From a14424ae5f45784db5e75c2d6a9098dc96914c9e Mon Sep 17 00:00:00 2001
From: Leonid Logvinov <logvinov.leon@gmail.com>
Date: Mon, 11 Dec 2017 12:43:19 +0100
Subject: Move isAddress to shared utils and remove all dependencies on
 ethereum-address

---
 packages/subproviders/src/globals.d.ts           | 5 -----
 packages/subproviders/src/subproviders/ledger.ts | 4 ++--
 2 files changed, 2 insertions(+), 7 deletions(-)

(limited to 'packages/subproviders/src')

diff --git a/packages/subproviders/src/globals.d.ts b/packages/subproviders/src/globals.d.ts
index 520ca9232..400bbef5b 100644
--- a/packages/subproviders/src/globals.d.ts
+++ b/packages/subproviders/src/globals.d.ts
@@ -54,11 +54,6 @@ declare module 'ledgerco' {
     }
 }
 
-// ethereum-address declarations
-declare module 'ethereum-address' {
-    export const isAddress: (address: string) => boolean;
-}
-
 // Semaphore-async-await declarations
 declare module 'semaphore-async-await' {
     class Semaphore {
diff --git a/packages/subproviders/src/subproviders/ledger.ts b/packages/subproviders/src/subproviders/ledger.ts
index e0a08f792..578f6ff6f 100644
--- a/packages/subproviders/src/subproviders/ledger.ts
+++ b/packages/subproviders/src/subproviders/ledger.ts
@@ -1,6 +1,6 @@
 import {assert} from '@0xproject/assert';
+import {addressUtils} from '@0xproject/utils';
 import promisify = require('es6-promisify');
-import {isAddress} from 'ethereum-address';
 import EthereumTx = require('ethereumjs-tx');
 import ethUtil = require('ethereumjs-util');
 import * as ledger from 'ledgerco';
@@ -47,7 +47,7 @@ export class LedgerSubprovider extends Subprovider {
         return isValid;
     }
     private static validateSender(sender: string) {
-        if (_.isUndefined(sender) || !isAddress(sender)) {
+        if (_.isUndefined(sender) || !addressUtils.isAddress(sender)) {
             throw new Error(LedgerSubproviderErrors.SenderInvalidOrNotSupplied);
         }
     }
-- 
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