Merge branch 'development' into addExtraDocs

* development:
  Add changelog entry about pragma addition
  Add pragma above command-line script
  Keep console.log in monorepo-scripts
  Enable coverage for all other packages with tests
  Fix parallel coverage results reporting
  Fix linter issuesx
  Update CHANGELOGs
  Consolidate all console.log into the @0xproject/utils package

# Conflicts:
#	packages/deployer/package.json

58 files changed, 146 insertions, 139 deletions

diff --git a/packages/0x.js/CHANGELOG.md b/packages/0x.js/CHANGELOG.md
index 90d61a30f..78368d89b 100644
--- a/packages/0x.js/CHANGELOG.md
+++ b/packages/0x.js/CHANGELOG.md
@@ -1,5 +1,9 @@
 # CHANGELOG
 
+## v0.33.2 - _TBD, 2018_
+
+    * Consolidate all `console.log` calls into `logUtils` in the `@0xproject/utils` package (#452)
+
 ## v0.33.1 - _March 8, 2018_
 
     * Add missing EthersJs typescript typings as dependency
diff --git a/packages/0x.js/coverage/.gitkeep b/packages/0x.js/coverage/.gitkeep
new file mode 100644
index 000000000..e69de29bb
--- /dev/null
+++ b/packages/0x.js/coverage/.gitkeep
diff --git a/packages/0x.js/package.json b/packages/0x.js/package.json
index f99029b53..0cb01d352 100644
--- a/packages/0x.js/package.json
+++ b/packages/0x.js/package.json
@@ -19,10 +19,10 @@
         "upload_docs_json": "aws s3 cp generated_docs/index.json $S3_URL --profile 0xproject --grants read=uri=http://acs.amazonaws.com/groups/global/AllUsers --content-type application/json",
         "generate_contract_wrappers": "node ../abi-gen/lib/index.js --abis 'src/artifacts/@(Exchange|Token|TokenTransferProxy|EtherToken|TokenRegistry|DummyToken).json' --template ../contract_templates/contract.handlebars --partials '../contract_templates/partials/**/*.handlebars' --output src/contract_wrappers/generated --backend ethers && prettier --write 'src/contract_wrappers/generated/**.ts'",
         "lint": "tslint --project . 'src/**/*.ts' 'test/**/*.ts'",
-        "test:circleci": "run-s test:coverage report_test_coverage",
+        "test:circleci": "run-s test:coverage",
         "test": "run-s clean test:commonjs",
-        "test:coverage": "nyc npm run test --all",
-        "report_test_coverage": "nyc report --reporter=text-lcov | coveralls",
+        "test:coverage": "nyc npm run test --all && yarn coverage:report:lcov",
+        "coverage:report:lcov": "nyc report --reporter=text-lcov > coverage/lcov.info",
         "update_contracts": "for i in ${npm_package_config_artifacts}; do copyfiles -u 4 ../contracts/build/contracts/$i.json ../0x.js/src/artifacts; done;",
         "clean": "shx rm -rf _bundles lib test_temp scripts",
         "build:umd:prod": "NODE_ENV=production webpack",
@@ -68,7 +68,6 @@
         "chai-bignumber": "^2.0.1",
         "chai-typescript-typings": "^0.0.4",
         "copyfiles": "^1.2.0",
-        "coveralls": "^3.0.0",
         "dirty-chai": "^2.0.1",
         "json-loader": "^0.5.4",
         "mocha": "^4.0.1",
diff --git a/packages/0x.js/src/utils/utils.ts b/packages/0x.js/src/utils/utils.ts
index 74f2c5995..3e98de84f 100644
--- a/packages/0x.js/src/utils/utils.ts
+++ b/packages/0x.js/src/utils/utils.ts
@@ -17,10 +17,6 @@ export const utils = {
     bigNumberToBN(value: BigNumber) {
         return new BN(value.toString(), 10);
     },
-    consoleLog(message: string): void {
-        // tslint:disable-next-line: no-console
-        console.log(message);
-    },
     spawnSwitchErr(name: string, value: any): Error {
         return new Error(`Unexpected switch value: ${value} encountered for ${name}`);
     },
diff --git a/packages/abi-gen/CHANGELOG.md b/packages/abi-gen/CHANGELOG.md
index 90e82c632..e7581fb10 100644
--- a/packages/abi-gen/CHANGELOG.md
+++ b/packages/abi-gen/CHANGELOG.md
@@ -1,5 +1,9 @@
 # CHANGELOG
 
+## v0.2.5 - _TBD, 2018_
+
+    * Consolidate all `console.log` calls into `logUtils` in the `@0xproject/utils` package (#452)
+
 ## v0.2.4 - _March 4, 2018_
 
     * Add a `backend` parameter that allows you to specify the Ethereum library you use in your templates (`web3` or `ethers`). Ethers auto-converts small ints to numbers whereas Web3 doesn't. Defaults to `web3` (#413)
diff --git a/packages/abi-gen/src/index.ts b/packages/abi-gen/src/index.ts
index 7c29f7d1d..8932e4045 100644
--- a/packages/abi-gen/src/index.ts
+++ b/packages/abi-gen/src/index.ts
@@ -1,5 +1,6 @@
 #!/usr/bin/env node
 
+import { logUtils } from '@0xproject/utils';
 import chalk from 'chalk';
 import * as fs from 'fs';
 import { sync as globSync } from 'glob';
@@ -62,7 +63,7 @@ const args = yargs
 
 function registerPartials(partialsGlob: string) {
     const partialTemplateFileNames = globSync(partialsGlob);
-    utils.log(`Found ${chalk.green(`${partialTemplateFileNames.length}`)} ${chalk.bold('partial')} templates`);
+    logUtils.log(`Found ${chalk.green(`${partialTemplateFileNames.length}`)} ${chalk.bold('partial')} templates`);
     for (const partialTemplateFileName of partialTemplateFileNames) {
         const namedContent = utils.getNamedContent(partialTemplateFileName);
         Handlebars.registerPartial(namedContent.name, namedContent.content);
@@ -77,7 +78,7 @@ function writeOutputFile(name: string, renderedTsCode: string): void {
     }
     const filePath = `${args.output}/${fileName}.ts`;
     fs.writeFileSync(filePath, renderedTsCode);
-    utils.log(`Created: ${chalk.bold(filePath)}`);
+    logUtils.log(`Created: ${chalk.bold(filePath)}`);
 }
 
 Handlebars.registerHelper('parameterType', utils.solTypeToTsType.bind(utils, ParamKind.Input, args.backend));
@@ -91,17 +92,17 @@ const template = Handlebars.compile<ContextData>(mainTemplate.content);
 const abiFileNames = globSync(args.abis);
 
 if (_.isEmpty(abiFileNames)) {
-    utils.log(`${chalk.red(`No ABI files found.`)}`);
-    utils.log(`Please make sure you've passed the correct folder name and that the files have
+    logUtils.log(`${chalk.red(`No ABI files found.`)}`);
+    logUtils.log(`Please make sure you've passed the correct folder name and that the files have
                ${chalk.bold('*.json')} extensions`);
     process.exit(1);
 } else {
-    utils.log(`Found ${chalk.green(`${abiFileNames.length}`)} ${chalk.bold('ABI')} files`);
+    logUtils.log(`Found ${chalk.green(`${abiFileNames.length}`)} ${chalk.bold('ABI')} files`);
     mkdirp.sync(args.output);
 }
 for (const abiFileName of abiFileNames) {
     const namedContent = utils.getNamedContent(abiFileName);
-    utils.log(`Processing: ${chalk.bold(namedContent.name)}...`);
+    logUtils.log(`Processing: ${chalk.bold(namedContent.name)}...`);
     const parsedContent = JSON.parse(namedContent.content);
     let ABI;
     if (_.isArray(parsedContent)) {
@@ -112,8 +113,8 @@ for (const abiFileName of abiFileNames) {
         ABI = parsedContent.networks[args.networkId].abi; // 0x contracts package artifact
     }
     if (_.isUndefined(ABI)) {
-        utils.log(`${chalk.red(`ABI not found in ${abiFileName}.`)}`);
-        utils.log(
+        logUtils.log(`${chalk.red(`ABI not found in ${abiFileName}.`)}`);
+        logUtils.log(
             `Please make sure your ABI file is either an array with ABI entries or a truffle artifact or 0x deployer artifact`,
         );
         process.exit(1);
diff --git a/packages/abi-gen/src/utils.ts b/packages/abi-gen/src/utils.ts
index 3e4ff619a..c4520ade0 100644
--- a/packages/abi-gen/src/utils.ts
+++ b/packages/abi-gen/src/utils.ts
@@ -73,9 +73,6 @@ export const utils = {
     isObjectType(tsType: string): boolean {
         return /^{.*}$/.test(tsType);
     },
-    log(...args: any[]): void {
-        console.log(...args); // tslint:disable-line:no-console
-    },
     getPartialNameFromFileName(filename: string): string {
         const name = path.parse(filename).name;
         return name;
diff --git a/packages/assert/coverage/.gitkeep b/packages/assert/coverage/.gitkeep
new file mode 100644
index 000000000..e69de29bb
--- /dev/null
+++ b/packages/assert/coverage/.gitkeep
diff --git a/packages/assert/package.json b/packages/assert/package.json
index be5f4902d..0c8c64e16 100644
--- a/packages/assert/package.json
+++ b/packages/assert/package.json
@@ -12,7 +12,9 @@
         "run_mocha": "mocha lib/test/**/*_test.js",
         "prepublishOnly": "run-p build",
         "test": "run-s clean build run_mocha",
-        "test:circleci": "yarn test"
+        "test:coverage": "nyc npm run test --all && yarn coverage:report:lcov",
+        "coverage:report:lcov": "nyc report --reporter=text-lcov > coverage/lcov.info",
+        "test:circleci": "yarn test:coverage"
     },
     "license": "Apache-2.0",
     "repository": {
@@ -29,6 +31,7 @@
         "@types/lodash": "^4.14.86",
         "@types/mocha": "^2.2.42",
         "@types/valid-url": "^1.0.2",
+        "nyc": "^11.0.1",
         "chai": "^4.0.1",
         "chai-typescript-typings": "^0.0.4",
         "copyfiles": "^1.2.0",
diff --git a/packages/connect/coverage/.gitkeep b/packages/connect/coverage/.gitkeep
new file mode 100644
index 000000000..e69de29bb
--- /dev/null
+++ b/packages/connect/coverage/.gitkeep
diff --git a/packages/connect/package.json b/packages/connect/package.json
index 8b3b24fcd..e0478b42a 100644
--- a/packages/connect/package.json
+++ b/packages/connect/package.json
@@ -21,7 +21,9 @@
         "lint": "tslint --project . 'src/**/*.ts' 'test/**/*.ts'",
         "run_mocha": "mocha lib/test/**/*_test.js",
         "test": "run-s clean build copy_test_fixtures run_mocha",
-        "test:circleci": "yarn test"
+        "test:coverage": "nyc npm run test --all && yarn coverage:report:lcov",
+        "coverage:report:lcov": "nyc report --reporter=text-lcov > coverage/lcov.info",
+        "test:circleci": "yarn test:coverage"
     },
     "config": {
         "postpublish": {
@@ -62,6 +64,7 @@
         "@types/mocha": "^2.2.42",
         "@types/query-string": "^5.0.1",
         "@types/websocket": "^0.0.34",
+        "nyc": "^11.0.1",
         "async-child-process": "^1.1.1",
         "chai": "^4.0.1",
         "chai-as-promised": "^7.1.0",
diff --git a/packages/contracts/package.json b/packages/contracts/package.json
index b16ec3fd0..2bb3b2465 100644
--- a/packages/contracts/package.json
+++ b/packages/contracts/package.json
@@ -13,7 +13,7 @@
         "copy_artifacts": "copyfiles './src/artifacts/**/*' ./lib",
         "build": "tsc",
         "test": "run-s build run_mocha",
-        "test:coverage": "SOLIDITY_COVERAGE=true run-s build run_mocha coverage:report:text",
+        "test:coverage": "SOLIDITY_COVERAGE=true run-s build run_mocha coverage:report:text coverage:report:lcov",
         "run_mocha": "mocha 'lib/test/**/*.js' --timeout 100000 --bail --exit",
         "compile:comment": "Yarn workspaces do not link binaries correctly so we need to reference them directly https://github.com/yarnpkg/yarn/issues/3846",
         "compile": "node ../deployer/lib/src/cli.js compile --contracts ${npm_package_config_contracts} --contracts-dir src/contracts --artifacts-dir src/artifacts",
@@ -24,8 +24,7 @@
         "coverage:report:text": "istanbul report text",
         "coverage:report:html": "istanbul report html && open coverage/index.html",
         "coverage:report:lcov": "istanbul report lcov",
-        "coverage:report:coveralls": "yarn coverage:report:lcov && cat coverage/lcov.info | coveralls",
-        "test:circleci": "yarn test:coverage && yarn coverage:report:coveralls"
+        "test:circleci": "yarn test:coverage"
     },
     "config": {
         "contracts": "Exchange,DummyToken,ZRXToken,Token,WETH9,TokenTransferProxy,MultiSigWallet,MultiSigWalletWithTimeLock,MultiSigWalletWithTimeLockExceptRemoveAuthorizedAddress,MaliciousToken,TokenRegistry,Arbitrage,EtherDelta,AccountLevels"
@@ -54,7 +53,6 @@
         "chai-bignumber": "^2.0.1",
         "chai-typescript-typings": "^0.0.4",
         "copyfiles": "^1.2.0",
-        "coveralls": "^3.0.0",
         "dirty-chai": "^2.0.1",
         "ethers-typescript-typings": "^0.0.2",
         "mocha": "^4.0.1",
diff --git a/packages/deployer/CHANGELOG.md b/packages/deployer/CHANGELOG.md
index 4b4fd76c7..541e74ae0 100644
--- a/packages/deployer/CHANGELOG.md
+++ b/packages/deployer/CHANGELOG.md
@@ -10,6 +10,8 @@
     * Add `bytecode`, `runtime_bytecode`, `source_map`, `source_map_runtime` and `sources` fields to artifacts (#426)
     * Remove 0x-specific `migrate` command (#426)
     * Allow deployer to accept a provider instead of port and host. This makes it possible to run it with in-process ganache-core (#426)
+    * Consolidate all `console.log` calls into `logUtils` in the `@0xproject/utils` package (#452)
+    * Add `#!/usr/bin/env node` pragma above `cli.ts` script to fix command-line error.
 
 ## v0.2.0 - _March 4, 2018_
 
diff --git a/packages/deployer/coverage/.gitkeep b/packages/deployer/coverage/.gitkeep
new file mode 100644
index 000000000..e69de29bb
--- /dev/null
+++ b/packages/deployer/coverage/.gitkeep
diff --git a/packages/deployer/package.json b/packages/deployer/package.json
index d99f6a44a..64852e89d 100644
--- a/packages/deployer/package.json
+++ b/packages/deployer/package.json
@@ -8,11 +8,13 @@
         "build:watch": "tsc -w",
         "build": "yarn clean && copyfiles 'test/fixtures/contracts/**/*' ./lib && tsc && copyfiles -u 3 './lib/src/monorepo_scripts/**/*' ./scripts",
         "test": "npm run build; mocha lib/test/*_test.js",
+        "test:coverage": "nyc npm run test --all && yarn coverage:report:lcov",
+        "coverage:report:lcov": "nyc report --reporter=text-lcov > coverage/lcov.info",
         "compile": "npm run build; node lib/src/cli.js compile",
         "clean": "shx rm -rf lib scripts",
         "migrate": "npm run build; node lib/src/cli.js migrate",
         "lint": "tslint --project . 'src/**/*.ts' 'test/**/*.ts'",
-        "test:circleci": "yarn test",
+        "test:circleci": "yarn test:coverage",
         "docs:json": "typedoc --excludePrivate --excludeExternals --target ES5 --json $JSON_FILE_PATH $PROJECT_FILES",
         "upload_docs_json": "aws s3 cp generated_docs/index.json $S3_URL --profile 0xproject --grants read=uri=http://acs.amazonaws.com/groups/global/AllUsers --content-type application/json"
     },
@@ -45,6 +47,7 @@
         "@types/require-from-string": "^1.2.0",
         "chai": "^4.0.1",
         "copyfiles": "^1.2.0",
+        "nyc": "^11.0.1",
         "ethers-typescript-typings": "^0.0.2",
         "mocha": "^4.0.1",
         "shx": "^0.2.2",
diff --git a/packages/deployer/src/compiler.ts b/packages/deployer/src/compiler.ts
index ced8063db..83977709b 100644
--- a/packages/deployer/src/compiler.ts
+++ b/packages/deployer/src/compiler.ts
@@ -1,4 +1,4 @@
-import { promisify } from '@0xproject/utils';
+import { logUtils, promisify } from '@0xproject/utils';
 import * as ethUtil from 'ethereumjs-util';
 import * as fs from 'fs';
 import 'isomorphic-fetch';
@@ -59,9 +59,9 @@ export class Compiler {
                     };
                     const source = await fsWrapper.readFileAsync(contentPath, opts);
                     sources[fileName] = source;
-                    utils.consoleLog(`Reading ${fileName} source...`);
+                    logUtils.log(`Reading ${fileName} source...`);
                 } catch (err) {
-                    utils.consoleLog(`Could not find file at ${contentPath}`);
+                    logUtils.log(`Could not find file at ${contentPath}`);
                 }
             } else {
                 try {
@@ -71,7 +71,7 @@ export class Compiler {
                         ...nestedSources,
                     };
                 } catch (err) {
-                    utils.consoleLog(`${contentPath} is not a directory or ${constants.SOLIDITY_FILE_EXTENSION} file`);
+                    logUtils.log(`${contentPath} is not a directory or ${constants.SOLIDITY_FILE_EXTENSION} file`);
                 }
             }
         }
@@ -164,7 +164,7 @@ export class Compiler {
         });
         await Promise.all(_.map(fileNames, async fileName => this._compileContractAsync(fileName)));
         this._solcErrors.forEach(errMsg => {
-            utils.consoleLog(errMsg);
+            logUtils.log(errMsg);
         });
     }
     /**
@@ -195,7 +195,7 @@ export class Compiler {
         if (isCompilerAvailableLocally) {
             solcjs = fs.readFileSync(compilerBinFilename).toString();
         } else {
-            utils.consoleLog(`Downloading ${fullSolcVersion}...`);
+            logUtils.log(`Downloading ${fullSolcVersion}...`);
             const url = `${constants.BASE_COMPILER_URL}${fullSolcVersion}`;
             const response = await fetch(url);
             if (response.status !== 200) {
@@ -206,7 +206,7 @@ export class Compiler {
         }
         const solcInstance = solc.setupMethods(requireFromString(solcjs, compilerBinFilename));
 
-        utils.consoleLog(`Compiling ${fileName}...`);
+        logUtils.log(`Compiling ${fileName}...`);
         const source = this._contractSources[fileName];
         const input = {
             [fileName]: source,
@@ -270,7 +270,7 @@ export class Compiler {
         const artifactString = utils.stringifyWithFormatting(newArtifact);
         const currentArtifactPath = `${this._artifactsDir}/${contractName}.json`;
         await fsWrapper.writeFileAsync(currentArtifactPath, artifactString);
-        utils.consoleLog(`${fileName} artifact saved!`);
+        logUtils.log(`${fileName} artifact saved!`);
     }
     /**
      * Sets the source tree hash for a file and its dependencies.
@@ -323,7 +323,7 @@ export class Compiler {
      */
     private async _createArtifactsDirIfDoesNotExistAsync(): Promise<void> {
         if (!fsWrapper.doesPathExistSync(this._artifactsDir)) {
-            utils.consoleLog('Creating artifacts directory...');
+            logUtils.log('Creating artifacts directory...');
             await fsWrapper.mkdirAsync(this._artifactsDir);
         }
     }
@@ -344,7 +344,7 @@ export class Compiler {
             contractArtifact = JSON.parse(contractArtifactString);
             return contractArtifact;
         } catch (err) {
-            utils.consoleLog(`Artifact for ${fileName} does not exist`);
+            logUtils.log(`Artifact for ${fileName} does not exist`);
             return undefined;
         }
     }
diff --git a/packages/deployer/src/deployer.ts b/packages/deployer/src/deployer.ts
index 27c346524..6c247d328 100644
--- a/packages/deployer/src/deployer.ts
+++ b/packages/deployer/src/deployer.ts
@@ -1,4 +1,5 @@
 import { AbiType, TxData } from '@0xproject/types';
+import { logUtils } from '@0xproject/utils';
 import { Web3Wrapper } from '@0xproject/web3-wrapper';
 import * as _ from 'lodash';
 import * as Web3 from 'web3';
@@ -74,7 +75,7 @@ export class Deployer {
             );
         }
         const web3ContractInstance = await this._deployFromAbiAsync(abi, args, txData);
-        utils.consoleLog(`${contractName}.sol successfully deployed at ${web3ContractInstance.address}`);
+        logUtils.log(`${contractName}.sol successfully deployed at ${web3ContractInstance.address}`);
         const contractInstance = new Contract(web3ContractInstance, this._defaults);
         return contractInstance;
     }
@@ -107,7 +108,7 @@ export class Deployer {
                 if (err) {
                     reject(err);
                 } else if (_.isUndefined(res.address) && !_.isUndefined(res.transactionHash)) {
-                    utils.consoleLog(`transactionHash: ${res.transactionHash}`);
+                    logUtils.log(`transactionHash: ${res.transactionHash}`);
                 } else {
                     resolve(res);
                 }
diff --git a/packages/deployer/src/utils/utils.ts b/packages/deployer/src/utils/utils.ts
index 4390d8813..9b1e59f9d 100644
--- a/packages/deployer/src/utils/utils.ts
+++ b/packages/deployer/src/utils/utils.ts
@@ -1,9 +1,4 @@
 export const utils = {
-    consoleLog(message: string): void {
-        /* tslint:disable */
-        console.log(message);
-        /* tslint:enable */
-    },
     stringifyWithFormatting(obj: any): string {
         const jsonReplacer: null = null;
         const numberOfJsonSpaces = 4;
diff --git a/packages/dev-utils/coverage/.gitkeep b/packages/dev-utils/coverage/.gitkeep
new file mode 100644
index 000000000..e69de29bb
--- /dev/null
+++ b/packages/dev-utils/coverage/.gitkeep
diff --git a/packages/dev-utils/package.json b/packages/dev-utils/package.json
index f9fc4e619..bfe752982 100644
--- a/packages/dev-utils/package.json
+++ b/packages/dev-utils/package.json
@@ -8,8 +8,10 @@
         "build:watch": "tsc -w",
         "build": "tsc && copyfiles -u 3 './lib/src/monorepo_scripts/**/*' ./scripts",
         "test": "run-s clean build run_mocha",
-        "test:circleci": "yarn test",
+        "test:circleci": "yarn test:coverage",
         "run_mocha": "mocha lib/test/**/*_test.js --bail --exit",
+        "test:coverage": "nyc npm run test --all && yarn coverage:report:lcov",
+        "coverage:report:lcov": "nyc report --reporter=text-lcov > coverage/lcov.info",
         "clean": "shx rm -rf lib scripts",
         "lint": "tslint --project . 'src/**/*.ts' 'test/**/*.ts'"
     },
@@ -28,6 +30,7 @@
         "@0xproject/web3-wrapper": "^0.2.1",
         "@types/lodash": "^4.14.86",
         "@types/mocha": "^2.2.42",
+        "nyc": "^11.0.1",
         "chai": "^4.0.1",
         "chai-typescript-typings": "^0.0.4",
         "copyfiles": "^1.2.0",
diff --git a/packages/json-schemas/coverage/.gitkeep b/packages/json-schemas/coverage/.gitkeep
new file mode 100644
index 000000000..e69de29bb
--- /dev/null
+++ b/packages/json-schemas/coverage/.gitkeep
diff --git a/packages/json-schemas/package.json b/packages/json-schemas/package.json
index e775130cb..84ed0c209 100644
--- a/packages/json-schemas/package.json
+++ b/packages/json-schemas/package.json
@@ -8,7 +8,9 @@
         "build:watch": "tsc -w",
         "lint": "tslint --project . 'src/**/*.ts' 'test/**/*.ts'",
         "test": "run-s clean build run_mocha",
-        "test:circleci": "yarn test",
+        "test:coverage": "nyc npm run test --all && yarn coverage:report:lcov",
+        "coverage:report:lcov": "nyc report --reporter=text-lcov > coverage/lcov.info",
+        "test:circleci": "yarn test:coverage",
         "run_mocha": "mocha lib/test/**/*_test.js",
         "clean": "shx rm -rf _bundles lib test_temp scripts",
         "build": "tsc && copyfiles -u 3 './lib/src/monorepo_scripts/**/*' ./scripts"
@@ -34,6 +36,7 @@
         "@types/lodash.foreach": "^4.5.3",
         "@types/lodash.values": "^4.3.3",
         "@types/mocha": "^2.2.42",
+        "nyc": "^11.0.1",
         "chai": "^4.0.1",
         "chai-typescript-typings": "^0.0.4",
         "copyfiles": "^1.2.0",
diff --git a/packages/monorepo-scripts/src/deps_versions.ts b/packages/monorepo-scripts/src/deps_versions.ts
index 5c9a2d6ff..07292a160 100644
--- a/packages/monorepo-scripts/src/deps_versions.ts
+++ b/packages/monorepo-scripts/src/deps_versions.ts
@@ -5,6 +5,8 @@ import * as fs from 'fs';
 import { sync as globSync } from 'glob';
 import * as _ from 'lodash';
 
+import { utils } from './utils';
+
 interface Dependencies {
     [depName: string]: string;
 }
@@ -17,10 +19,6 @@ interface VersionsByDependency {
 
 const PACKAGE_JSON_GLOB = '../*/package.json';
 
-function log(...args: any[]) {
-    console.log(...args); // tslint:disable-line:no-console
-}
-
 function getDependencies(path: string): Dependencies {
     const file = fs.readFileSync(path).toString();
     const parsed = JSON.parse(file);
@@ -48,9 +46,9 @@ _.map(versionsByDependency, (versions: Versions, depName: string) => {
     if (_.uniq(_.values(versions)).length === 1) {
         delete versionsByDependency[depName];
     } else {
-        log(chalk.bold(depName));
+        utils.log(chalk.bold(depName));
         _.map(versions, (version: string, packageName: string) => {
-            log(`├── ${packageName} -> ${version}`);
+            utils.log(`├── ${packageName} -> ${version}`);
         });
     }
 });
diff --git a/packages/monorepo-scripts/tsconfig.json b/packages/monorepo-scripts/tsconfig.json
index c56d255d5..3d967d05f 100644
--- a/packages/monorepo-scripts/tsconfig.json
+++ b/packages/monorepo-scripts/tsconfig.json
@@ -3,5 +3,5 @@
     "compilerOptions": {
         "outDir": "lib"
     },
-    "include": ["./src/**/*"]
+    "include": ["./src/**/*", "../../node_modules/web3-typescript-typings/index.d.ts"]
 }
diff --git a/packages/react-docs/CHANGELOG.md b/packages/react-docs/CHANGELOG.md
index bd459cc77..a90cf19f0 100644
--- a/packages/react-docs/CHANGELOG.md
+++ b/packages/react-docs/CHANGELOG.md
@@ -1,5 +1,6 @@
 # CHANGELOG
 
-## v0.0.2 - _TBD_
+## v0.0.2 - _TBD, 2018_
 
     * Move example out into a separate sub-package
+    * Consolidate all `console.log` calls into `logUtils` in the `@0xproject/utils` package (#452)
diff --git a/packages/react-docs/package.json b/packages/react-docs/package.json
index a3e6b55d8..991af9a37 100644
--- a/packages/react-docs/package.json
+++ b/packages/react-docs/package.json
@@ -38,6 +38,7 @@
     },
     "dependencies": {
         "@0xproject/react-shared": "^0.0.1",
+        "@0xproject/utils": "^0.4.1",
         "basscss": "^8.0.3",
         "compare-versions": "^3.0.1",
         "lodash": "^4.17.4",
diff --git a/packages/react-docs/src/components/custom_enum.tsx b/packages/react-docs/src/components/custom_enum.tsx
index deb33ff1d..1fe55eedc 100644
--- a/packages/react-docs/src/components/custom_enum.tsx
+++ b/packages/react-docs/src/components/custom_enum.tsx
@@ -1,3 +1,4 @@
+import { logUtils } from '@0xproject/utils';
 import * as _ from 'lodash';
 import * as React from 'react';
 
@@ -16,7 +17,7 @@ export interface CustomEnumProps {
 export function CustomEnum(props: CustomEnumProps) {
     const type = props.type;
     if (!_.startsWith(type.defaultValue, STRING_ENUM_CODE_PREFIX)) {
-        utils.consoleLog('We do not yet support `Variable` types that are not strEnums');
+        logUtils.log('We do not yet support `Variable` types that are not strEnums');
         return null;
     }
     // Remove the prefix and postfix, leaving only the strEnum values without quotes.
diff --git a/packages/react-docs/src/utils/utils.ts b/packages/react-docs/src/utils/utils.ts
index 8e1a80a44..f8c1fefff 100644
--- a/packages/react-docs/src/utils/utils.ts
+++ b/packages/react-docs/src/utils/utils.ts
@@ -1,9 +1,4 @@
 export const utils = {
-    consoleLog(message: string) {
-        /* tslint:disable */
-        console.log(message);
-        /* tslint:enable */
-    },
     spawnSwitchErr(name: string, value: any) {
         return new Error(`Unexpected switch value: ${value} encountered for ${name}`);
     },
diff --git a/packages/sra-report/CHANGELOG.md b/packages/sra-report/CHANGELOG.md
index 43b92d58a..ede98a60f 100644
--- a/packages/sra-report/CHANGELOG.md
+++ b/packages/sra-report/CHANGELOG.md
@@ -1,3 +1,7 @@
 # CHANGELOG
 
+## v0.0.2 - _TBD, 2018_
+
+    * Consolidate all `console.log` calls into `logUtils` in the `@0xproject/utils` package (#452)
+
 ## v0.0.1 - _March 8, 2018_
diff --git a/packages/sra-report/src/index.ts b/packages/sra-report/src/index.ts
index d23549916..e9d55ab9b 100644
--- a/packages/sra-report/src/index.ts
+++ b/packages/sra-report/src/index.ts
@@ -1,7 +1,7 @@
 #!/usr/bin/env node
 import { assert } from '@0xproject/assert';
 import { Schema, schemas } from '@0xproject/json-schemas';
-import { promisify } from '@0xproject/utils';
+import { logUtils, promisify } from '@0xproject/utils';
 import chalk from 'chalk';
 import * as _ from 'lodash';
 import * as newman from 'newman';
@@ -10,7 +10,6 @@ import * as yargs from 'yargs';
 import * as sraReportCollectionJSON from '../postman_configs/collections/sra_report.postman_collection.json';
 
 import { postmanEnvironmentFactory } from './postman_environment_factory';
-import { utils } from './utils';
 
 const newmanRunAsync = promisify<void>(newman.run);
 const DEFAULT_NETWORK_ID = 1;
@@ -66,12 +65,12 @@ const args = yargs
 try {
     assert.isWebUri('args', args.endpointUrl);
 } catch (err) {
-    utils.log(`${chalk.red(`Invalid url format:`)} ${args.endpointUrl}`);
+    logUtils.log(`${chalk.red(`Invalid url format:`)} ${args.endpointUrl}`);
     process.exit(1);
 }
 if (!_.includes(SUPPORTED_NETWORK_IDS, args.networkId)) {
-    utils.log(`${chalk.red(`Unsupported network id:`)} ${args.networkId}`);
-    utils.log(`${chalk.bold(`Supported network ids:`)} ${SUPPORTED_NETWORK_IDS}`);
+    logUtils.log(`${chalk.red(`Unsupported network id:`)} ${args.networkId}`);
+    logUtils.log(`${chalk.bold(`Supported network ids:`)} ${SUPPORTED_NETWORK_IDS}`);
     process.exit(1);
 }
 const mainAsync = async () => {
@@ -99,4 +98,4 @@ const mainAsync = async () => {
     };
     await newmanRunAsync(newmanRunOptions);
 };
-mainAsync().catch(utils.log);
+mainAsync().catch(logUtils.log);
diff --git a/packages/sra-report/src/postman_environment_factory.ts b/packages/sra-report/src/postman_environment_factory.ts
index ffac7ac2e..530cacb07 100644
--- a/packages/sra-report/src/postman_environment_factory.ts
+++ b/packages/sra-report/src/postman_environment_factory.ts
@@ -1,6 +1,7 @@
 import { SignedOrder, ZeroEx } from '0x.js';
 import { HttpClient } from '@0xproject/connect';
 import { Schema, schemas as schemasByName } from '@0xproject/json-schemas';
+import { logUtils } from '@0xproject/utils';
 import chalk from 'chalk';
 import * as _ from 'lodash';
 
@@ -8,7 +9,6 @@ import { addresses as kovanAddresses } from './contract_addresses/kovan_addresse
 import { addresses as mainnetAddresses } from './contract_addresses/mainnet_addresses';
 import { addresses as rinkebyAddresses } from './contract_addresses/rinkeby_addresses';
 import { addresses as ropstenAddresses } from './contract_addresses/ropsten_addresses';
-import { utils } from './utils';
 
 const ENVIRONMENT_NAME = 'SRA Report';
 
@@ -81,7 +81,7 @@ async function createOrderEnvironmentValuesAsync(url: string) {
             createEnvironmentValue('orderHash', ZeroEx.getOrderHashHex(orderIfExists)),
         ];
     } else {
-        utils.log(`${chalk.red(`No orders from /orders found`)}`);
+        logUtils.log(`${chalk.red(`No orders from /orders found`)}`);
         return [
             createEnvironmentValue('order', ''),
             createEnvironmentValue('orderMaker', ''),
diff --git a/packages/subproviders/coverage/.gitkeep b/packages/subproviders/coverage/.gitkeep
new file mode 100644
index 000000000..e69de29bb
--- /dev/null
+++ b/packages/subproviders/coverage/.gitkeep
diff --git a/packages/subproviders/package.json b/packages/subproviders/package.json
index 24dd4fb8f..58b518079 100644
--- a/packages/subproviders/package.json
+++ b/packages/subproviders/package.json
@@ -12,7 +12,9 @@
         "run_mocha_unit": "mocha lib/test/unit/**/*_test.js --timeout 10000 --bail --exit",
         "run_mocha_integration": "mocha lib/test/integration/**/*_test.js --timeout 10000 --bail --exit",
         "test": "npm run test:unit",
-        "test:circleci": "npm run test:unit",
+        "test:unit:coverage": "nyc npm run test:unit --all && yarn coverage:report:lcov",
+        "coverage:report:lcov": "nyc report --reporter=text-lcov > coverage/lcov.info",
+        "test:circleci": "npm run test:unit:coverage",
         "test:all": "run-s test:unit test:integration",
         "test:unit": "run-s clean build run_mocha_unit",
         "test:integration": "run-s clean build run_mocha_integration"
@@ -42,6 +44,7 @@
         "@types/lodash": "^4.14.86",
         "@types/mocha": "^2.2.42",
         "@types/node": "^8.0.53",
+        "nyc": "^11.0.1",
         "chai": "^4.0.1",
         "chai-as-promised": "^7.1.0",
         "chai-as-promised-typescript-typings": "^0.0.10",
diff --git a/packages/testnet-faucets/src/ts/dispatch_queue.ts b/packages/testnet-faucets/src/ts/dispatch_queue.ts
index 672511619..2dbeeba7a 100644
--- a/packages/testnet-faucets/src/ts/dispatch_queue.ts
+++ b/packages/testnet-faucets/src/ts/dispatch_queue.ts
@@ -1,8 +1,7 @@
-import { intervalUtils } from '@0xproject/utils';
+import { intervalUtils, logUtils } from '@0xproject/utils';
 import * as _ from 'lodash';
 
 import { errorReporter } from './error_reporter';
-import { utils } from './utils';
 
 const MAX_QUEUE_SIZE = 500;
 const DEFAULT_QUEUE_INTERVAL_MS = 1000;
@@ -45,7 +44,7 @@ export class DispatchQueue {
             },
             this._queueIntervalMs,
             (err: Error) => {
-                utils.consoleLog(`Unexpected err: ${err} - ${JSON.stringify(err)}`);
+                logUtils.log(`Unexpected err: ${err} - ${JSON.stringify(err)}`);
                 // tslint:disable-next-line:no-floating-promises
                 errorReporter.reportAsync(err);
             },
diff --git a/packages/testnet-faucets/src/ts/dispense_asset_tasks.ts b/packages/testnet-faucets/src/ts/dispense_asset_tasks.ts
index 56b0a9e45..99f1bad36 100644
--- a/packages/testnet-faucets/src/ts/dispense_asset_tasks.ts
+++ b/packages/testnet-faucets/src/ts/dispense_asset_tasks.ts
@@ -1,11 +1,10 @@
 import { ZeroEx } from '0x.js';
-import { BigNumber, promisify } from '@0xproject/utils';
+import { BigNumber, logUtils, promisify } from '@0xproject/utils';
 import * as _ from 'lodash';
 import * as Web3 from 'web3';
 
 import { configs } from './configs';
 import { errorReporter } from './error_reporter';
-import { utils } from './utils';
 
 const DISPENSE_AMOUNT_ETHER = 0.1;
 const DISPENSE_AMOUNT_TOKEN = 0.1;
@@ -15,11 +14,11 @@ const DISPENSE_MAX_AMOUNT_ETHER = 2;
 export const dispenseAssetTasks = {
     dispenseEtherTask(recipientAddress: string, web3: Web3) {
         return async () => {
-            utils.consoleLog(`Processing ETH ${recipientAddress}`);
+            logUtils.log(`Processing ETH ${recipientAddress}`);
             const userBalance = await promisify<BigNumber>(web3.eth.getBalance)(recipientAddress);
             const maxAmountInWei = new BigNumber(web3.toWei(DISPENSE_MAX_AMOUNT_ETHER, 'ether'));
             if (userBalance.greaterThanOrEqualTo(maxAmountInWei)) {
-                utils.consoleLog(
+                logUtils.log(
                     `User exceeded ETH balance maximum (${maxAmountInWei}) ${recipientAddress} ${userBalance} `,
                 );
                 return;
@@ -30,12 +29,12 @@ export const dispenseAssetTasks = {
                 to: recipientAddress,
                 value: web3.toWei(DISPENSE_AMOUNT_ETHER, 'ether'),
             });
-            utils.consoleLog(`Sent ${DISPENSE_AMOUNT_ETHER} ETH to ${recipientAddress} tx: ${txHash}`);
+            logUtils.log(`Sent ${DISPENSE_AMOUNT_ETHER} ETH to ${recipientAddress} tx: ${txHash}`);
         };
     },
     dispenseTokenTask(recipientAddress: string, tokenSymbol: string, zeroEx: ZeroEx) {
         return async () => {
-            utils.consoleLog(`Processing ${tokenSymbol} ${recipientAddress}`);
+            logUtils.log(`Processing ${tokenSymbol} ${recipientAddress}`);
             const amountToDispense = new BigNumber(DISPENSE_AMOUNT_TOKEN);
             const token = await zeroEx.tokenRegistry.getTokenBySymbolIfExistsAsync(tokenSymbol);
             if (_.isUndefined(token)) {
@@ -48,7 +47,7 @@ export const dispenseAssetTasks = {
                 token.decimals,
             );
             if (userBalanceBaseUnits.greaterThanOrEqualTo(maxAmountBaseUnits)) {
-                utils.consoleLog(
+                logUtils.log(
                     `User exceeded token balance maximum (${maxAmountBaseUnits}) ${recipientAddress} ${userBalanceBaseUnits} `,
                 );
                 return;
@@ -59,7 +58,7 @@ export const dispenseAssetTasks = {
                 recipientAddress,
                 baseUnitAmount,
             );
-            utils.consoleLog(`Sent ${amountToDispense} ZRX to ${recipientAddress} tx: ${txHash}`);
+            logUtils.log(`Sent ${amountToDispense} ZRX to ${recipientAddress} tx: ${txHash}`);
         };
     },
 };
diff --git a/packages/testnet-faucets/src/ts/error_reporter.ts b/packages/testnet-faucets/src/ts/error_reporter.ts
index 7fd76bde5..f0f3ca679 100644
--- a/packages/testnet-faucets/src/ts/error_reporter.ts
+++ b/packages/testnet-faucets/src/ts/error_reporter.ts
@@ -1,8 +1,8 @@
+import { logUtils } from '@0xproject/utils';
 import * as express from 'express';
 import rollbar = require('rollbar');
 
 import { configs } from './configs';
-import { utils } from './utils';
 
 export const errorReporter = {
     setup() {
@@ -11,7 +11,7 @@ export const errorReporter = {
         });
         rollbar.handleUncaughtExceptions(configs.ROLLBAR_ACCESS_KEY);
         process.on('unhandledRejection', async (err: Error) => {
-            utils.consoleLog(`Uncaught exception ${err}. Stack: ${err.stack}`);
+            logUtils.log(`Uncaught exception ${err}. Stack: ${err.stack}`);
             await this.reportAsync(err);
             process.exit(1);
         });
@@ -23,7 +23,7 @@ export const errorReporter = {
         return new Promise((resolve, reject) => {
             rollbar.handleError(err, req, (rollbarErr: Error) => {
                 if (rollbarErr) {
-                    utils.consoleLog(`Error reporting to rollbar, ignoring: ${rollbarErr}`);
+                    logUtils.log(`Error reporting to rollbar, ignoring: ${rollbarErr}`);
                     reject(rollbarErr);
                 } else {
                     resolve();
diff --git a/packages/testnet-faucets/src/ts/handler.ts b/packages/testnet-faucets/src/ts/handler.ts
index 5f6ada186..f9ac484de 100644
--- a/packages/testnet-faucets/src/ts/handler.ts
+++ b/packages/testnet-faucets/src/ts/handler.ts
@@ -1,5 +1,5 @@
 import { Order, SignedOrder, ZeroEx } from '0x.js';
-import { BigNumber } from '@0xproject/utils';
+import { BigNumber, logUtils } from '@0xproject/utils';
 import * as express from 'express';
 import * as _ from 'lodash';
 import * as Web3 from 'web3';
@@ -19,7 +19,6 @@ import { DispatchQueue } from './dispatch_queue';
 import { dispenseAssetTasks } from './dispense_asset_tasks';
 import { idManagement } from './id_management';
 import { rpcUrls } from './rpc_urls';
-import { utils } from './utils';
 
 interface NetworkConfig {
     dispatchQueue: DispatchQueue;
@@ -118,7 +117,7 @@ export class Handler {
             res.status(503).send('QUEUE_IS_FULL');
             return;
         }
-        utils.consoleLog(`Added ${recipient} to queue: ${requestedAssetType} networkId: ${networkId}`);
+        logUtils.log(`Added ${recipient} to queue: ${requestedAssetType} networkId: ${networkId}`);
         res.status(200).end();
     }
     private async _dispenseOrder(req: express.Request, res: express.Response, requestedAssetType: RequestedAssetType) {
@@ -163,7 +162,7 @@ export class Handler {
         };
         const signedOrderHash = ZeroEx.getOrderHashHex(signedOrder);
         const payload = JSON.stringify(signedOrder);
-        utils.consoleLog(`Dispensed signed order: ${payload}`);
+        logUtils.log(`Dispensed signed order: ${payload}`);
         res.status(200).send(payload);
     }
 }
diff --git a/packages/testnet-faucets/src/ts/parameter_transformer.ts b/packages/testnet-faucets/src/ts/parameter_transformer.ts
index c5711d462..2630a5e0b 100644
--- a/packages/testnet-faucets/src/ts/parameter_transformer.ts
+++ b/packages/testnet-faucets/src/ts/parameter_transformer.ts
@@ -4,7 +4,6 @@ import * as _ from 'lodash';
 
 import { configs } from './configs';
 import { rpcUrls } from './rpc_urls';
-import { utils } from './utils';
 
 const DEFAULT_NETWORK_ID = 42; // kovan
 
diff --git a/packages/testnet-faucets/src/ts/utils.ts b/packages/testnet-faucets/src/ts/utils.ts
deleted file mode 100644
index 893f82ca3..000000000
--- a/packages/testnet-faucets/src/ts/utils.ts
+++ /dev/null
@@ -1,7 +0,0 @@
-export const utils = {
-    consoleLog(message: string) {
-        /* tslint:disable */
-        console.log(message);
-        /* tslint:enable */
-    },
-};
diff --git a/packages/testnet-faucets/tsconfig.json b/packages/testnet-faucets/tsconfig.json
index 5deaaebe6..237f62169 100644
--- a/packages/testnet-faucets/tsconfig.json
+++ b/packages/testnet-faucets/tsconfig.json
@@ -6,6 +6,7 @@
     },
     "include": [
         "./src/ts/**/*",
+        "../../node_modules/ethers-typescript-typings/index.d.ts",
         "../../node_modules/types-bn/index.d.ts",
         "../../node_modules/types-ethereumjs-util/index.d.ts",
         "../../node_modules/web3-typescript-typings/index.d.ts"
diff --git a/packages/utils/CHANGELOG.md b/packages/utils/CHANGELOG.md
index bf9cf53b4..5488d4f8c 100644
--- a/packages/utils/CHANGELOG.md
+++ b/packages/utils/CHANGELOG.md
@@ -1,5 +1,9 @@
 # CHANGELOG
 
+## v0.4.1 - _TBD, 2018_
+
+    * Consolidate all `console.log` calls into `logUtils` in the `@0xproject/utils` package (#452)
+
 ## v0.4.0 - _March 4, 2018_
 
     * Use `ethers-contracts` as a backend to decode event args (#413)
diff --git a/packages/utils/src/index.ts b/packages/utils/src/index.ts
index 39dede41f..debcce746 100644
--- a/packages/utils/src/index.ts
+++ b/packages/utils/src/index.ts
@@ -4,3 +4,4 @@ export { classUtils } from './class_utils';
 export { intervalUtils } from './interval_utils';
 export { BigNumber } from './configured_bignumber';
 export { AbiDecoder } from './abi_decoder';
+export { logUtils } from './log_utils';
diff --git a/packages/sra-report/src/utils.ts b/packages/utils/src/log_utils.ts
index 5423cabd9..d0f0e34c9 100644
--- a/packages/sra-report/src/utils.ts
+++ b/packages/utils/src/log_utils.ts
@@ -1,4 +1,4 @@
-export const utils = {
+export const logUtils = {
     log(...args: any[]): void {
         console.log(...args); // tslint:disable-line:no-console
     },
diff --git a/packages/website/ts/blockchain.ts b/packages/website/ts/blockchain.ts
index c92023541..a3427baee 100644
--- a/packages/website/ts/blockchain.ts
+++ b/packages/website/ts/blockchain.ts
@@ -23,7 +23,7 @@ import {
     LedgerWalletSubprovider,
     RedundantRPCSubprovider,
 } from '@0xproject/subproviders';
-import { BigNumber, intervalUtils, promisify } from '@0xproject/utils';
+import { BigNumber, intervalUtils, logUtils, promisify } from '@0xproject/utils';
 import { Web3Wrapper } from '@0xproject/web3-wrapper';
 import * as _ from 'lodash';
 import * as React from 'react';
@@ -405,7 +405,7 @@ export class Blockchain {
                 },
                 5000,
                 (err: Error) => {
-                    utils.consoleLog(`Polling tokenBalance failed: ${err}`);
+                    logUtils.log(`Polling tokenBalance failed: ${err}`);
                     intervalUtils.clearAsyncExcludingInterval(tokenPollInterval);
                     reject(err);
                 },
@@ -822,7 +822,7 @@ export class Blockchain {
         if (!_.isUndefined(contractAddress)) {
             const doesContractExist = await this.doesContractExistAtAddressAsync(contractAddress);
             if (!doesContractExist) {
-                utils.consoleLog(`Contract does not exist: ${artifact.contract_name} at ${contractAddress}`);
+                logUtils.log(`Contract does not exist: ${artifact.contract_name} at ${contractAddress}`);
                 throw new Error(BlockchainCallErrs.ContractDoesNotExist);
             }
         }
@@ -832,7 +832,7 @@ export class Blockchain {
             return contractInstance;
         } catch (err) {
             const errMsg = `${err}`;
-            utils.consoleLog(`Notice: Error encountered: ${err} ${err.stack}`);
+            logUtils.log(`Notice: Error encountered: ${err} ${err.stack}`);
             if (_.includes(errMsg, 'not been deployed to detected network')) {
                 throw new Error(BlockchainCallErrs.ContractDoesNotExist);
             } else {
diff --git a/packages/website/ts/blockchain_watcher.ts b/packages/website/ts/blockchain_watcher.ts
index d3801cef4..2712b2c04 100644
--- a/packages/website/ts/blockchain_watcher.ts
+++ b/packages/website/ts/blockchain_watcher.ts
@@ -1,4 +1,4 @@
-import { BigNumber, intervalUtils, promisify } from '@0xproject/utils';
+import { BigNumber, intervalUtils, logUtils, promisify } from '@0xproject/utils';
 import { Web3Wrapper } from '@0xproject/web3-wrapper';
 import * as _ from 'lodash';
 import { Dispatcher } from 'ts/redux/dispatcher';
@@ -87,7 +87,7 @@ export class BlockchainWatcher {
             },
             5000,
             (err: Error) => {
-                utils.consoleLog(`Watching network and balances failed: ${err.stack}`);
+                logUtils.log(`Watching network and balances failed: ${err.stack}`);
                 this._stopEmittingNetworkConnectionAndUserBalanceStateAsync();
             },
         );
diff --git a/packages/website/ts/components/dialogs/ledger_config_dialog.tsx b/packages/website/ts/components/dialogs/ledger_config_dialog.tsx
index 87b75ed95..d7190c0bb 100644
--- a/packages/website/ts/components/dialogs/ledger_config_dialog.tsx
+++ b/packages/website/ts/components/dialogs/ledger_config_dialog.tsx
@@ -1,6 +1,6 @@
 import { ZeroEx } from '0x.js';
 import { colors, constants as sharedConstants } from '@0xproject/react-shared';
-import { BigNumber } from '@0xproject/utils';
+import { BigNumber, logUtils } from '@0xproject/utils';
 import * as _ from 'lodash';
 import Dialog from 'material-ui/Dialog';
 import FlatButton from 'material-ui/FlatButton';
@@ -239,7 +239,7 @@ export class LedgerConfigDialog extends React.Component<LedgerConfigDialogProps,
                 addressBalances.push(balanceInWei);
             }
         } catch (err) {
-            utils.consoleLog(`Ledger error: ${JSON.stringify(err)}`);
+            logUtils.log(`Ledger error: ${JSON.stringify(err)}`);
             this.setState({
                 connectionErrMsg: 'Failed to connect. Follow the instructions and try again.',
             });
@@ -265,7 +265,7 @@ export class LedgerConfigDialog extends React.Component<LedgerConfigDialogProps,
     private async _onConnectLedgerClickAsync() {
         const isU2FSupported = await utils.isU2FSupportedAsync();
         if (!isU2FSupported) {
-            utils.consoleLog(`U2F not supported in this browser`);
+            logUtils.log(`U2F not supported in this browser`);
             this.setState({
                 connectionErrMsg: 'U2F not supported by this browser. Try using Chrome.',
             });
diff --git a/packages/website/ts/components/eth_weth_conversion_button.tsx b/packages/website/ts/components/eth_weth_conversion_button.tsx
index 8e13d0aae..586d260fb 100644
--- a/packages/website/ts/components/eth_weth_conversion_button.tsx
+++ b/packages/website/ts/components/eth_weth_conversion_button.tsx
@@ -1,5 +1,5 @@
 import { ZeroEx } from '0x.js';
-import { BigNumber } from '@0xproject/utils';
+import { BigNumber, logUtils } from '@0xproject/utils';
 import * as _ from 'lodash';
 import RaisedButton from 'material-ui/RaisedButton';
 import * as React from 'react';
@@ -111,8 +111,8 @@ export class EthWethConversionButton extends React.Component<
             if (_.includes(errMsg, BlockchainCallErrs.UserHasNoAssociatedAddresses)) {
                 this.props.dispatcher.updateShouldBlockchainErrDialogBeOpen(true);
             } else if (!utils.didUserDenyWeb3Request(errMsg)) {
-                utils.consoleLog(`Unexpected error encountered: ${err}`);
-                utils.consoleLog(err.stack);
+                logUtils.log(`Unexpected error encountered: ${err}`);
+                logUtils.log(err.stack);
                 const errorMsg =
                     direction === Side.Deposit
                         ? 'Failed to wrap your ETH. Please try again.'
diff --git a/packages/website/ts/components/fill_order.tsx b/packages/website/ts/components/fill_order.tsx
index f1eee3e89..a6144bd6b 100644
--- a/packages/website/ts/components/fill_order.tsx
+++ b/packages/website/ts/components/fill_order.tsx
@@ -1,6 +1,6 @@
 import { Order as ZeroExOrder, ZeroEx } from '0x.js';
 import { colors, constants as sharedConstants } from '@0xproject/react-shared';
-import { BigNumber } from '@0xproject/utils';
+import { BigNumber, logUtils } from '@0xproject/utils';
 import * as accounting from 'accounting';
 import * as _ from 'lodash';
 import { Card, CardHeader, CardText } from 'material-ui/Card';
@@ -403,7 +403,7 @@ export class FillOrder extends React.Component<FillOrderProps, FillOrderState> {
             const validationResult = validator.validate(order, portalOrderSchema);
             if (validationResult.errors.length > 0) {
                 orderJSONErrMsg = 'Submitted order JSON is not a valid order';
-                utils.consoleLog(`Unexpected order JSON validation error: ${validationResult.errors.join(', ')}`);
+                logUtils.log(`Unexpected order JSON validation error: ${validationResult.errors.join(', ')}`);
                 return;
             }
             parsedOrder = order;
@@ -448,7 +448,7 @@ export class FillOrder extends React.Component<FillOrderProps, FillOrderState> {
                 this.props.dispatcher.updateUserSuppliedOrderCache(parsedOrder);
             }
         } catch (err) {
-            utils.consoleLog(`Validate order err: ${err}`);
+            logUtils.log(`Validate order err: ${err}`);
             if (!_.isEmpty(orderJSON)) {
                 orderJSONErrMsg = 'Submitted order JSON is not valid JSON';
             }
@@ -564,7 +564,7 @@ export class FillOrder extends React.Component<FillOrderProps, FillOrderState> {
                 return;
             }
             globalErrMsg = 'Failed to fill order, please refresh and try again';
-            utils.consoleLog(`${err}`);
+            logUtils.log(`${err}`);
             this.setState({
                 globalErrMsg,
             });
@@ -635,7 +635,7 @@ export class FillOrder extends React.Component<FillOrderProps, FillOrderState> {
             }
             analytics.logEvent('Portal', 'Cancel Order Failure', eventLabel, parsedOrder.signedOrder.makerTokenAmount);
             globalErrMsg = 'Failed to cancel order, please refresh and try again';
-            utils.consoleLog(`${err}`);
+            logUtils.log(`${err}`);
             this.setState({
                 globalErrMsg,
             });
diff --git a/packages/website/ts/components/generate_order/generate_order_form.tsx b/packages/website/ts/components/generate_order/generate_order_form.tsx
index 559acd1d6..eb76cb529 100644
--- a/packages/website/ts/components/generate_order/generate_order_form.tsx
+++ b/packages/website/ts/components/generate_order/generate_order_form.tsx
@@ -1,6 +1,6 @@
 import { ECSignature, Order, ZeroEx } from '0x.js';
 import { colors, constants as sharedConstants } from '@0xproject/react-shared';
-import { BigNumber } from '@0xproject/utils';
+import { BigNumber, logUtils } from '@0xproject/utils';
 import * as _ from 'lodash';
 import Dialog from 'material-ui/Dialog';
 import Divider from 'material-ui/Divider';
@@ -326,7 +326,7 @@ export class GenerateOrderForm extends React.Component<GenerateOrderFormProps, G
             const validationResult = validator.validate(order, portalOrderSchema);
             if (validationResult.errors.length > 0) {
                 globalErrMsg = 'Order signing failed. Please refresh and try again';
-                utils.consoleLog(`Unexpected error occured: Order validation failed:
+                logUtils.log(`Unexpected error occured: Order validation failed:
                                   ${validationResult.errors}`);
             }
         } catch (err) {
@@ -335,8 +335,8 @@ export class GenerateOrderForm extends React.Component<GenerateOrderFormProps, G
                 globalErrMsg = 'User denied sign request';
             } else {
                 globalErrMsg = 'An unexpected error occured. Please try refreshing the page';
-                utils.consoleLog(`Unexpected error occured: ${err}`);
-                utils.consoleLog(err.stack);
+                logUtils.log(`Unexpected error occured: ${err}`);
+                logUtils.log(err.stack);
                 await errorReporter.reportAsync(err);
             }
         }
diff --git a/packages/website/ts/components/inputs/allowance_toggle.tsx b/packages/website/ts/components/inputs/allowance_toggle.tsx
index e548bfc82..da6f900e6 100644
--- a/packages/website/ts/components/inputs/allowance_toggle.tsx
+++ b/packages/website/ts/components/inputs/allowance_toggle.tsx
@@ -1,5 +1,5 @@
 import { constants as sharedConstants } from '@0xproject/react-shared';
-import { BigNumber } from '@0xproject/utils';
+import { BigNumber, logUtils } from '@0xproject/utils';
 import * as _ from 'lodash';
 import Toggle from 'material-ui/Toggle';
 import * as React from 'react';
@@ -93,8 +93,8 @@ export class AllowanceToggle extends React.Component<AllowanceToggleProps, Allow
             if (utils.didUserDenyWeb3Request(errMsg)) {
                 return;
             }
-            utils.consoleLog(`Unexpected error encountered: ${err}`);
-            utils.consoleLog(err.stack);
+            logUtils.log(`Unexpected error encountered: ${err}`);
+            logUtils.log(err.stack);
             this.props.onErrorOccurred(BalanceErrs.allowanceSettingFailed);
             await errorReporter.reportAsync(err);
         }
diff --git a/packages/website/ts/components/order_json.tsx b/packages/website/ts/components/order_json.tsx
index a5dd9ebc1..02b88b888 100644
--- a/packages/website/ts/components/order_json.tsx
+++ b/packages/website/ts/components/order_json.tsx
@@ -1,5 +1,5 @@
 import { ECSignature } from '0x.js';
-import { BigNumber } from '@0xproject/utils';
+import { BigNumber, logUtils } from '@0xproject/utils';
 import * as _ from 'lodash';
 import Paper from 'material-ui/Paper';
 import TextField from 'material-ui/TextField';
@@ -153,7 +153,7 @@ You can see and fill it here: ${this.state.shareLink}`);
         const bodyObj = JSON.parse(responseBody);
         if (response.status !== 200 || bodyObj.status_code !== 200) {
             // TODO: Show error message in UI
-            utils.consoleLog(`Unexpected status code: ${response.status} -> ${responseBody}`);
+            logUtils.log(`Unexpected status code: ${response.status} -> ${responseBody}`);
             await errorReporter.reportAsync(new Error(`Bitly returned non-200: ${JSON.stringify(response)}`));
             return '';
         }
diff --git a/packages/website/ts/components/portal.tsx b/packages/website/ts/components/portal.tsx
index 7df340f45..5bdb5bde9 100644
--- a/packages/website/ts/components/portal.tsx
+++ b/packages/website/ts/components/portal.tsx
@@ -1,5 +1,5 @@
 import { colors } from '@0xproject/react-shared';
-import { BigNumber } from '@0xproject/utils';
+import { BigNumber, logUtils } from '@0xproject/utils';
 import * as _ from 'lodash';
 import CircularProgress from 'material-ui/CircularProgress';
 import Paper from 'material-ui/Paper';
@@ -374,7 +374,7 @@ export class Portal extends React.Component<PortalAllProps, PortalAllState> {
         const order = JSON.parse(decodeURIComponent(orderPair[1]));
         const validationResult = validator.validate(order, portalOrderSchema);
         if (validationResult.errors.length > 0) {
-            utils.consoleLog(`Invalid shared order: ${validationResult.errors}`);
+            logUtils.log(`Invalid shared order: ${validationResult.errors}`);
             return undefined;
         }
         return order;
diff --git a/packages/website/ts/components/send_button.tsx b/packages/website/ts/components/send_button.tsx
index ffa165f60..79c103e05 100644
--- a/packages/website/ts/components/send_button.tsx
+++ b/packages/website/ts/components/send_button.tsx
@@ -1,4 +1,4 @@
-import { BigNumber } from '@0xproject/utils';
+import { BigNumber, logUtils } from '@0xproject/utils';
 import * as _ from 'lodash';
 import RaisedButton from 'material-ui/RaisedButton';
 import * as React from 'react';
@@ -77,8 +77,8 @@ export class SendButton extends React.Component<SendButtonProps, SendButtonState
                 this.props.dispatcher.updateShouldBlockchainErrDialogBeOpen(true);
                 return;
             } else if (!utils.didUserDenyWeb3Request(errMsg)) {
-                utils.consoleLog(`Unexpected error encountered: ${err}`);
-                utils.consoleLog(err.stack);
+                logUtils.log(`Unexpected error encountered: ${err}`);
+                logUtils.log(err.stack);
                 this.props.onError();
                 await errorReporter.reportAsync(err);
             }
diff --git a/packages/website/ts/components/token_balances.tsx b/packages/website/ts/components/token_balances.tsx
index 894e0721f..186393c4f 100644
--- a/packages/website/ts/components/token_balances.tsx
+++ b/packages/website/ts/components/token_balances.tsx
@@ -7,7 +7,7 @@ import {
     Styles,
     utils as sharedUtils,
 } from '@0xproject/react-shared';
-import { BigNumber } from '@0xproject/utils';
+import { BigNumber, logUtils } from '@0xproject/utils';
 import DharmaLoanFrame from 'dharma-loan-frame';
 import * as _ from 'lodash';
 import Dialog from 'material-ui/Dialog';
@@ -591,8 +591,8 @@ export class TokenBalances extends React.Component<TokenBalancesProps, TokenBala
             if (utils.didUserDenyWeb3Request(errMsg)) {
                 return false;
             }
-            utils.consoleLog(`Unexpected error encountered: ${err}`);
-            utils.consoleLog(err.stack);
+            logUtils.log(`Unexpected error encountered: ${err}`);
+            logUtils.log(err.stack);
             this.setState({
                 errorType: BalanceErrs.mintingFailed,
             });
@@ -623,7 +623,7 @@ export class TokenBalances extends React.Component<TokenBalancesProps, TokenBala
         );
         const responseBody = await response.text();
         if (response.status !== constants.SUCCESS_STATUS) {
-            utils.consoleLog(`Unexpected status code: ${response.status} -> ${responseBody}`);
+            logUtils.log(`Unexpected status code: ${response.status} -> ${responseBody}`);
             const errorType =
                 response.status === constants.UNAVAILABLE_STATUS
                     ? BalanceErrs.faucetQueueIsFull
diff --git a/packages/website/ts/pages/wiki/wiki.tsx b/packages/website/ts/pages/wiki/wiki.tsx
index f6cff51e4..e2dd3a68e 100644
--- a/packages/website/ts/pages/wiki/wiki.tsx
+++ b/packages/website/ts/pages/wiki/wiki.tsx
@@ -8,6 +8,7 @@ import {
     Styles,
     utils as sharedUtils,
 } from '@0xproject/react-shared';
+import { logUtils } from '@0xproject/utils';
 import * as _ from 'lodash';
 import CircularProgress from 'material-ui/CircularProgress';
 import RaisedButton from 'material-ui/RaisedButton';
@@ -213,7 +214,7 @@ export class Wiki extends React.Component<WikiProps, WikiState> {
         if (response.status !== 200) {
             // TODO: Show the user an error message when the wiki fail to load
             const errMsg = await response.text();
-            utils.consoleLog(`Failed to load wiki: ${response.status} ${errMsg}`);
+            logUtils.log(`Failed to load wiki: ${response.status} ${errMsg}`);
             return;
         }
         const articlesBySection = await response.json();
diff --git a/packages/website/ts/utils/doc_utils.ts b/packages/website/ts/utils/doc_utils.ts
index 0686e3e7f..6b3f5f378 100644
--- a/packages/website/ts/utils/doc_utils.ts
+++ b/packages/website/ts/utils/doc_utils.ts
@@ -1,4 +1,5 @@
 import { DoxityDocObj, TypeDocNode } from '@0xproject/react-docs';
+import { logUtils } from '@0xproject/utils';
 import findVersions = require('find-versions');
 import * as _ from 'lodash';
 import { S3FileObject, VersionToFileName } from 'ts/types';
@@ -20,7 +21,7 @@ export const docUtils = {
         if (response.status !== 200) {
             // TODO: Show the user an error message when the docs fail to load
             const errMsg = await response.text();
-            utils.consoleLog(`Failed to load JSON file list: ${response.status} ${errMsg}`);
+            logUtils.log(`Failed to load JSON file list: ${response.status} ${errMsg}`);
             throw new Error(errMsg);
         }
         const responseXML = await response.text();
@@ -43,7 +44,7 @@ export const docUtils = {
         if (response.status !== 200) {
             // TODO: Show the user an error message when the docs fail to load
             const errMsg = await response.text();
-            utils.consoleLog(`Failed to load Doc JSON: ${response.status} ${errMsg}`);
+            logUtils.log(`Failed to load Doc JSON: ${response.status} ${errMsg}`);
             throw new Error(errMsg);
         }
         const jsonDocObj = await response.json();
diff --git a/packages/website/ts/utils/error_reporter.ts b/packages/website/ts/utils/error_reporter.ts
index 0bd247c5b..19f563880 100644
--- a/packages/website/ts/utils/error_reporter.ts
+++ b/packages/website/ts/utils/error_reporter.ts
@@ -1,3 +1,4 @@
+import { logUtils } from '@0xproject/utils';
 import { Environments } from 'ts/types';
 import { configs } from 'ts/utils/configs';
 import { constants } from 'ts/utils/constants';
@@ -40,7 +41,7 @@ export const errorReporter = {
         return new Promise((resolve, reject) => {
             rollbar.error(err, (rollbarErr: Error) => {
                 if (rollbarErr) {
-                    utils.consoleLog(`Error reporting to rollbar, ignoring: ${rollbarErr}`);
+                    logUtils.log(`Error reporting to rollbar, ignoring: ${rollbarErr}`);
                     // We never want to reject and cause the app to throw because of rollbar
                     resolve();
                 } else {
diff --git a/packages/website/ts/utils/utils.ts b/packages/website/ts/utils/utils.ts
index abb2598c3..25d7e449b 100644
--- a/packages/website/ts/utils/utils.ts
+++ b/packages/website/ts/utils/utils.ts
@@ -95,11 +95,6 @@ export const utils = {
         };
         return order;
     },
-    consoleLog(message: string) {
-        /* tslint:disable */
-        console.log(message);
-        /* tslint:enable */
-    },
     async sleepAsync(ms: number) {
         return new Promise(resolve => setTimeout(resolve, ms));
     },