public IEnumerable<CssRule> Rewrite(CssRule rule)
{
var styleRule = rule as StyleRule;
if (styleRule == null || rule.All(r => r.Kind == NodeKind.Declaration))
{
yield return rule;
yield break;
}
// Figure out how to eliminate this clone
var clone = (StyleRule)rule.CloneNode();
// Expand includes
foreach (var includeNode in clone.Children.OfType<IncludeNode>().ToArray())
{
scope = ExpandInclude(includeNode, clone);
clone.Children.Remove(includeNode);
}
var root = new List<CssRule>();
root.Add(clone);
foreach (var nestedRule in clone.Children.OfType<StyleRule>().ToArray())
{
foreach (var r in ExpandStyleRule(nestedRule, parent: clone))
{
root.Add(r);
}
}
foreach (var r in root)
{
if (r.HasChildren) yield return r;
}
}
