static public PersistentVector create1(IEnumerable items)
{
// optimize common case
IList ilist = items as IList;
if (ilist != null)
{
int size = ilist.Count;
if (size <= 32)
{
Object[] arr = new Object[size];
ilist.CopyTo(arr, 0);
return(new PersistentVector(size, 5, PersistentVector.EmptyNode, arr));
}
}
ITransientCollection ret = EMPTY.asTransient();
foreach (object item in items)
{
ret = ret.conj(item);
}
return((PersistentVector)ret.persistent());
}
static public PersistentVector create1(ICollection items)
{
ITransientCollection ret = EMPTY.asTransient();
foreach (object item in items)
{
ret = ret.conj(item);
}
return((PersistentVector)ret.persistent());
}
static public PersistentVector create(ISeq items)
{
ITransientCollection ret = EMPTY.asTransient();
for (; items != null; items = items.next())
{
ret = ret.conj(items.first());
}
return((PersistentVector)ret.persistent());
}
private object ReadSet(TextReader source)
{
ConsumeChar(source);
ReadWhiteSpace(source);
ITransientCollection transientSet = PersistentHashSet.EMPTY.asTransient();
while (PeekChar(source) != '}')
{
transientSet = transientSet.conj(Read(source));
ReadWhiteSpace(source);
}
ConsumeChar(source);
return(transientSet.persistent());
}
private object ReadVector(TextReader source)
{
ConsumeChar(source);
ReadWhiteSpace(source);
ITransientCollection transientVector = PersistentVector.EMPTY.asTransient();
while (PeekChar(source) != ']')
{
transientVector = transientVector.conj(Read(source));
ReadWhiteSpace(source);
}
ConsumeChar(source);
return(transientVector.persistent());
}