Changing util.js to export an object

This allows the methods to be spied on in tests

src/js/main.js

@@ -1,4 +1,4 @@
-import { customEvent } from './util.js';
+import util from './util.js';
 import Regexper from './regexper.js';
 
 (function() {
@@ -8,7 +8,7 @@ import Regexper from './regexper.js';
     regexper.bindListeners();
 
     setTimeout(() => {
-      window.dispatchEvent(customEvent('hashchange'));
+      window.dispatchEvent(util.customEvent('hashchange'));
     });
   }
 }());

src/js/parser/javascript/charset.js

@@ -1,4 +1,4 @@
-import { spaceVertically } from '../../util.js';
+import util from '../../util.js';
 import _ from 'lodash';
 import Q from 'q';
 export default {
@@ -26,7 +26,7 @@ export default {
       return part.render(this.partContainer.group());
     }))
       .then(() => {
-        spaceVertically(this.elements, {
+        util.spaceVertically(this.elements, {
           padding: 5
         });
 

src/js/parser/javascript/match.js

@@ -1,4 +1,4 @@
-import { normalizeBBox, spaceHorizontally } from '../../util.js';
+import util from '../../util.js';
 import _ from 'lodash';
 import Q from 'q';
 
@@ -8,8 +8,8 @@ export default {
   definedProperties: {
     _anchor: {
       get: function() {
-        var start = normalizeBBox(_.first(this.items).getBBox()),
-            end = normalizeBBox(_.last(this.items).getBBox()),
+        var start = util.normalizeBBox(_.first(this.items).getBBox()),
+            end = util.normalizeBBox(_.last(this.items).getBBox()),
             matrix = this.transform().localMatrix;
 
         return {
@@ -44,15 +44,15 @@ export default {
         var prev, next, paths;
 
         this.items = items;
-        spaceHorizontally(items, {
+        util.spaceHorizontally(items, {
           padding: 10
         });
 
-        prev = normalizeBBox(_.first(items).getBBox());
+        prev = util.normalizeBBox(_.first(items).getBBox());
         paths = _.map(items.slice(1), item => {
           var path;
 
-          next = normalizeBBox(item.getBBox());
+          next = util.normalizeBBox(item.getBBox());
           path = `M${prev.ax2},${prev.ay}H${next.ax}`;
           prev = next;
 

src/js/parser/javascript/node.js

@@ -1,4 +1,4 @@
-import { customEvent, normalizeBBox } from '../../util.js';
+import util from '../../util.js';
 import _ from 'lodash';
 import Q from 'q';
 
@@ -107,7 +107,7 @@ export default class Node {
 
     this.state.renderCounter--;
 
-    document.body.dispatchEvent(customEvent('updateStatus', {
+    document.body.dispatchEvent(util.customEvent('updateStatus', {
       percentage: (this.state.maxCounter - this.state.renderCounter) / this.state.maxCounter
     }));
 

src/js/parser/javascript/regexp.js

@@ -1,4 +1,4 @@
-import { spaceVertically } from '../../util.js';
+import util from '../../util.js';
 import _ from 'lodash';
 import Q from 'q';
 
@@ -20,7 +20,7 @@ export default {
         var containerBox,
             paths;
 
-        spaceVertically(this.matches, {
+        util.spaceVertically(this.matches, {
           padding: 5
         });
 

src/js/regexper.js

@@ -1,4 +1,4 @@
-import { customEvent } from './util.js';
+import util from './util.js';
 import Parser from './parser/javascript.js';
 import Snap from 'snapsvg';
 import Q from 'q';
@@ -27,7 +27,7 @@ export default class Regexper {
         event.preventDefault();
       }
 
-      this.form.dispatchEvent(customEvent('submit'));
+      this.form.dispatchEvent(util.customEvent('submit'));
     }
   }
 

src/js/util.js

@@ -1,6 +1,6 @@
 import _ from 'lodash';
 
-export function customEvent(name, detail) {
+function customEvent(name, detail) {
   var evt = document.createEvent('Event');
   evt.initEvent(name, true, true);
   evt.detail = detail;
@@ -8,7 +8,7 @@ export function customEvent(name, detail) {
 }
 
 
-export function normalizeBBox(box) {
+function normalizeBBox(box) {
   return _.extend({
     ax: box.x,
     ax2: box.x2,
@@ -16,7 +16,7 @@ export function normalizeBBox(box) {
   }, box);
 }
 
-export function spaceHorizontally(items, options) {
+function spaceHorizontally(items, options) {
   var verticalCenter = 0;
 
   options = _.defaults(options || {}, {
@@ -44,7 +44,7 @@ export function spaceHorizontally(items, options) {
   }
 }
 
-export function spaceVertically(items, options) {
+function spaceVertically(items, options) {
   var horizontalCenter = 0;
 
   options = _.defaults(options || {}, {