fix errors

index.php

@@ -1,9 +1,7 @@
 <?php
 add_action( 'init', function() {
-	$block_namespace = '<<INSERT BLOCK NAMESPACE HERE>>';
-	$block_slug =  '<<INSERT BLOCK SLUG HERE>>';
-
-	global $block_slug, $block_namespace;
+	$block_namespace = 'namespace';  // TODO
+	$block_slug =  'slug';           // TODO
 
 	if ( ! function_exists( 'register_block_type' ) ) {
 		return;

package.json

@@ -12,6 +12,7 @@
 	"author": "",
 	"license": "ISC",
 	"devDependencies": {
-		"@wordpress/scripts": "12.1.1"
+		"@wordpress/scripts": "12.1.1",
+		"prettier": "^2.0.5"
 	}
 }

src/editor.scss

@@ -4,6 +4,6 @@
  * Replace them with your own styles or remove the file completely.
  */
 
-.wp-block-<theme-slug>-<block-slug> {        // FIXME use correct class name
+.wp-block-namespace-slug {        // FIXME use correct class name
 	border: 1px dotted #f00;
 }

src/index.js

@@ -4,10 +4,9 @@ import './editor.scss';
 import { registerBlockType } from '@wordpress/blocks';
 import { __ } from '@wordpress/i18n';
 
-const NAMESPACE = '';
-const SLUG = '';
-const BLOCK_TITLE= '';
-
+const NAMESPACE = 'namespace'; // TODO
+const SLUG = 'slug'; // TODO
+const BLOCK_TITLE = 'Block Title'; // TODO
 
 registerBlockType(`${NAMESPACE}/${SLUG}`, {
 	title: __(BLOCK_TITLE, SLUG),
@@ -23,24 +22,16 @@ registerBlockType( `${NAMESPACE}/${SLUG}`, {
 		name: {
 			type: 'string',
 			source: 'text',
-			selector: 'p'
+			selector: 'p',
 			default: __('A default name', NAMESPACE),
 		},
-	}
+	},
 
 	edit({ attributes, className }) {
-		return (
-			<p className={ className }>
-				{ attributes.name }
-			</p>
-		);
+		return <p className={className}>{attributes.name}</p>;
 	},
 
-	save() {
-		return (
-		<p>
-			{ attributes.name }
-		</p>;
-		);
+	save({ attributes }) {
+		return <p>{attributes.name}</p>;
 	},
 });

src/style.scss

@@ -4,7 +4,7 @@
  * Replace them with your own styles or remove the file completely.
  */
 
-.wp-block-<theme-slug>-<block-slug> {        // FIXME use correct class name
+.wp-block-namespace-slug {        // FIXME use correct class name
 	background-color: #666;
 	color: #fff;
 	padding: 2px;