feat: Initial clean release of CHM

packages/editor/CodeMirror/editorCommands/jumpToHash.ts

@@ -0,0 +1,25 @@
+import { EditorSelection } from '@codemirror/state';
+import { EditorView } from '@codemirror/view';
+import findPositionMatchingLink from '../utils/findPositionMatchingLink';
+
+const jumpToHash = (view: EditorView, hash: string) => {
+	const targetLocation = findPositionMatchingLink(
+		hash.startsWith('#') ? hash : `#${hash}`, view.state,
+	);
+
+	if (targetLocation !== null) {
+		view.dispatch({
+			selection: EditorSelection.cursor(targetLocation),
+			effects: [
+				// Scrolls the target header/anchor to the top of the editor --
+				// users are usually interested in the content just below a header
+				// when clicking on a header link.
+				EditorView.scrollIntoView(targetLocation, { y: 'start' }),
+			],
+		});
+		return true;
+	}
+	return false;
+};
+
+export default jumpToHash;