From eb0cd93d7d6bd30e8d208d3117fc413f0071be0e Mon Sep 17 00:00:00 2001
From: Bobby Holley <bobbyholley@gmail.com>
Date: Fri, 29 Apr 2016 15:52:00 -0700
Subject: [PATCH] Implement has_class.

---
 ports/geckolib/wrapper.rs | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/ports/geckolib/wrapper.rs b/ports/geckolib/wrapper.rs
index 69377761df5..edf007a0016 100644
--- a/ports/geckolib/wrapper.rs
+++ b/ports/geckolib/wrapper.rs
@@ -454,8 +454,10 @@ impl<'le> ::selectors::Element for GeckoElement<'le> {
         self.get_attr(&ns!(), &atom!("id")).map(|s| Atom::from(s))
     }
 
-    fn has_class(&self, _name: &Atom) -> bool {
-        unimplemented!()
+    fn has_class(&self, name: &Atom) -> bool {
+        // FIXME(bholley): Do this smarter.
+        self.get_attr(&ns!(), &atom!("class"))
+            .map_or(false, |classes| classes.split(" ").any(|n| &Atom::from(n) == name))
     }
 
     fn each_class<F>(&self, mut callback: F) where F: FnMut(&Atom) {