chore(ckeditor5-admonition): create empty project

packages/ckeditor5-admonition/src/admonition.ts

@@ -0,0 +1,39 @@
+import { Plugin, ButtonView } from 'ckeditor5';
+
+import ckeditor5Icon from '../theme/icons/ckeditor.svg';
+
+export default class Admonition extends Plugin {
+	public static get pluginName() {
+		return 'Admonition' as const;
+	}
+
+	public init(): void {
+		const editor = this.editor;
+		const t = editor.t;
+		const model = editor.model;
+
+		// Register the "admonition" button, so it can be displayed in the toolbar.
+		editor.ui.componentFactory.add( 'admonition', locale => {
+			const view = new ButtonView( locale );
+
+			view.set( {
+				label: t( 'Admonition' ),
+				icon: ckeditor5Icon,
+				tooltip: true
+			} );
+
+			// Insert a text into the editor after clicking the button.
+			this.listenTo( view, 'execute', () => {
+				model.change( writer => {
+					const textNode = writer.createText( 'Hello CKEditor 5!' );
+
+					model.insertContent( textNode );
+				} );
+
+				editor.editing.view.focus();
+			} );
+
+			return view;
+		} );
+	}
+}