ran linter

packages/utils/src/address_utils.ts

@@ -1,4 +1,4 @@
-import { addHexPrefix, stripHexPrefix, sha3 } from 'ethereumjs-util';
+import { addHexPrefix, sha3, stripHexPrefix } from 'ethereumjs-util';
 import * as jsSHA3 from 'js-sha3';
 import * as _ from 'lodash';
 
@@ -63,7 +63,8 @@ export const addressUtils = {
     generatePseudoRandomAddress(): string {
         const randomBigNum = addressUtils.generatePseudoRandomSalt();
         const randomBuff = sha3(randomBigNum.toString());
-        const randomAddress = `0x${randomBuff.slice(0, 20).toString('hex')}`;
+        const addressLengthInBytes = 20;
+        const randomAddress = `0x${randomBuff.slice(0, addressLengthInBytes).toString('hex')}`;
         return randomAddress;
     },
 };

packages/utils/src/transaction_decoder.ts

@@ -36,9 +36,11 @@ export class TransactionDecoder {
         deploymentInfos?: DeployedContractInfo[],
     ): void {
         // Disregard definitions that are not functions
+        // tslint:disable no-unnecessary-type-assertion
         const functionAbis = _.filter(abiDefinitions, abiEntry => {
             return abiEntry.type === 'function';
         }) as MethodAbi[];
+        // tslint:enable no-unnecessary-type-assertion
         // Record function ABI's
         _.each(functionAbis, functionAbi => {
             const abiEncoder = new AbiEncoder.Method(functionAbi);

packages/utils/test/transaction_decoder_test.ts

@@ -2,9 +2,10 @@ import * as chai from 'chai';
 import { MethodAbi } from 'ethereum-types';
 import 'mocha';
 
-import { chaiSetup } from './utils/chai_setup';
 import { AbiEncoder, TransactionDecoder } from '../src';
 
+import { chaiSetup } from './utils/chai_setup';
+
 chaiSetup.configure();
 const expect = chai.expect;