We ought to drop text nodes that are nothing but whitespace since not useful in HTML.

Author: rayd

lib/parse.js

@@ -70,11 +70,14 @@ module.exports = function parse(html, options) {
                 // calculate correct end of the content slice in case there's
                 // no tag after the text node.
                 var end = html.indexOf('<', start);
-                end = end === -1 ? undefined : end;
-                parent.push({
-                    type: 'text',
-                    content: html.slice(start, end)
-                });
+                var content = html.slice(start, end === -1 ? undefined : end);
+                // if a node is nothing but whitespace, no need to add it.
+                if (!/^\s*$/.test(content)) {
+                    parent.push({
+                        type: 'text',
+                        content: content
+                    });
+                }
             }
         }
     });