1 files changed, 23 insertions, 0 deletions
diff --git a/packages/gitbook-html/lib/dom.js b/packages/gitbook-html/lib/dom.js
new file mode 100644
index 0000000..2c2eaf7
--- /dev/null
+++ b/packages/gitbook-html/lib/dom.js
@@ -0,0 +1,23 @@
+var _ = require('lodash');
+var cheerio = require('cheerio');
+
+// Parse an HTML string and return its content
+function parse(html) {
+    var $ = cheerio.load('<div>'+html+'</div>');
+    var $el = $('html, body').first();
+
+    return $el.length > 0? $el : $;
+}
+
+// Return text node of an element
+function textNode($el) {
+    return _.reduce($el.children, function(text, e) {
+        if (e.type == 'text') text += e.data;
+        return text;
+    }, '');
+}
+
+module.exports = {
+    parse: parse,
+    textNode: textNode
+};