From f93774f855d5735aff975cdb87c61aad624b4c9a Mon Sep 17 00:00:00 2001
From: Leonid Logvinov <logvinov.leon@gmail.com>
Date: Tue, 9 Oct 2018 15:46:13 +0200
Subject: Stop accesing ethers private methods

---
 packages/base-contract/src/index.ts | 7 +++----
 1 file changed, 3 insertions(+), 4 deletions(-)

(limited to 'packages/base-contract/src')

diff --git a/packages/base-contract/src/index.ts b/packages/base-contract/src/index.ts
index 7e0428d92..a8e4ad2e2 100644
--- a/packages/base-contract/src/index.ts
+++ b/packages/base-contract/src/index.ts
@@ -12,13 +12,12 @@ import {
     TxDataPayable,
 } from 'ethereum-types';
 import * as ethers from 'ethers';
-import { Interface } from 'ethers/utils/interface';
 import * as _ from 'lodash';
 
 import { formatABIDataItem } from './utils';
 
 export interface EthersInterfaceByFunctionSignature {
-    [key: string]: Interface;
+    [key: string]: ethers.utils.Interface;
 }
 
 const REVERT_ERROR_SELECTOR = '08c379a0';
@@ -118,7 +117,7 @@ export class BaseContract {
             }
         }
     }
-    protected _lookupEthersInterface(functionSignature: string): Interface {
+    protected _lookupEthersInterface(functionSignature: string): ethers.utils.Interface {
         const ethersInterface = this._ethersInterfacesByFunctionSignature[functionSignature];
         if (_.isUndefined(ethersInterface)) {
             throw new Error(`Failed to lookup method with function signature '${functionSignature}'`);
@@ -155,7 +154,7 @@ export class BaseContract {
         this._ethersInterfacesByFunctionSignature = {};
         _.each(methodAbis, methodAbi => {
             const functionSignature = abiUtils.getFunctionSignature(methodAbi);
-            this._ethersInterfacesByFunctionSignature[functionSignature] = new Interface([methodAbi]);
+            this._ethersInterfacesByFunctionSignature[functionSignature] = new ethers.utils.Interface([methodAbi]);
         });
     }
 }
-- 
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