Fix code style issues

lib/cli.js

@@ -1,21 +1,21 @@
-var fs = require('fs'),
-  exec = require('child_process').exec,
-  chalk = require('chalk'),
-  which = require('which'),
-  parseArgs = require('minimist'),
-  semver = require('semver'),
-  path = require('path')
+var fs = require('fs')
+var exec = require('child_process').exec
+var chalk = require('chalk')
+var which = require('which')
+var parseArgs = require('minimist')
+var semver = require('semver')
+var path = require('path')
 
 var PHANTOM_VERSION = '^2.1.0'
 
-var info = chalk.blue.bold,
-  note = chalk.green.bold
+var info = chalk.blue.bold
+// var note = chalk.green.bold
 
 module.exports = (function () {
-  return new cli()
+  return new Cli()
 }())
 
-function cli (options) {
+function Cli (options) {
   this.options = {
     alias: {
       help: 'h',
@@ -37,7 +37,7 @@ function cli (options) {
   this.errors = []
   this.message = null
 
-  this.helpMessage = [,
+  this.helpMessage = [
     info('Usage: mermaid [options] <file>...'),
     '',
     'file    The mermaid description file to be rendered',
@@ -60,10 +60,10 @@ function cli (options) {
   return this
 }
 
-cli.prototype.parse = function (argv, next) {
+Cli.prototype.parse = function (argv, next) {
   this.errors = [] // clear errors
-  var options = parseArgs(argv, this.options),
-    phantom
+  var options = parseArgs(argv, this.options)
+  // var phantom
 
   if (options.version) {
     var pkg = require('../package.json')
@@ -138,7 +138,7 @@ cli.prototype.parse = function (argv, next) {
       }
       options.phantomPath = path
       next(
-          this.errors.length > 0 ? this.errors : null
+        this.errors.length > 0 ? this.errors : null
         , this.message
         , options
       )
@@ -147,12 +147,12 @@ cli.prototype.parse = function (argv, next) {
 }
 
 function createCheckPhantom (_phantomPath) {
-  var phantomPath = _phantomPath,
-    phantomVersion
+  var phantomPath = _phantomPath
+  // var phantomVersion
 
   return function checkPhantom (_next) {
-    var next = _next || function () {},
-      err
+    var next = _next || function () { }
+    var err
 
     if (typeof phantomPath === 'undefined') {
       try {
@@ -186,7 +186,7 @@ function createCheckPhantom (_phantomPath) {
         next(new Error('Could not find phantomjs at the specified path.'))
       } else if (!semver.satisfies(stdout, PHANTOM_VERSION)) {
         next(new Error(
-            'mermaid requires phantomjs ' +
+          'mermaid requires phantomjs ' +
           PHANTOM_VERSION +
           ' to be installed, found version ' +
           stdout