Rewrite template option to render function

src/BaseCharts/Bar.js

@@ -3,11 +3,23 @@ import Chart from 'chart.js'
 import { mergeOptions } from '../helpers/options'
 
 export default Vue.extend({
-  template: `
+  render: function (createElement) {
-    <div>
+    return createElement(
-      <canvas :id="chartId" :width="width" :height="height" ref="canvas"></canvas>
+      'div',
-    </div>
+      [
-  `,
+        createElement(
+          'canvas', {
+            attrs: {
+              id: this.chartId,
+              width: this.width,
+              height: this.height
+            },
+            ref: 'canvas'
+          }
+        )
+      ]
+    )
+  },
 
   props: {
     chartId: {
@@ -51,7 +63,6 @@ export default Vue.extend({
   methods: {
     renderChart (data, options, type) {
       let chartOptions = mergeOptions(this.defaultOptions, options)
-
       this._chart = new Chart(
         this.$refs.canvas.getContext('2d'), {
           type: type || 'bar',

src/BaseCharts/Bubble.js

@@ -3,11 +3,23 @@ import Chart from 'chart.js'
 import { mergeOptions } from '../helpers/options'
 
 export default Vue.extend({
-  template: `
+  render: function (createElement) {
-    <div>
+    return createElement(
-      <canvas :id="chartId" :width="width" :height="height" ref="canvas"></canvas>
+      'div',
-    </div>
+      [
-  `,
+        createElement(
+          'canvas', {
+            attrs: {
+              id: this.chartId,
+              width: this.width,
+              height: this.height
+            },
+            ref: 'canvas'
+          }
+        )
+      ]
+    )
+  },
 
   props: {
     chartId: {

src/BaseCharts/Doughnut.js

@@ -3,11 +3,23 @@ import Chart from 'chart.js'
 import { mergeOptions } from '../helpers/options'
 
 export default Vue.extend({
-  template: `
+  render: function (createElement) {
-    <div>
+    return createElement(
-      <canvas :id="chartId" :width="width" :height="height" ref="canvas"></canvas>
+      'div',
-    </div>
+      [
-  `,
+        createElement(
+          'canvas', {
+            attrs: {
+              id: this.chartId,
+              width: this.width,
+              height: this.height
+            },
+            ref: 'canvas'
+          }
+        )
+      ]
+    )
+  },
 
   props: {
     chartId: {

src/BaseCharts/Line.js

@@ -3,11 +3,23 @@ import Chart from 'chart.js'
 import { mergeOptions } from '../helpers/options'
 
 export default Vue.extend({
-  template: `
+  render: function (createElement) {
-    <div>
+    return createElement(
-      <canvas :id="chartId" :width="width" :height="height" ref="canvas"></canvas>
+      'div',
-    </div>
+      [
-  `,
+        createElement(
+          'canvas', {
+            attrs: {
+              id: this.chartId,
+              width: this.width,
+              height: this.height
+            },
+            ref: 'canvas'
+          }
+        )
+      ]
+    )
+  },
 
   props: {
     chartId: {

src/BaseCharts/Pie.js

@@ -3,11 +3,23 @@ import Chart from 'chart.js'
 import { mergeOptions } from '../helpers/options'
 
 export default Vue.extend({
-  template: `
+  render: function (createElement) {
-    <div>
+    return createElement(
-      <canvas :id="chartId" :width="width" :height="height" ref="canvas"></canvas>
+      'div',
-    </div>
+      [
-  `,
+        createElement(
+          'canvas', {
+            attrs: {
+              id: this.chartId,
+              width: this.width,
+              height: this.height
+            },
+            ref: 'canvas'
+          }
+        )
+      ]
+    )
+  },
 
   props: {
     chartId: {

src/BaseCharts/PolarArea.js

@@ -3,11 +3,23 @@ import Chart from 'chart.js'
 import { mergeOptions } from '../helpers/options'
 
 export default Vue.extend({
-  template: `
+  render: function (createElement) {
-    <div>
+    return createElement(
-      <canvas :id="chartId" :width="width" :height="height" ref="canvas"></canvas>
+      'div',
-    </div>
+      [
-  `,
+        createElement(
+          'canvas', {
+            attrs: {
+              id: this.chartId,
+              width: this.width,
+              height: this.height
+            },
+            ref: 'canvas'
+          }
+        )
+      ]
+    )
+  },
 
   props: {
     chartId: {

src/BaseCharts/Radar.js

@@ -3,11 +3,23 @@ import Chart from 'chart.js'
 import { mergeOptions } from '../helpers/options'
 
 export default Vue.extend({
-  template: `
+  render: function (createElement) {
-    <div>
+    return createElement(
-      <canvas :id="chartId" :width="width" :height="height" ref="canvas"></canvas>
+      'div',
-    </div>
+      [
-  `,
+        createElement(
+          'canvas', {
+            attrs: {
+              id: this.chartId,
+              width: this.width,
+              height: this.height
+            },
+            ref: 'canvas'
+          }
+        )
+      ]
+    )
+  },
 
   props: {
     chartId: {

yarn.lock

@@ -1535,6 +1535,10 @@ dateformat@^1.0.6:
     get-stdin "^4.0.1"
     meow "^3.3.0"
 
+de-indent@^1.0.2:
+  version "1.0.2"
+  resolved "https://registry.yarnpkg.com/de-indent/-/de-indent-1.0.2.tgz#b2038e846dc33baa5796128d0804b455b8c1e21d"
+
 debug@0.7.4:
   version "0.7.4"
   resolved "https://registry.yarnpkg.com/debug/-/debug-0.7.4.tgz#06e1ea8082c2cb14e39806e22e2f6f757f92af39"
@@ -2527,7 +2531,7 @@ hawk@~3.1.3:
     hoek "2.x.x"
     sntp "1.x.x"
 
-he@1.1.x:
+he@1.1.x, he@^1.1.0:
   version "1.1.0"
   resolved "https://registry.yarnpkg.com/he/-/he-1.1.0.tgz#29319d49beec13a9b1f3c4f9b2a6dde4859bb2a7"
 
@@ -5501,6 +5505,13 @@ vue-style-loader@^1.0.0:
   dependencies:
     loader-utils "^0.2.7"
 
+vue-template-compiler@^2.1.6:
+  version "2.1.6"
+  resolved "https://registry.yarnpkg.com/vue-template-compiler/-/vue-template-compiler-2.1.6.tgz#f96f968652fc1e861bb0052f61993ba1fdc18ad3"
+  dependencies:
+    de-indent "^1.0.2"
+    he "^1.1.0"
+
 vue-template-es2015-compiler@^1.2.2:
   version "1.4.0"
   resolved "https://registry.yarnpkg.com/vue-template-es2015-compiler/-/vue-template-es2015-compiler-1.4.0.tgz#7b88853ca4bf8d84ae54ab9e56771de271e60198"