/**
* @param array|\Traversable $xs
* @param array|\Traversable $ys
* @param JoinSelector $valueJoinSelector
* @param JoinSelector $keyJoinSelector
*/
public function __construct($xs, $ys, $valueJoinSelector, $keyJoinSelector)
{
$this->valueJoinSelector = $valueJoinSelector;
$this->keyJoinSelector = $keyJoinSelector;
$this->it0 = IteratorUtil::iterator($xs);
$this->it1 = IteratorUtil::iterator($ys);
}
/**
* @param array|\Traversable $xs
*/
public function __construct($xs)
{
$this->it = IteratorUtil::iterator($xs);
$this->rewinded = false;
$this->cache = array();
$this->cacheSize = 0;
}
/**
* @param array|\Traversable $xs
* @param Selector $groupingKeySelector
* @param Selector $elementSelector
* @param EqualityComparer $eqComparer
*/
public function __construct($xs, $groupingKeySelector, $elementSelector, $eqComparer)
{
$this->it = IteratorUtil::iterator($xs);
$this->groupingKeySelector = $groupingKeySelector;
$this->elementSelector = $elementSelector;
$this->eqComparer = $eqComparer;
}
/**
* @param array|\Traversable $xs
* @param int $chunkSize
* @throws \InvalidArgumentException
*/
public function __construct($xs, $chunkSize)
{
if ($chunkSize < 1) {
throw new \InvalidArgumentException("chunkSize must be greater than 0");
}
$this->it = IteratorUtil::iterator($xs);
$this->chunkSize = $chunkSize;
}
/**
* @param mixed $key
* @return GroupingGinq
*/
public function get($key)
{
/**
* @var \ArrayObject $xs
*/
$xs = $this->dict->get($key, array());
return new GroupingGinq(IteratorUtil::iterator($xs), $key);
}
/**
* @param array|\Traversable $outer
* @param array|\Traversable $inner
* @param Selector $outerKeySelector
* @param Selector $innerKeySelector
* @param JoinSelector $valueJoinSelector
* @param JoinSelector $keyJoinSelector
* @param EqualityComparer $eqComparer
*/
public function __construct($outer, $inner, $outerKeySelector, $innerKeySelector, $valueJoinSelector, $keyJoinSelector, $eqComparer)
{
$this->outer = IteratorUtil::iterator($outer);
$this->inner = IteratorUtil::iterator($inner);
$this->outerKeySelector = $outerKeySelector;
$this->innerKeySelector = $innerKeySelector;
$this->valueJoinSelector = $valueJoinSelector;
$this->keyJoinSelector = $keyJoinSelector;
$this->eqComparer = $eqComparer;
}
/**
* @param array|\Traversable $xs
* @param EqualityComparer $eqComparer
*/
public function __construct($xs, $eqComparer)
{
$this->it = IteratorUtil::iterator($xs);
$this->eqComparer = $eqComparer;
}
/**
* @param array|\Traversable $xs
*/
public function __construct($xs)
{
$this->it = IteratorUtil::iterator($xs);
}
/**
* @param array|\Traversable $xs
* @param Predicate $predicate
*/
public function __construct($xs, $predicate)
{
$this->it = IteratorUtil::iterator($xs);
$this->predicate = $predicate;
}
/**
* @param array|\Traversable $xs
* @param Comparer $comparer
*/
public function __construct($xs, $comparer)
{
$this->src = IteratorUtil::iterator($xs);
$this->comparer = $comparer;
}
/**
* @param array|\Traversable $xs
* @param \Closure $fn
*/
public function __construct($xs, $fn)
{
$this->it = IteratorUtil::iterator($xs);
$this->fn = $fn;
}
/**
* @param array|\Traversable $xs
* @param Selector $valueSelector
* @param Selector $keySelector
*/
public function __construct($xs, $valueSelector, $keySelector)
{
$this->it = IteratorUtil::iterator($xs);
$this->valueSelector = $valueSelector;
$this->keySelector = $keySelector;
}
protected function fetchIfValid()
{
if ($this->outer->valid()) {
$outerV = $this->outer->current();
$outerK = $this->outer->key();
$compareKey = $this->outerCompareKeySelector->select($outerV, $outerK);
$inners = $this->lookup->get($compareKey);
$inners = new GroupingGinq(IteratorUtil::iterator($inners), $compareKey);
$this->v = $this->resultValueSelector->select($outerV, $inners, $outerK, $compareKey);
$this->k = $this->outer->key();
}
}
public function rewind()
{
$f = $this->sourceFactory;
$this->it = IteratorUtil::iterator($f());
$this->it->rewind();
}
protected function fetchOuter()
{
if ($this->outer->valid()) {
$this->outerV = $this->outer->current();
$this->outerK = $this->outer->key();
$this->inner = IteratorUtil::iterator($this->manySelector->select($this->outerV, $this->outerK));
$this->inner->rewind();
} else {
$this->inner = null;
}
}
/**
* @param array|\Iterator|\IteratorAggregate $rhs
* @return bool
*/
public function sequenceEquals($rhs)
{
$eqComparer = EqualityComparerResolver::resolve(null, EqualityComparer::getDefault());
$lhs = $this->getIterator();
$rhs = IteratorUtil::iterator($rhs);
if ($lhs instanceof \Countable && $rhs instanceof \Countable) {
if ($lhs->count() !== $rhs->count()) {
return false;
}
}
$lhs->rewind();
$rhs->rewind();
while ($lhs->valid()) {
$v0 = $lhs->current();
if ($rhs->valid()) {
$v1 = $rhs->current();
if (!$eqComparer->equals($v0, $v1)) {
return false;
}
$rhs->next();
} else {
return false;
}
$lhs->next();
}
return true;
}
/**
* @param array|\Traversable $xs
* @param array|\Traversable $ys
*/
public function __construct($xs, $ys)
{
$this->it0 = IteratorUtil::iterator($xs);
$this->it1 = IteratorUtil::iterator($ys);
}
