Merge pull request #100 from jugglerchris/better_selectors

Remove a panic and support <font color="...">.

src/css.rs

@@ -180,8 +180,13 @@ impl StyleData {
     /// Add some CSS source to be included.  The source will be parsed
     /// and the relevant and supported features extracted.
     pub fn add_css(&mut self, css: &str) {
-        let ss = StyleSheet::parse(css, ParserOptions::default()).unwrap();
-        html_trace!("add css [[{}]]", css);
+        let ss = match StyleSheet::parse(css, ParserOptions::default()) {
+            Ok(ss) => ss,
+            Err(_e) => {
+                html_trace!("failed to parse CSS: {}, [[{}]]", _e, css);
+                return;
+            }
+        };
 
         for rule in &ss.rules.0 {
             match rule {

src/lib.rs

@@ -1101,6 +1101,27 @@ fn process_dom_node<'a, 'b, 'c, T: Write>(
                         }
                     }
                 }
+                #[cfg(feature = "css")]
+                expanded_name!(html "font") => {
+                    let mut colour = None;
+                    if context.use_doc_css {
+                        use lightningcss::traits::Parse;
+                        let borrowed = attrs.borrow();
+                        for attr in borrowed.iter() {
+                            if &attr.name.local == "color" {
+                                colour = CssColor::parse_string(&*attr.value)
+                                    .ok()
+                                    .and_then(|c| TryFrom::try_from(&c).ok());
+                                break;
+                            }
+                        }
+                    }
+                    if let Some(colour) = colour {
+                        pending(handle, move |_, cs| Ok(Some(RenderNode::new(Coloured(colour, vec![RenderNode::new(Container(cs))])))))
+                    } else {
+                        pending(handle, |_, cs| Ok(Some(RenderNode::new(Container(cs)))))
+                    }
+                }
                 expanded_name!(html "a") => {
                     let borrowed = attrs.borrow();
                     let mut target = None;