Fixing lint errors

config.js

@@ -26,6 +26,6 @@ module.exports = {
   lintRoots: ['lib', 'src', 'spec'],
   browserify: {
     debug: true,
-    fullPaths: false,
+    fullPaths: false
   }
 };

gulpfile.js

@@ -120,12 +120,11 @@ gulp.task('scripts', function() {
       sourcemaps = require('gulp-sourcemaps'),
       rename = require('gulp-rename');
 
-  var b = browserify(config.browserify)
+  return browserify(config.browserify)
     .transform(require('./lib/canopy-transform'))
     .transform(require('babelify'))
-    .add('./src/js/main.js');
-
-  return b.bundle()
+    .add('./src/js/main.js')
+    .bundle()
     .on('error', notify.onError())
     .pipe(source('./src/js/main.js'))
     .pipe(buffer())

lib/canopy-transform.js

@@ -2,12 +2,12 @@ var through = require('through'),
     canopy = require('canopy');
 
 module.exports = function(file) {
+  var data = '';
+
   if (!/\.peg$/.test(file)) {
     return through();
   }
 
-  var data = '';
-
   return through(
     function(buf) {
       data += buf;

spec/parser/javascript/match_spec.js

@@ -25,7 +25,7 @@ describe('parser/javascript/match.js', function() {
         jasmine.objectContaining({
           content: jasmine.objectContaining({ literal: 'example' })
         })
-      ],
+      ]
     },
     'example$': {
       anchorStart: false,

spec/parser/javascript/node_spec.js

@@ -30,7 +30,9 @@ describe('parser/javascript/node.js', function() {
       this.node.module = {
         definedProperties: {
           example: {
-            get: function() { return 'value'; }
+            get: function() {
+              return 'value';
+            }
           }
         }
       };

spec/parser/javascript_spec.js

@@ -123,7 +123,7 @@ describe('parser/javascript.js', function() {
       it('sets the dimensions of the image', function(done) {
         this.parser.render()
           .then(() => {
-            var svg = this.container.querySelector('svg');
+            let svg = this.container.querySelector('svg');
 
             expect(svg.getAttribute('width')).toEqual('62');
             expect(svg.getAttribute('height')).toEqual('44');

spec/regexper_spec.js

@@ -17,7 +17,7 @@ describe('regexper.js', function() {
       '</form>',
       '<div id="error"></div>',
       '<ul id="warnings"></ul>',
-      '<div id="regexp-render"></div>',
+      '<div id="regexp-render"></div>'
     ].join('');
 
     this.regexper = new Regexper(this.root);

src/js/main.js

@@ -44,7 +44,7 @@ window._gaq = (typeof _gaq !== 'undefined') ? _gaq : {
   // Initialize the main page of the site. Functionality is kept in the
   // [Regexper class](./regexper.html).
   if (document.body.querySelector('#content .application')) {
-    var regexper = new Regexper(document.body);
+    let regexper = new Regexper(document.body);
 
     regexper.detectBuggyHash();
     regexper.bindListeners();

src/js/parser/javascript.js

@@ -84,7 +84,7 @@ export default class Parser {
       // Once rendering is complete, the rendered expression is positioned and
       // the SVG resized to create some padding around the image contents.
       .then(result => {
-        var box = result.getBBox();
+        let box = result.getBBox();
 
         result.transform(Snap.matrix()
           .translate(10 - box.x, 10 - box.y));

src/js/parser/javascript/literal.js

@@ -10,7 +10,7 @@ export default {
   _render() {
     return this.renderLabel(['\u201c', this.literal, '\u201d'])
       .then(label => {
-        var spans = label.selectAll('tspan');
+        let spans = label.selectAll('tspan');
 
         // The quote marks get some styling to lighten their color so they are
         // distinct from the actual literal value.

src/js/parser/javascript/match_fragment.js

@@ -29,7 +29,7 @@ export default {
   _render() {
     return this.content.render(this.container.group())
       .then(() => {
-        var box, paths;
+        let box, paths;
 
         // Contents must be transformed based on the repeat that is applied.
         this.content.transform(this.repeat.contentPosition);

src/js/parser/javascript/node.js

@@ -121,7 +121,7 @@ export default class Node {
 
     return this.deferredStep()
       .then(() => {
-        var box = text.getBBox(),
+        let box = text.getBBox(),
             margin = 5;
 
         text.transform(Snap.matrix()
@@ -161,7 +161,7 @@ export default class Node {
 
     return this.deferredStep()
       .then(() => {
-        var labelBox = label.getBBox(),
+        let labelBox = label.getBBox(),
             contentBox = content.getBBox();
 
         label.transform(Snap.matrix()

src/js/parser/javascript/regexp.js

@@ -19,7 +19,7 @@ export default {
       return match.render(matchContainer.group());
     }))
       .then(() => {
-        var containerBox,
+        let containerBox,
             paths;
 
         // Space matches vertically in the match container.

src/js/parser/javascript/root.js

@@ -24,7 +24,7 @@ export default {
     // Render the content of the regular expression.
     return this.regexp.render(this.container.group())
       .then(() => {
-        var box;
+        let box;
 
         // Move rendered regexp to account for flag label and to allow for
         // decorative elements.