// Template Root attribute rules
// - No if binding allowed
// - No property bindings allowed
// - Dynamic attr bindings are ok
// - Dynamic style bindings are ok
// - Style bindings are ok
// - Event subscriptions are ok
// - Input handler declarations are ok
// - Context variables are ok
public static StructList <AttributeDefinition> MergeExpandedAttributes(StructList <AttributeDefinition> innerAttributes, StructList <AttributeDefinition> outerAttributes)
{
StructList <AttributeDefinition> output = null;
if (innerAttributes == null)
{
if (outerAttributes == null)
{
return(null);
}
output = new StructList <AttributeDefinition>(outerAttributes.size);
for (int i = 0; i < outerAttributes.size; i++)
{
AttributeDefinition attr = outerAttributes.array[i];
output.AddUnsafe(attr);
}
return(output);
}
if (outerAttributes == null)
{
output = new StructList <AttributeDefinition>(innerAttributes.size);
for (int i = 0; i < innerAttributes.size; i++)
{
AttributeDefinition attr = innerAttributes.array[i];
attr.flags |= AttributeFlags.InnerContext;
output.AddUnsafe(attr);
}
return(output);
}
output = new StructList <AttributeDefinition>(innerAttributes.size + outerAttributes.size);
for (int i = 0; i < innerAttributes.size; i++)
{
AttributeDefinition attr = innerAttributes.array[i];
attr.flags |= AttributeFlags.InnerContext;
output.AddUnsafe(attr);
}
const AttributeType replacedType = AttributeType.Attribute | AttributeType.InstanceStyle;
for (int i = 0; i < outerAttributes.size; i++)
{
ref AttributeDefinition attr = ref outerAttributes.array[i];
int idx = ContainsAttr(attr, output);
if (idx == -1)
{
output.AddUnsafe(attr);
continue;
}
if ((attr.type & replacedType) != 0)
{
output.array[idx] = attr;
}
else
{
output.AddUnsafe(attr);
}
}