protected function execute(array $arguments)
{
if (!($function = array_shift($arguments))) {
throw new InvalidArgumentException('missing function');
} elseif (!isset($arguments[0])) {
throw new InvalidArgumentException('least one list is required');
}
$map = array();
foreach ($arguments as &$list) {
if ($list instanceof IteratorAggregate) {
$list = $list->getIterator();
} elseif (is_array($list)) {
$list = new ArrayIterator($list);
} elseif (!$list instanceof Iterator) {
throw new InvalidArgumentException('expected list');
}
}
$map = array();
while (true) {
$values = array();
foreach ($arguments as $it) {
if (!$it->valid()) {
break 2;
}
$values[] = $it->current();
$it->next();
}
$map[] = Lisphp_Runtime_Function::call($function, $values);
}
return new Lisphp_List($map);
}
protected function execute(array $arguments)
{
list($predicate, $values) = $arguments;
$list = array();
foreach ($values as $value) {
if (Lisphp_Runtime_Function::call($predicate, array($value))) {
$list[] = $value;
}
}
return new Lisphp_List($list);
}
protected function execute(array $arguments)
{
list($aggregate, $values) = $arguments;
if ($hasResult = isset($arguments[2])) {
$result = $arguments[2];
}
foreach ($values as $value) {
$result = $hasResult ? Lisphp_Runtime_Function::call($aggregate, array($result, $value)) : $value;
$hasResult = true;
}
if ($hasResult) {
return $result;
}
throw new InvalidArgumentException('the initial value or one or more elements of the list are required');
}
public function testGenericCall530()
{
$f = function ($a, $b) {
return $a + $b;
};
$val = Lisphp_Runtime_Function::call($f, array(1, 2));
$this->assertEquals(3, $val);
}
function testGenericCall530()
{
if (version_compare(phpversion(), '5.3.0', '<')) {
$this->markTestSkipped('PHP version is less than 5.3.0.');
}
eval('$f = function($a, $b) { return $a + $b; };');
$val = Lisphp_Runtime_Function::call($f, array(1, 2));
$this->assertEquals(3, $val);
}