%PDF- %PDF-
Direktori : /home/silvzytp/calling_code/vendor/psy/psysh/src/Output/ |
Current File : //home/silvzytp/calling_code/vendor/psy/psysh/src/Output/ShellOutput.php |
<?php /* * This file is part of Psy Shell. * * (c) 2012-2022 Justin Hileman * * For the full copyright and license information, please view the LICENSE * file that was distributed with this source code. */ namespace Psy\Output; use Symfony\Component\Console\Formatter\OutputFormatter; use Symfony\Component\Console\Formatter\OutputFormatterInterface; use Symfony\Component\Console\Output\ConsoleOutput; /** * A ConsoleOutput subclass specifically for Psy Shell output. */ class ShellOutput extends ConsoleOutput { const NUMBER_LINES = 128; private $paging = 0; /** @var OutputPager */ private $pager; /** @var Theme */ private $theme; /** * Construct a ShellOutput instance. * * @param mixed $verbosity (default: self::VERBOSITY_NORMAL) * @param bool|null $decorated (default: null) * @param OutputFormatterInterface|null $formatter (default: null) * @param string|OutputPager|null $pager (default: null) */ public function __construct($verbosity = self::VERBOSITY_NORMAL, $decorated = null, OutputFormatterInterface $formatter = null, $pager = null, $theme = null) { parent::__construct($verbosity, $decorated, $formatter); $this->theme = $theme ?? new Theme('modern'); $this->initFormatters(); if ($pager === null) { $this->pager = new PassthruPager($this); } elseif (\is_string($pager)) { $this->pager = new ProcOutputPager($this, $pager); } elseif ($pager instanceof OutputPager) { $this->pager = $pager; } else { throw new \InvalidArgumentException('Unexpected pager parameter: '.$pager); } } /** * Page multiple lines of output. * * The output pager is started * * If $messages is callable, it will be called, passing this output instance * for rendering. Otherwise, all passed $messages are paged to output. * * Upon completion, the output pager is flushed. * * @param string|array|\Closure $messages A string, array of strings or a callback * @param int $type (default: 0) */ public function page($messages, int $type = 0) { if (\is_string($messages)) { $messages = (array) $messages; } if (!\is_array($messages) && !\is_callable($messages)) { throw new \InvalidArgumentException('Paged output requires a string, array or callback'); } $this->startPaging(); if (\is_callable($messages)) { $messages($this); } else { $this->write($messages, true, $type); } $this->stopPaging(); } /** * Start sending output to the output pager. */ public function startPaging() { $this->paging++; } /** * Stop paging output and flush the output pager. */ public function stopPaging() { $this->paging--; $this->closePager(); } /** * Writes a message to the output. * * Optionally, pass `$type | self::NUMBER_LINES` as the $type parameter to * number the lines of output. * * @throws \InvalidArgumentException When unknown output type is given * * @param string|array $messages The message as an array of lines or a single string * @param bool $newline Whether to add a newline or not * @param int $type The type of output */ public function write($messages, $newline = false, $type = 0) { if ($this->getVerbosity() === self::VERBOSITY_QUIET) { return; } $messages = (array) $messages; if ($type & self::NUMBER_LINES) { $pad = \strlen((string) \count($messages)); $template = $this->isDecorated() ? "<aside>%{$pad}s</aside>: %s" : "%{$pad}s: %s"; if ($type & self::OUTPUT_RAW) { $messages = \array_map([OutputFormatter::class, 'escape'], $messages); } foreach ($messages as $i => $line) { $messages[$i] = \sprintf($template, $i, $line); } // clean this up for super. $type = $type & ~self::NUMBER_LINES & ~self::OUTPUT_RAW; } parent::write($messages, $newline, $type); } /** * Writes a message to the output. * * Handles paged output, or writes directly to the output stream. * * @param string $message A message to write to the output * @param bool $newline Whether to add a newline or not */ public function doWrite($message, $newline) { if ($this->paging > 0) { $this->pager->doWrite($message, $newline); } else { parent::doWrite($message, $newline); } } /** * Set the output Theme. */ public function setTheme(Theme $theme) { $this->theme = $theme; $this->initFormatters(); } /** * Flush and close the output pager. */ private function closePager() { if ($this->paging <= 0) { $this->pager->close(); } } /** * Initialize output formatter styles. */ private function initFormatters() { $useGrayFallback = !$this->grayExists(); $this->theme->applyStyles($this->getFormatter(), $useGrayFallback); $this->theme->applyErrorStyles($this->getErrorOutput()->getFormatter(), $useGrayFallback); } /** * Checks if the "gray" color exists on the output. * * @return bool */ private function grayExists(): bool { try { $this->write('<fg=gray></>'); } catch (\InvalidArgumentException $e) { return false; } return true; } }