From 534a0d68362abb5a7e643852015c3496bead705c Mon Sep 17 00:00:00 2001
From: Leonid Logvinov <logvinov.leon@gmail.com>
Date: Mon, 11 Jun 2018 22:03:07 -0700
Subject: Fix typos

---
 packages/metacoin/README.md                  | 14 +++++++-------
 packages/metacoin/test/global_hooks.ts       |  2 +-
 packages/metacoin/test/metacoin_test.ts      |  1 +
 packages/metacoin/test/utils/web3_wrapper.ts |  4 ++--
 4 files changed, 11 insertions(+), 10 deletions(-)

diff --git a/packages/metacoin/README.md b/packages/metacoin/README.md
index 8f45154d7..15816cc67 100644
--- a/packages/metacoin/README.md
+++ b/packages/metacoin/README.md
@@ -1,14 +1,14 @@
 ## @0xproject/metacoin
 
-This is a small example project that server as a showroom/polygon for 0x dev tools.
-It suppports:
+This is an example project that demonstrates how the many Ethereum dev tools developed by 0x can be used in any Solidity/TS project.
+It supports:
 
 *   Compiling & testing smart contracts
-*   Typed contract wrappers
-*   Coverage
-*   Profiling
+*   Generating typed contract wrappers
+*   Solidity coverage
+*   Solidity gas profiling
 *   Running tests against Ganache
-*   Running tests against our fork of Geth that supports snapshots & time travel
+*   Running tests against our fork of Geth (it supports snapshotting & time travel)
 
 ## Contributing
 
@@ -81,7 +81,7 @@ yarn coverage:report:html
 
 ### Profiling
 
-Please note that traces emmited by ganache have incorrect gas costs so we recommend using Geth for profiling.
+Please note that traces emitted by ganache have incorrect gas costs so we recommend using Geth for profiling.
 
 ```bash
 TEST_PROVIDER=geth yarn test:profile
diff --git a/packages/metacoin/test/global_hooks.ts b/packages/metacoin/test/global_hooks.ts
index 4ab2ddc2f..7328531e4 100644
--- a/packages/metacoin/test/global_hooks.ts
+++ b/packages/metacoin/test/global_hooks.ts
@@ -3,7 +3,7 @@ import { env, EnvVars } from '@0xproject/dev-utils';
 import { coverage } from './utils/coverage';
 import { profiler } from './utils/profiler';
 
-after('generate coverage & profiler report', async () => {
+after('generate coverage || profiler report', async () => {
     if (env.parseBoolean(EnvVars.SolidityCoverage)) {
         const coverageSubprovider = coverage.getCoverageSubproviderSingleton();
         await coverageSubprovider.writeCoverageAsync();
diff --git a/packages/metacoin/test/metacoin_test.ts b/packages/metacoin/test/metacoin_test.ts
index 22e63eead..78de57a2a 100644
--- a/packages/metacoin/test/metacoin_test.ts
+++ b/packages/metacoin/test/metacoin_test.ts
@@ -10,6 +10,7 @@ import { MetacoinContract, TransferContractEventArgs } from '../src/contract_wra
 
 import { chaiSetup } from './utils/chai_setup';
 import { config } from './utils/config';
+// Comment out the next line enable profiling
 // import { profiler } from './utils/profiler';
 import { provider, web3Wrapper } from './utils/web3_wrapper';
 
diff --git a/packages/metacoin/test/utils/web3_wrapper.ts b/packages/metacoin/test/utils/web3_wrapper.ts
index c09f8d2df..9bc3d05ac 100644
--- a/packages/metacoin/test/utils/web3_wrapper.ts
+++ b/packages/metacoin/test/utils/web3_wrapper.ts
@@ -1,6 +1,6 @@
 import { env, EnvVars } from '@0xproject/dev-utils';
 import { GanacheSubprovider, prependSubprovider } from '@0xproject/subproviders';
-import { logUtils } from '@0xproject/utils';
+import { logUtils, errorUtils } from '@0xproject/utils';
 import { Web3Wrapper } from '@0xproject/web3-wrapper';
 import * as fs from 'fs';
 import ProviderEngine = require('web3-provider-engine');
@@ -27,7 +27,7 @@ switch (process.env.TEST_PROVIDER) {
         testProvider = ProviderType.Geth;
         break;
     default:
-        throw new Error(`Unknown TEST_PROVIDER: ${process.env.TEST_PROVIDER}`);
+        throw errorUtils.spawnSwitchErr('TEST_PROVIDER', process.env.TEST_PROVIDER);
 }
 
 export const provider = new ProviderEngine();
-- 
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