From f5aad60dac9c4b5ab277b6690faeba2437e36732 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=D0=A1=D0=BA=D0=BE=D0=B2=D0=BE=D1=80=D0=BE=D0=B4=D0=B0=20?=
 =?UTF-8?q?=D0=9D=D0=B8=D0=BA=D0=B8=D1=82=D0=B0=20=D0=90=D0=BD=D0=B4=D1=80?=
 =?UTF-8?q?=D0=B5=D0=B5=D0=B2=D0=B8=D1=87?= <chalkerx@gmail.com>
Date: Thu, 30 Sep 2021 04:57:17 +0300
Subject: [PATCH] contracts: fix bad prototype logic

---
 packages/contracts/src.ts/index.ts | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/packages/contracts/src.ts/index.ts b/packages/contracts/src.ts/index.ts
index ecbaac2927..579761684a 100644
--- a/packages/contracts/src.ts/index.ts
+++ b/packages/contracts/src.ts/index.ts
@@ -652,7 +652,7 @@ export class BaseContract {
         defineReadOnly(this, "filters", { });
 
         {
-            const uniqueFilters: { [ name: string ]: Array<string> } = { };
+            const uniqueFilters: { [ name: string ]: Array<string> } = Object.create(null);
             Object.keys(this.interface.events).forEach((eventSignature) => {
                 const event = this.interface.events[eventSignature];
                 defineReadOnly(this.filters, eventSignature, (...args: Array<any>) => {
@@ -696,8 +696,8 @@ export class BaseContract {
             }
         }
 
-        const uniqueNames: { [ name: string ]: Array<string> } = { };
-        const uniqueSignatures: { [ signature: string ]: boolean } = { };
+        const uniqueNames: { [ name: string ]: Array<string> } = Object.create(null);
+        const uniqueSignatures: { [ signature: string ]: boolean } = Object.create(null);
         Object.keys(this.interface.functions).forEach((signature) => {
             const fragment = this.interface.functions[signature];