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Direktori : /home2/selectio/www/innerstore/vendor/psy/psysh/src/Command/ListCommand/ |
Current File : /home2/selectio/www/innerstore/vendor/psy/psysh/src/Command/ListCommand/VariableEnumerator.php |
<?php /* * This file is part of Psy Shell. * * (c) 2012-2023 Justin Hileman * * For the full copyright and license information, please view the LICENSE * file that was distributed with this source code. */ namespace Psy\Command\ListCommand; use Psy\Context; use Psy\VarDumper\Presenter; use Symfony\Component\Console\Input\InputInterface; /** * Variable Enumerator class. */ class VariableEnumerator extends Enumerator { // n.b. this array is the order in which special variables will be listed private static $specialNames = [ '_', '_e', '__out', '__function', '__method', '__class', '__namespace', '__file', '__line', '__dir', ]; private $context; /** * Variable Enumerator constructor. * * Unlike most other enumerators, the Variable Enumerator needs access to * the current scope variables, so we need to pass it a Context instance. * * @param Presenter $presenter * @param Context $context */ public function __construct(Presenter $presenter, Context $context) { $this->context = $context; parent::__construct($presenter); } /** * {@inheritdoc} */ protected function listItems(InputInterface $input, \Reflector $reflector = null, $target = null): array { // only list variables when no Reflector is present. if ($reflector !== null || $target !== null) { return []; } // only list variables if we are specifically asked if (!$input->getOption('vars')) { return []; } $showAll = $input->getOption('all'); $variables = $this->prepareVariables($this->getVariables($showAll)); if (empty($variables)) { return []; } return [ 'Variables' => $variables, ]; } /** * Get scope variables. * * @param bool $showAll Include special variables (e.g. $_) * * @return array */ protected function getVariables(bool $showAll): array { $scopeVars = $this->context->getAll(); \uksort($scopeVars, function ($a, $b) { $aIndex = \array_search($a, self::$specialNames); $bIndex = \array_search($b, self::$specialNames); if ($aIndex !== false) { if ($bIndex !== false) { return $aIndex - $bIndex; } return 1; } if ($bIndex !== false) { return -1; } return \strnatcasecmp($a, $b); }); $ret = []; foreach ($scopeVars as $name => $val) { if (!$showAll && \in_array($name, self::$specialNames)) { continue; } $ret[$name] = $val; } return $ret; } /** * Prepare formatted variable array. * * @param array $variables * * @return array */ protected function prepareVariables(array $variables): array { // My kingdom for a generator. $ret = []; foreach ($variables as $name => $val) { if ($this->showItem($name)) { $fname = '$'.$name; $ret[$fname] = [ 'name' => $fname, 'style' => \in_array($name, self::$specialNames) ? self::IS_PRIVATE : self::IS_PUBLIC, 'value' => $this->presentRef($val), ]; } } return $ret; } }