public virtual void __construct(Traversable iterator, string classname = null)
{
if (classname != null)
{
//var downcast = ctx.ResolveType(PhpVariable.AsString(classname), null, this.iterator.TypeDesc, null, ResolveTypeFlags.ThrowErrors);
PhpException.ArgumentValueNotSupported(nameof(classname), classname);
throw new NotImplementedException();
}
_iterator = iterator;
_valid = false;
_enumerator = null;
if (iterator is Iterator)
{
// ok
}
else
{
PhpException.InvalidArgument(nameof(iterator));
}
//rewind(context); // not in PHP, performance reasons (foreach causes rewind() itself)
}
internal protected void rewindImpl()
{
if (_iterator != null)
{
// we can make use of standard foreach enumerator
_enumerator = Operators.GetForeachEnumerator(_iterator, true, default(RuntimeTypeHandle));
//
_valid = _enumerator.MoveNext();
}
}
public virtual void rewind()
{
if (_iterator != null)
{
// we can make use of standard foreach enumerator
_enumerator = Operators.GetForeachEnumerator(_iterator, true, default(RuntimeTypeHandle));
//
_valid = _enumerator.MoveNext();
}
}
/// <summary>
/// Creates array from PHP enumerator.
/// </summary>
internal static PhpArray Create(IPhpEnumerator phpenumerator)
{
Debug.Assert(phpenumerator != null);
var arr = new PhpArray();
while (phpenumerator.MoveNext())
{
var current = phpenumerator.Current;
arr.Add(current.Key.ToIntStringKey(), current.Value);
}
//
return(arr);
}