diff options
Diffstat (limited to 'packages/contract-wrappers/src/contract_wrappers/ether_token_wrapper.ts')
| -rw-r--r-- | packages/contract-wrappers/src/contract_wrappers/ether_token_wrapper.ts | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/packages/contract-wrappers/src/contract_wrappers/ether_token_wrapper.ts b/packages/contract-wrappers/src/contract_wrappers/ether_token_wrapper.ts index f8e4a683c..97872c247 100644 --- a/packages/contract-wrappers/src/contract_wrappers/ether_token_wrapper.ts +++ b/packages/contract-wrappers/src/contract_wrappers/ether_token_wrapper.ts @@ -168,6 +168,7 @@ export class EtherTokenWrapper extends ContractWrapper { * @param subscriptionToken Subscription token returned by `subscribe()` */ public unsubscribe(subscriptionToken: string): void { + assert.isValidSubscriptionToken('subscriptionToken', subscriptionToken); this._unsubscribe(subscriptionToken); } /** |