Add preformatted block

blocks/library/index.js

@@ -9,3 +9,4 @@ import './separator';
 import './button';
 import './pullquote';
 import './table';
+import './preformatted';

blocks/library/preformatted/index.js

@@ -0,0 +1,63 @@
+/**
+ * Internal dependencies
+ */
+import './style.scss';
+import { registerBlock, createBlock, query } from '../../api';
+import Editable from '../../editable';
+
+const { children } = query;
+
+registerBlock( 'core/preformatted', {
+	title: wp.i18n.__( 'Preformatted' ),
+
+	icon: 'text',
+
+	category: 'common',
+
+	attributes: {
+		content: children( 'pre' ),
+	},
+
+	transforms: {
+		from: [
+			{
+				type: 'block',
+				blocks: [ 'core/text' ],
+				transform: ( attributes ) =>
+					createBlock( 'core/preformatted', attributes ),
+			},
+		],
+		to: [
+			{
+				type: 'block',
+				blocks: [ 'core/text' ],
+				transform: ( attributes ) =>
+					createBlock( 'core/text', attributes ),
+			},
+		],
+	},
+
+	edit( { attributes, setAttributes, focus, setFocus } ) {
+		const { content } = attributes;
+
+		return (
+			<Editable
+				tagName="pre"
+				value={ content }
+				onChange={ ( nextContent ) => {
+					setAttributes( {
+						content: nextContent,
+					} );
+				} }
+				focus={ focus }
+				onFocus={ setFocus }
+			/>
+		);
+	},
+
+	save( { attributes } ) {
+		const { content } = attributes;
+
+		return <pre>{ content }</pre>;
+	},
+} );

blocks/library/preformatted/style.scss

@@ -0,0 +1,5 @@
+div[data-type="core/preformatted"] {
+	pre {
+		white-space: pre-wrap;
+	}
+}

post-content.js

@@ -132,6 +132,11 @@ window._wpGutenbergPost = {
 			'<!-- wp:core/table -->',
 			'<table class="widefat"><thead><tr><th>Version</th><th>Musician</th><th>Date</th></tr></thead><tbody><tr class="alt"><th><a href="https://wordpress.org/news/2003/05/wordpress-now-available/">.70</a></th><td>No musician chosen.</td><td>May 27, 2003</td></tr><tr><th><a href="https://wordpress.org/news/2004/01/wordpress-10/">1.0</a></th><td>Miles Davis</td><td>January 3, 2004</td></tr><tr class="alt"><th><a href="https://wordpress.org/news/2004/05/heres-the-beef/">1.2</a></th><td>Charles Mingus</td><td>May 22, 2004</td></tr><tr><th><a href="https://wordpress.org/news/2005/02/strayhorn/">1.5</a></th><td>Billy Strayhorn</td><td>February 17, 2005</td></tr><tr class="alt"><th><a href="https://wordpress.org/news/2005/12/wp2/">2.0</a></th><td>Duke Ellington</td><td>December 31, 2005</td></tr><tr><th><a href="https://wordpress.org/news/2007/01/ella-21/">2.1</a></th><td>Ella Fitzgerald</td><td>January 22, 2007</td></tr><tr class="alt"><th><a href="https://wordpress.org/news/2007/05/wordpress-22/">2.2</a></th><td>Stan Getz</td><td>May 16, 2007</td></tr><tr><th><a href="https://wordpress.org/news/2007/09/wordpress-23/">2.3</a></th><td>Dexter Gordon</td><td>September 24, 2007</td></tr><tr class="alt"><th><a href="https://wordpress.org/news/2008/03/wordpress-25-brecker/">2.5</a></th><td>Michael Brecker</td><td>March 29, 2008</td></tr><tr><th><a href="https://wordpress.org/news/2008/07/wordpress-26-tyner/">2.6</a></th><td>McCoy Tyner</td><td>July 15, 2008</td></tr><tr class="alt"><th><a href="https://wordpress.org/news/2008/12/coltrane/">2.7</a></th><td>John Coltrane</td><td>December 10, 2008</td></tr><tr><th><a href="https://wordpress.org/news/2009/06/wordpress-28/">2.8</a></th><td>Chet Baker</td><td>June 11, 2009</td></tr><tr class="alt"><th><a href="https://wordpress.org/news/2009/12/wordpress-2-9/">2.9</a></th><td>Carmen McRae</td><td>December 18, 2009</td></tr><tr><th><a href="https://wordpress.org/news/2010/06/thelonious/">3.0</a></th><td>Thelonious Monk</td><td>June 17, 2010</td></tr><tr class="alt"><th><a href="https://wordpress.org/news/2011/02/threeone/">3.1</a></th><td>Django Reinhardt</td><td>February 23, 2011</td></tr><tr><th><a href="https://wordpress.org/news/2011/07/gershwin/">3.2</a></th><td>George Gershwin</td><td>July 4, 2011</td></tr><tr class="alt"><th><a href="https://wordpress.org/news/2011/12/sonny/">3.3</a></th><td>Sonny Stitt</td><td>December 12, 2011</td></tr><tr><th><a href="https://wordpress.org/news/2012/06/green/">3.4</a></th><td>Grant Green</td><td>June 13, 2012</td></tr><tr class="alt"><th><a href="https://wordpress.org/news/2012/12/elvin/">3.5</a></th><td>Elvin Jones</td><td>December 11, 2012</td></tr><tr><th><a href="https://wordpress.org/news/2013/08/oscar/">3.6</a></th><td>Oscar Peterson</td><td>August 1, 2013</td></tr><tr class="alt"><th><a href="https://wordpress.org/news/2013/10/basie/">3.7</a></th><td>Count Basie</td><td>October 24, 2013</td></tr><tr><th><a href="https://wordpress.org/news/2013/12/parker/">3.8</a></th><td>Charlie Parker</td><td>December 12, 2013</td></tr><tr class="alt"><th><a href="https://wordpress.org/news/2014/04/smith/">3.9</a></th><td>Jimmy Smith</td><td>April 16, 2014</td></tr><tr><th><a href="https://wordpress.org/news/2014/09/benny/">4.0</a></th><td>Benny Goodman</td><td>September 4, 2014</td></tr><tr class="alt"><th><a href="https://wordpress.org/news/2014/12/dinah/">4.1</a></th><td>Dinah Washington</td><td>December 18, 2014</td></tr><tr><th><a href="https://wordpress.org/news/2015/04/powell/">4.2</a></th><td>Bud Powell</td><td>April 23, 2015</td></tr><tr class="alt"><th><a href="https://wordpress.org/news/2015/08/billie/">4.3</a></th><td>Billie Holiday</td><td>August 18, 2015</td></tr><tr><th><a href="https://wordpress.org/news/2015/12/clifford/">4.4</a></th><td>Clifford Brown</td><td>December 8, 2015</td></tr><tr class="alt"><th><a href="https://wordpress.org/news/2016/04/coleman/">4.5</a></th><td>Coleman Hawkins</td><td>April 12, 2016</td></tr><tr><th><a href="https://wordpress.org/news/2016/08/pepper/">4.6</a></th><td>Pepper Adams</td><td>August 16, 2016</td></tr><tr class="alt"><th><a href="https://wordpress.org/news/2016/12/vaughan/">4.7</a></th><td>Sarah Vaughan</td><td>December 6, 2016</td></tr></tbody></table>',
 			'<!-- /wp:core/table -->',
+
+			'<!-- wp:core/preformatted -->',
+			'<pre>Some <em>preformatted</em> text...<br>And more!</pre>',
+			'<!-- /wp:core/preformatted -->',
+
 		].join( '' ),
 	},
 };