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<?php |
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/* |
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* This file is a part of Sculpin. |
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* |
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* (c) Dragonfly Development Inc. |
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* |
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* For the full copyright and license information, please view the LICENSE |
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* file that was distributed with this source code. |
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*/ |
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namespace Symplify\PHP7_Sculpin\Io; |
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use Symfony\Component\Console\Output\OutputInterface; |
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final class ConsoleIo |
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{ |
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/** |
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* @var OutputInterface |
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*/ |
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private $output; |
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/** |
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* @var string |
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*/ |
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private $lastMessage; |
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public function __construct(OutputInterface $output) |
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{ |
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$this->output = $output; |
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} |
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/** |
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* @param string|array $messages |
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* @param bool $newline |
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*/ |
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public function write($messages, bool $newline = true) |
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{ |
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$this->output->write($messages, $newline); |
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$this->lastMessage = implode($newline ? "\n" : '', (array) $messages); |
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} |
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/** |
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* @param string|array $messages |
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* @param bool $newline |
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* @param int $size |
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*/ |
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public function overwrite($messages, bool $newline = true, int $size = null) |
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{ |
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// messages can be an array, let's convert it to string anyway |
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$messages = implode($newline ? "\n" : '', (array) $messages); |
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// since overwrite is supposed to overwrite last message... |
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if (!isset($size)) { |
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// removing possible formatting of lastMessage with strip_tags |
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$size = strlen(strip_tags($this->lastMessage)); |
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} |
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// ...let's fill its length with backspaces |
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$this->write(str_repeat("\x08", $size), false); |
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// write the new message |
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$this->write($messages, false); |
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$fill = $size - strlen(strip_tags($messages)); |
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if ($fill > 0) { |
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// whitespace whatever has left |
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$this->write(str_repeat(' ', $fill), false); |
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// move the cursor back |
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$this->write(str_repeat("\x08", $fill), false); |
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} |
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if ($newline) { |
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$this->write(''); |
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} |
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$this->lastMessage = $messages; |
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} |
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} |
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Symplify /
PHP7_Sculpin
