fix: normalize data store attributes to plain strings in JS bridge

e2e/editor-page.js

@@ -187,6 +187,17 @@ export default class EditorPage {
 		}, index );
 	}
 
+	/**
+	 * Call the bridge's `getTitleAndContent()` and return the result.
+	 *
+	 * @return {Promise<{title: string, content: string, changed: boolean}>} The editor state.
+	 */
+	async getTitleAndContent() {
+		return await this.#page.evaluate( () =>
+			window.editor.getTitleAndContent()
+		);
+	}
+
 	/**
 	 * Retrieve all blocks from the editor via the WP data store.
 	 *

e2e/get-title-and-content.spec.js

@@ -0,0 +1,182 @@
+/**
+ * External dependencies
+ */
+import { test, expect } from '@playwright/test';
+
+/**
+ * Internal dependencies
+ */
+import EditorPage from './editor-page';
+
+test.describe( 'getTitleAndContent', () => {
+	test( 'returns correct title and content before any edits', async ( {
+		page,
+	} ) => {
+		const editor = new EditorPage( page );
+		await editor.setup( {
+			post: {
+				id: 1,
+				type: 'post',
+				status: 'draft',
+				title: 'Initial Title',
+				content:
+					'<!-- wp:paragraph -->\n<p>Hello</p>\n<!-- /wp:paragraph -->',
+			},
+		} );
+
+		const result = await editor.getTitleAndContent();
+
+		expect( typeof result.title ).toBe( 'string' );
+		expect( typeof result.content ).toBe( 'string' );
+		expect( result.title ).toBe( 'Initial Title' );
+		expect( result.content ).toBe(
+			'<!-- wp:paragraph -->\n<p>Hello</p>\n<!-- /wp:paragraph -->'
+		);
+		expect( result.changed ).toBe( false );
+	} );
+
+	test( 'returns plain strings after editing the title', async ( {
+		page,
+	} ) => {
+		const editor = new EditorPage( page );
+		await editor.setup( {
+			post: {
+				id: 1,
+				type: 'post',
+				status: 'draft',
+				title: 'Original',
+				content: '',
+			},
+		} );
+
+		const titleInput = page.getByRole( 'textbox', {
+			name: 'Add title',
+		} );
+		await titleInput.click();
+		await page.keyboard.press( 'ControlOrMeta+a' );
+		await page.keyboard.type( 'Updated Title' );
+
+		const result = await editor.getTitleAndContent();
+
+		expect( typeof result.title ).toBe( 'string' );
+		expect( result.title ).toBe( 'Updated Title' );
+		expect( result.changed ).toBe( true );
+	} );
+
+	test( 'returns plain strings after editing content', async ( { page } ) => {
+		const editor = new EditorPage( page );
+		await editor.setup( {
+			post: {
+				id: 1,
+				type: 'post',
+				status: 'draft',
+				title: 'Title',
+				content: '',
+			},
+		} );
+
+		await editor.clickBlockAppender();
+		await page.keyboard.type( 'New paragraph' );
+
+		const result = await editor.getTitleAndContent();
+
+		expect( typeof result.title ).toBe( 'string' );
+		expect( typeof result.content ).toBe( 'string' );
+		expect( result.title ).toBe( 'Title' );
+		expect( result.content ).toContain( 'New paragraph' );
+		expect( result.changed ).toBe( true );
+	} );
+
+	test( 'returns plain strings with empty initial state', async ( {
+		page,
+	} ) => {
+		const editor = new EditorPage( page );
+		await editor.setup();
+
+		const result = await editor.getTitleAndContent();
+
+		expect( typeof result.title ).toBe( 'string' );
+		expect( typeof result.content ).toBe( 'string' );
+		expect( result.title ).toBe( '' );
+		expect( result.content ).toBe( '' );
+		expect( result.changed ).toBe( false );
+	} );
+
+	test( 'returns plain strings when data store title is a {raw, rendered} object', async ( {
+		page,
+	} ) => {
+		const editor = new EditorPage( page );
+		await editor.setup( {
+			post: {
+				id: 1,
+				type: 'post',
+				status: 'draft',
+				title: 'Initial Title',
+				content: '',
+			},
+		} );
+
+		// Inject an object-shaped title edit via editEntityRecord.
+		// This simulates the Gutenberg data store bug where
+		// getEditedPostAttribute bypasses getPostRawValue normalization
+		// for values in the edits layer.
+		await page.evaluate( () => {
+			window.wp.data
+				.dispatch( 'core' )
+				.editEntityRecord( 'postType', 'post', 1, {
+					title: {
+						raw: 'Object Title',
+						rendered: '<b>Object Title</b>',
+					},
+				} );
+		} );
+
+		const result = await editor.getTitleAndContent();
+
+		expect( typeof result.title ).toBe( 'string' );
+		expect( result.title ).toBe( 'Object Title' );
+		expect( result.changed ).toBe( true );
+
+		// Second call should report no further changes.
+		const second = await editor.getTitleAndContent();
+		expect( second.changed ).toBe( false );
+	} );
+
+	test( 'returns plain strings when data store content is a {raw, rendered} object', async ( {
+		page,
+	} ) => {
+		const editor = new EditorPage( page );
+		await editor.setup( {
+			post: {
+				id: 1,
+				type: 'post',
+				status: 'draft',
+				title: 'Title',
+				content: '',
+			},
+		} );
+
+		await page.evaluate( () => {
+			window.wp.data
+				.dispatch( 'core' )
+				.editEntityRecord( 'postType', 'post', 1, {
+					content: {
+						raw: '<!-- wp:paragraph --><p>Test</p><!-- /wp:paragraph -->',
+						rendered: '<p>Test</p>',
+					},
+				} );
+		} );
+
+		const result = await editor.getTitleAndContent();
+
+		expect( typeof result.content ).toBe( 'string' );
+		expect( result.content ).toContain(
+			'<!-- wp:paragraph --><p>Test</p><!-- /wp:paragraph -->'
+		);
+		expect( result.changed ).toBe( true );
+
+		// Second call should report no further changes.
+		const second = await editor.getTitleAndContent();
+		expect( second.changed ).toBe( false );
+	} );
+} );

ios/Sources/GutenbergKit/Sources/EditorViewController.swift

@@ -374,12 +374,6 @@ public final class EditorViewController: UIViewController, GutenbergEditorContro
         evaluate("editor.setContent('\(escapedString)');", isCritical: true)
     }
 
-    /// Returns the current editor content.
-    public func getContent() async throws -> String {
-        guard isReady else { throw EditorNotReadyError() }
-        return try await webView.evaluateJavaScript("editor.getContent();") as! String
-    }
-
     public struct EditorTitleAndContent: Decodable {
         public let title: String
         public let content: String

ios/Sources/GutenbergKit/Sources/EditorViewControllerDelegate.swift

@@ -18,7 +18,7 @@ public protocol EditorViewControllerDelegate: AnyObject {
 
     /// Notifies the client about the new edits.
     ///
-    /// - note: To get the latest content, call ``EditorViewController/getContent()``.
+    /// - note: To get the latest content, call ``EditorViewController/getTitleAndContent()``.
     /// Retrieving the content is a relatively expensive operation and should not
     /// be performed too frequently during editing.
     ///