fix(types): allow skipNull on bar datasets

src/types/index.d.ts

@@ -107,6 +107,11 @@ export interface BarControllerDatasetOptions
    */
   yAxisID: string;
 
+  /**
+   * Should null or undefined values be omitted from drawing
+   */
+  skipNull?: boolean;
+
   /**
    * Percent (0-1) of the available width each bar should be within the category width. 1.0 will take the whole category width and put the bars right next to each other.
    * @default 0.9

test/types/controllers/bar_skip_null.ts

@@ -0,0 +1,12 @@
+import { Chart } from '../../../src/types.js';
+
+const chart = new Chart('id', {
+  type: 'bar',
+  data: {
+    labels: ['1', '2', '3'],
+    datasets: [{
+      data: [1, 2, 3],
+      skipNull: true
+    }]
+  },
+});