feat: Initial clean release of CHM

packages/editor/ProseMirror/testing/createTestEditor.ts

@@ -0,0 +1,31 @@
+import { DOMParser as ProseMirrorDomParser } from 'prosemirror-model';
+import { EditorView } from 'prosemirror-view';
+import schema from '../schema';
+import { EditorState, Plugin } from 'prosemirror-state';
+
+export type PluginList = Plugin[]|(Plugin|Plugin[])[];
+
+interface Options {
+	parent?: HTMLElement;
+	html: string;
+	plugins?: PluginList;
+}
+
+const createTestEditor = ({ html, parent = null, plugins = [] }: Options) => {
+	if (parent === null) {
+		// Create a test parent -- some code adds tooltips, etc to view.dom.parent.
+		parent = document.createElement('div');
+	}
+
+	const htmlDocument = new DOMParser().parseFromString(html, 'text/html');
+	const proseMirrorDocument = ProseMirrorDomParser.fromSchema(schema).parse(htmlDocument);
+	return new EditorView(parent, {
+		state: EditorState.create({
+			doc: proseMirrorDocument,
+			plugins: plugins.flat(),
+			schema,
+		}),
+	});
+};
+
+export default createTestEditor;