Doc: Refactored documentation, split it into smaller articles, and added search (#9132)

packages/utils/html.ts

@@ -2,4 +2,41 @@
 
 const Entities = require('html-entities').AllHtmlEntities;
 
+const selfClosingElements = [
+	'area',
+	'base',
+	'basefont',
+	'br',
+	'col',
+	'command',
+	'embed',
+	'frame',
+	'hr',
+	'img',
+	'input',
+	'isindex',
+	'keygen',
+	'link',
+	'meta',
+	'param',
+	'source',
+	'track',
+	'wbr',
+];
+
 export const htmlentities = new Entities().encode;
+
+export const attributesHtml = (attr: Record<string, any>) => {
+	const output = [];
+
+	for (const n in attr) {
+		if (!attr.hasOwnProperty(n)) continue;
+		output.push(`${n}="${htmlentities(attr[n])}"`);
+	}
+
+	return output.join(' ');
+};
+
+export const isSelfClosingTag = (tagName: string) => {
+	return selfClosingElements.includes(tagName.toLowerCase());
+};