private static void VerifyMixinVariableReferences(List <string> globals, MixinBlock mixin)
{
var locallyDeclared = new List <string>();
locallyDeclared.AddRange(mixin.Parameters.Select(s => s.Name));
if (mixin.Parameters.Count() > 0)
{
locallyDeclared.Add("arguments");
}
var outer = new List <string>();
outer.AddRange(globals);
outer.AddRange(locallyDeclared);
VerifyBlockVariableReferences(outer, mixin.Properties);
}
/// <summary>
/// selector : (s select element s)+ arguments? ;
/// </summary>
/// <param name="node"></param>
/// <returns></returns>
private IEnumerable<ElementBlock> Selector(LessPegNode node)
{
var enumerator = node.Children().GetEnumerator();
while(enumerator.MoveNext())
{
ElementBlock block;
var selector = enumerator.Current.GetAsString(Src).Trim();
enumerator.MoveNext();
var name = enumerator.Current.GetAsString(Src);
var next = enumerator.Current.Next;
var isMixinWithArgs = next != null && next.Type() == EnLess.arguments;
if (isMixinWithArgs)
{
var mixinBlock = new MixinBlock(name, selector);
block = mixinBlock;
var arguments = GetMixinArguments(next, block);
enumerator.MoveNext();
foreach (var argument in arguments)
mixinBlock.Arguments.Add(argument);
}
else
block = new ElementBlock(name, selector);
yield return block;
}
}