Highlight sample code

client/helpers/highlight.js

@@ -0,0 +1,11 @@
+import hljs from 'highlight.js';
+
+const highlight = (input, language) => {
+    const lang = language || 'html';
+    const { value } = hljs.highlight(lang, input);
+    const highlighted = value.replace('&', '&').trim();
+
+    return `<code class="hljs ${lang}">${highlighted}</code>`;
+};
+
+export default highlight;