avoid Object.assign

Author: sgratzl

package-lock.json

@@ -87,7 +87,7 @@ window.chartColors = {
     },
 
     randomBoxPlot: function(config) {
-      const base = this.numbers(Object.assign({}, config, {count: 10}));
+      const base = this.numbers({...config, count: 10});
       base.sort(function(a,b) { return a - b; });
       const shift = 3;
       return {
@@ -113,7 +113,7 @@ window.chartColors = {
       const count = (config || {}).count || 8;
       const data = [];
       for(let i = 0; i < count; ++i) {
-        data.push(this.numbers(Object.assign(config, {count: 50})));
+        data.push(this.numbers({...config, count: 50}));
       }
       return data;
     },

samples/utils.js

@@ -24,8 +24,8 @@ const defaults = {
 Chart.defaults.boxplot = Chart.helpers.merge({}, [Chart.defaults.bar, verticalDefaults, defaults]);
 Chart.defaults.horizontalBoxplot = Chart.helpers.merge({}, [Chart.defaults.horizontalBar, horizontalDefaults, defaults]);
 
-const boxplot = Object.assign({}, base, {
-
+const boxplot = {
+  ...base,
   dataElementType: Chart.elements.BoxAndWhiskers,
 
   _elementOptions() {
@@ -60,7 +60,7 @@ const boxplot = Object.assign({}, base, {
     this._calculateCommonModel(r, data, v, scale);
     return r;
   }
-});
+};
 /**
  * This class is based off controller.bar.js from the upstream Chart.js library
  */

src/controllers/boxplot.js

@@ -9,8 +9,8 @@ const defaults = {};
 Chart.defaults.violin = Chart.helpers.merge({}, [Chart.defaults.bar, verticalDefaults, defaults]);
 Chart.defaults.horizontalViolin = Chart.helpers.merge({}, [Chart.defaults.horizontalBar, horizontalDefaults, defaults]);
 
-const controller = Object.assign({}, base, {
-
+const controller = {
+  ...base,
   dataElementType: Chart.elements.Violin,
 
   _elementOptions() {
@@ -55,7 +55,7 @@ const controller = Object.assign({}, base, {
     this._calculateCommonModel(r, data, violin, scale);
     return r;
   }
-});
+};
 /**
  * This class is based off controller.bar.js from the upstream Chart.js library
  */

src/controllers/violin.js

@@ -3,7 +3,8 @@
 import * as Chart from 'chart.js';
 import {rnd} from '../data';
 
-export const defaults = Object.assign({}, Chart.defaults.global.elements.rectangle, {
+export const defaults = {
+  ...Chart.defaults.global.elements.rectangle,
   borderWidth: 1,
   outlierRadius: 2,
   outlierColor: Chart.defaults.global.elements.rectangle.backgroundColor,
@@ -12,7 +13,7 @@ export const defaults = Object.assign({}, Chart.defaults.global.elements.rectang
   itemBackgroundColor: Chart.defaults.global.elements.rectangle.backgroundColor,
   itemBorderColor: Chart.defaults.global.elements.rectangle.borderColor,
   hitPadding: 2
-});
+};
 
 const ArrayElementBase = Chart.Element.extend({
   isVertical() {

src/elements/base.js

@@ -4,7 +4,7 @@ import * as Chart from 'chart.js';
 import ArrayElementBase, {defaults} from './base';
 
 
-Chart.defaults.global.elements.boxandwhiskers = Object.assign({}, defaults);
+Chart.defaults.global.elements.boxandwhiskers = {...defaults};
 
 function transitionBoxPlot(start, view, model, ease) {
   const keys = Object.keys(model);

src/elements/boxandwhiskers.js

@@ -4,9 +4,10 @@ import * as Chart from 'chart.js';
 import ArrayElementBase, {defaults} from './base';
 
 
-Chart.defaults.global.elements.violin = Object.assign({
-  points: 100
-}, defaults);
+Chart.defaults.global.elements.violin = {
+  points: 100,
+  ...defaults
+};
 
 function transitionViolin(start, view, model, ease) {
   const keys = Object.keys(model);