class RewindableGenerator

@internal

Hierarchy

  • class \Symfony\Component\DependencyInjection\Argument\RewindableGenerator implements \Symfony\Component\DependencyInjection\Argument\IteratorAggregate, \Symfony\Component\DependencyInjection\Argument\Countable

Expanded class hierarchy of RewindableGenerator

5 files declare their use of RewindableGenerator
CheckTypeDeclarationsPass.php in vendor/symfony/dependency-injection/Compiler/CheckTypeDeclarationsPass.php
Container.php in vendor/symfony/dependency-injection/Container.php
Container.php in core/lib/Drupal/Component/DependencyInjection/Container.php
ContainerBuilder.php in vendor/symfony/dependency-injection/ContainerBuilder.php
PhpArrayContainer.php in core/lib/Drupal/Component/DependencyInjection/PhpArrayContainer.php

File

vendor/symfony/dependency-injection/Argument/RewindableGenerator.php, line 17

Namespace

Symfony\Component\DependencyInjection\Argument
View source 
class RewindableGenerator implements \IteratorAggregate, \Countable {
    private \Closure $generator;
    private \Closure|int $count;
    public function __construct(callable $generator, int|callable $count) {
        $this->generator = $generator(...);
        $this->count = \is_int($count) ? $count : $count(...);
    }
    public function getIterator() : \Traversable {
        $g = $this->generator;
        return $g();
    }
    public function count() : int {
        if (!\is_int($count = $this->count)) {
            $this->count = $count();
        }
        return $this->count;
    }

}

Members

Title Modifiers Object type Summary
RewindableGenerator::$count private property
RewindableGenerator::$generator private property
RewindableGenerator::count public function
RewindableGenerator::getIterator public function
RewindableGenerator::__construct public function