/// Escape tags in such a way that it is suitable for inclusion in a
/// Graphviz HTML label.
pub fn escape_html(s: &str) -> String {
- s.replace("&", "&").replace("\"", """).replace("<", "<").replace(">", ">")
+ s.replace('&', "&").replace('\"', """).replace('<', "<").replace('>', ">")
}
impl<'a> LabelText<'a> {