Merge pull request #66 from hkelly93/enhancement/5/Rewrite-source-in-ES6

Enhancement/5/rewrite source in es6

.jshintrc

@@ -1,5 +1,6 @@
 {
   "maxerr": 50,
+  "esversion": 6,
   "bitwise": true,
   "camelcase": true,
   "curly": true,

CHANGELOG.md

@@ -61,3 +61,4 @@
 * Fixed a bug where the width of the SVG was being determined incorrectly.
 * Added a way to not show the value on the tooltip by setting the `valueKeyName` to an empty string.
 * Added a cursor pointer if there is an onClick function.
+* Rewrote the source in ES6 and d3 v4.1.0

Gruntfile.js

@@ -12,6 +12,16 @@ module.exports = function(grunt) {
                 dest: 'dest/d3.relationshipgraph.js'
             }
         },
+        babel: {
+            options: {
+                presets: ['es2015']
+            },
+            dist: {
+                files: {
+                    'dest/d3.relationshipgraph.js': 'dest/d3.relationshipgraph.js'
+                }
+            }
+        },
         uglify: {
             options: {
                 mangle: false
@@ -60,6 +70,7 @@ module.exports = function(grunt) {
         }
     });
 
+    grunt.loadNpmTasks('grunt-babel');
     grunt.loadNpmTasks('grunt-contrib-concat');
     grunt.loadNpmTasks('grunt-contrib-uglify');
     grunt.loadNpmTasks('grunt-contrib-jshint');
@@ -68,7 +79,6 @@ module.exports = function(grunt) {
     grunt.loadNpmTasks('grunt-contrib-csslint');
     grunt.loadNpmTasks('grunt-mocha');
 
-    grunt.registerTask('default', ['jshint', 'jscs', 'concat', 'uglify', 'csslint', 'cssmin']);
-    grunt.registerTask('test', ['jshint', 'jscs', 'concat', 'uglify', 'csslint', 'cssmin', 'mocha']);
-
+    grunt.registerTask('default', ['jshint', 'jscs', 'concat', 'babel', 'uglify', 'csslint', 'cssmin']);
+    grunt.registerTask('test', ['jshint', 'jscs', 'concat', 'babel', 'uglify', 'csslint', 'cssmin', 'mocha']);
 };

bower.json

@@ -3,11 +3,14 @@
   "description": "A D3 graph to show parent child relationships.",
   "main": "src/d3-tip.js, src/index.js",
   "dependencies": {
-    "d3": "^3.5.17"
+    "d3": "^4.0.1"
   },
   "devDependencies": {
+    "babel-preset-es2015": "^6.9.0",
     "chai": "~3.5.0",
+    "mocha": "~2.5.3",
     "grunt": "^1.0.1",
+    "grunt-babel": "^6.0.0",
     "grunt-contrib-concat": "^1.0.1",
     "grunt-contrib-csslint": "^1.0.0",
     "grunt-contrib-cssmin": "^1.0.1",