4 files changed, 29 insertions, 14 deletions
diff --git a/packages/web3-wrapper/CHANGELOG.json b/packages/web3-wrapper/CHANGELOG.json
index 35e4383fd..b753ffbac 100644
--- a/packages/web3-wrapper/CHANGELOG.json
+++ b/packages/web3-wrapper/CHANGELOG.json
@@ -1,5 +1,14 @@
 [
     {
+        "timestamp": 1527009133,
+        "version": "0.6.4",
+        "changes": [
+            {
+                "note": "Dependencies updated"
+            }
+        ]
+    },
+    {
         "timestamp": 1525477860,
         "version": "0.6.3",
         "changes": [
diff --git a/packages/web3-wrapper/CHANGELOG.md b/packages/web3-wrapper/CHANGELOG.md
index 3358c9a01..4b8fb7bac 100644
--- a/packages/web3-wrapper/CHANGELOG.md
+++ b/packages/web3-wrapper/CHANGELOG.md
@@ -5,7 +5,11 @@ Edit the package's CHANGELOG.json file only.
 
 CHANGELOG
 
-## v0.6.3 - _May 5, 2018_
+## v0.6.4 - _May 22, 2018_
+
+    * Dependencies updated
+
+## v0.6.3 - _May 4, 2018_
 
     * Dependencies updated
 
diff --git a/packages/web3-wrapper/package.json b/packages/web3-wrapper/package.json
index ed2fce7dc..18bbf14a0 100644
--- a/packages/web3-wrapper/package.json
+++ b/packages/web3-wrapper/package.json
@@ -1,6 +1,6 @@
 {
     "name": "@0xproject/web3-wrapper",
-    "version": "0.6.3",
+    "version": "0.6.4",
     "engines": {
         "node": ">=6.12"
     },
@@ -43,8 +43,8 @@
     },
     "homepage": "https://github.com/0xProject/0x-monorepo/packages/web3-wrapper/README.md",
     "devDependencies": {
-        "@0xproject/monorepo-scripts": "^0.1.19",
-        "@0xproject/tslint-config": "^0.4.17",
+        "@0xproject/monorepo-scripts": "^0.1.20",
+        "@0xproject/tslint-config": "^0.4.18",
         "@types/lodash": "4.14.104",
         "chai": "^4.0.1",
         "chai-as-promised": "^7.1.0",
@@ -62,9 +62,9 @@
         "typescript": "2.7.1"
     },
     "dependencies": {
-        "@0xproject/types": "^0.6.3",
-        "@0xproject/typescript-typings": "^0.3.1",
-        "@0xproject/utils": "^0.6.1",
+        "@0xproject/types": "^0.7.0",
+        "@0xproject/typescript-typings": "^0.3.2",
+        "@0xproject/utils": "^0.6.2",
         "ethers": "^3.0.15",
         "lodash": "^4.17.4",
         "web3": "^0.20.0"
diff --git a/packages/web3-wrapper/src/web3_wrapper.ts b/packages/web3-wrapper/src/web3_wrapper.ts
index c60d5fe33..91a1af870 100644
--- a/packages/web3-wrapper/src/web3_wrapper.ts
+++ b/packages/web3-wrapper/src/web3_wrapper.ts
@@ -19,6 +19,8 @@ import * as Web3 from 'web3';
 
 import { Web3WrapperErrors } from './types';
 
+const BASE_TEN = 10;
+
 /**
  * A wrapper around the Web3.js 0.x library that provides a consistent, clean promise-based interface.
  */
@@ -48,7 +50,7 @@ export class Web3Wrapper {
      * @return  The amount in units.
      */
     public static toUnitAmount(amount: BigNumber, decimals: number): BigNumber {
-        const aUnit = new BigNumber(10).pow(decimals);
+        const aUnit = new BigNumber(BASE_TEN).pow(decimals);
         const unit = amount.div(aUnit);
         return unit;
     }
@@ -61,7 +63,7 @@ export class Web3Wrapper {
      * @return  The amount in baseUnits.
      */
     public static toBaseUnitAmount(amount: BigNumber, decimals: number): BigNumber {
-        const unit = new BigNumber(10).pow(decimals);
+        const unit = new BigNumber(BASE_TEN).pow(decimals);
         const baseUnitAmount = amount.times(unit);
         const hasDecimals = baseUnitAmount.decimalPlaces() !== 0;
         if (hasDecimals) {
@@ -180,8 +182,8 @@ export class Web3Wrapper {
     public async doesContractExistAtAddressAsync(address: string): Promise<boolean> {
         const code = await promisify<string>(this._web3.eth.getCode)(address);
         // Regex matches 0x0, 0x00, 0x in order to accommodate poorly implemented clients
-        const codeIsEmpty = /^0x0{0,40}$/i.test(code);
-        return !codeIsEmpty;
+        const isCodeEmpty = /^0x0{0,40}$/i.test(code);
+        return !isCodeEmpty;
     }
     /**
      * Sign a message with a specific address's private key (`eth_sign`)
@@ -336,16 +338,16 @@ export class Web3Wrapper {
         pollingIntervalMs: number = 1000,
         timeoutMs?: number,
     ): Promise<TransactionReceiptWithDecodedLogs> {
-        let timeoutExceeded = false;
+        let wasTimeoutExceeded = false;
         if (timeoutMs) {
-            setTimeout(() => (timeoutExceeded = true), timeoutMs);
+            setTimeout(() => (wasTimeoutExceeded = true), timeoutMs);
         }
 
         const txReceiptPromise = new Promise(
             (resolve: (receipt: TransactionReceiptWithDecodedLogs) => void, reject) => {
                 const intervalId = intervalUtils.setAsyncExcludingInterval(
                     async () => {
-                        if (timeoutExceeded) {
+                        if (wasTimeoutExceeded) {
                             intervalUtils.clearAsyncExcludingInterval(intervalId);
                             return reject(Web3WrapperErrors.TransactionMiningTimeout);
                         }