect(fromAddressPlainLabel(VESTING_CONTRACT_ADDRESS)).toBeNull();
   });
 });
 
@@ -37,6 +42,12 @@ describe('accountAddressTypeLabel', () => {
     );
   });
 
+  it('names the vesting contract address as a vesting contract', () => {
+    expect(accountAddressTypeLabel(VESTING_CONTRACT_ADDRESS, transparent)).toBe(
+      VESTING_CONTRACT_TYPE_LABEL
+    );
+  });
+
   it('keeps Transparent Address for any other standard account', () => {
     expect(accountAddressTypeLabel(`${MINTING_ADDRESS}x`, transparent)).toBe(
       TRANSPARENT_ADDRESS_LABEL

src/utils/minting-address-display.ts

@@ -3,6 +3,10 @@ import {
   MINTING_ADDRESS_FROM_LABEL,
   MINTING_ADDRESS_TYPE_LABEL
 } from '@/constants/minting-address';
+import {
+  VESTING_CONTRACT_ADDRESS,
+  VESTING_CONTRACT_TYPE_LABEL
+} from '@/constants/vesting-contract-address';
 import {
   type AccountAddressClassification,
   classifyAccountAddress
@@ -15,13 +19,15 @@ export function fromAddressPlainLabel(address: string): string | null {
 }
 
 /**
- * Display label for an account type. The minting address is labeled on its own;
- * account-type filters still classify it from its flags.
+ * Display label for an account type. The minting address and the vesting
+ * contract are labeled on their own; account-type filters still classify
+ * them from their flags.
  */
 export function accountAddressTypeLabel(
   address: string,
   classification: AccountAddressClassification
 ): string {
   if (address === MINTING_ADDRESS) return MINTING_ADDRESS_TYPE_LABEL;
+  if (address === VESTING_CONTRACT_ADDRESS) return VESTING_CONTRACT_TYPE_LABEL;
   return classifyAccountAddress(classification);
 }