Check if value is a valid Generator.
| public static isGeneratorContainer ( mixed $value ) : boolean | ||
| $value | mixed | |
| Результат | boolean | |
public function testIsGeneratorContainer()
{
$gen = (function () {
(yield 1);
})();
$con = new GeneratorContainer($gen);
$this->assertTrue(TypeUtils::isGeneratorContainer($con));
$this->assertFalse(TypeUtils::isGeneratorContainer($gen));
}
/**
* Recursively search yieldable values.
* Each entries are assoc those contain keys 'value' and 'keylist'.
* value -> the value itself.
* keylist -> position of the value. nests are represented as array values.
* @param mixed $value Must be already normalized.
* @param array $keylist Internally used.
* @param array &$runners Running cURL or Generator identifiers.
* @return array
*/
public static function getYieldables($value, array $keylist = [], array &$runners = [])
{
$r = [];
if (!is_array($value)) {
if (TypeUtils::isCurl($value) || TypeUtils::isGeneratorContainer($value)) {
if (isset($runners[(string) $value])) {
throw new \DomainException('Duplicated cURL resource or Generator instance found.');
}
$r[(string) $value] = $runners[(string) $value] = ['value' => $value, 'keylist' => $keylist];
}
return $r;
}
foreach ($value as $k => $v) {
$newlist = array_merge($keylist, [$k]);
$r = array_merge($r, self::getYieldables($v, $newlist, $runners));
}
return $r;
}
/**
* Promise all changes in yieldables are prepared.
* @param array $yieldables
* @param bool $throw_acceptable
* @return PromiseInterface
*/
private function promiseAll(array $yieldables, $throw_acceptable)
{
$promises = [];
foreach ($yieldables as $yieldable) {
// Add or enqueue cURL handles
if (TypeUtils::isCurl($yieldable['value'])) {
$promises[(string) $yieldable['value']] = $this->pool->addCurl($yieldable['value']);
continue;
}
// Process generators
if (TypeUtils::isGeneratorContainer($yieldable['value'])) {
$promises[(string) $yieldable['value']] = $this->processGeneratorContainer($yieldable['value']);
continue;
}
}
// If caller cannot accept exception,
// we handle rejected value as resolved.
if (!$throw_acceptable) {
$promises = array_map(['\\mpyw\\Co\\Internal\\YieldableUtils', 'safePromise'], $promises);
}
return \React\Promise\all($promises);
}
