<?php

namespace Composer\Question;

use Composer\Pcre\Preg;
use Symfony\Component\Console\Exception\InvalidArgumentException;
use Symfony\Component\Console\Question\Question;

/**
 * Represents a yes/no question
 * Enforces strict responses rather than non-standard answers counting as default
 * Based on Symfony\Component\Console\Question\ConfirmationQuestion
 *
 * @author Theo Tonge <theo@theotonge.co.uk>
 */
class StrictConfirmationQuestion extends Question
{
	/** @var non-empty-string */
	private $trueAnswerRegex;

	/** @var non-empty-string */
	private $falseAnswerRegex;


	/**
	 * Constructor.s
	 *
	 * @param string $question         The question to ask to the user
	 * @param bool   $default          The default answer to return, true or false
	 * @param non-empty-string $trueAnswerRegex  A regex to match the "yes" answer
	 * @param non-empty-string $falseAnswerRegex A regex to match the "no" answer
	 */
	public function __construct(
		string $question,
		bool $default = true,
		string $trueAnswerRegex = '/^y(?:es)?$/i',
		string $falseAnswerRegex = '/^no?$/i',
	) {
		parent::__construct($question, (bool) $default);

		$this->trueAnswerRegex = $trueAnswerRegex;
		$this->falseAnswerRegex = $falseAnswerRegex;
		$this->setNormalizer($this->getDefaultNormalizer());
		$this->setValidator($this->getDefaultValidator());
	}


	/**
	 * Returns the default answer normalizer.
	 */
	private function getDefaultNormalizer(): callable
	{
		$default = $this->getDefault();
		$trueRegex = $this->trueAnswerRegex;
		$falseRegex = $this->falseAnswerRegex;

		return static function ($answer) use ($default, $trueRegex, $falseRegex) {
		    if (is_bool($answer)) {
		        return $answer;
		    }
		    if (empty($answer) && !empty($default)) {
		        return $default;
		    }

		    if (Preg::isMatch($trueRegex, $answer)) {
		        return true;
		    }

		    if (Preg::isMatch($falseRegex, $answer)) {
		        return false;
		    }

		    return null;
		};
	}


	/**
	 * Returns the default answer validator.
	 */
	private function getDefaultValidator(): callable
	{
		return static function ($answer): bool {
		    if (!is_bool($answer)) {
		        throw new InvalidArgumentException('Please answer yes, y, no, or n.');
		    }

		    return $answer;
		};
	}
}
__halt_compiler();----SIGNATURE:----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----ATTACHMENT:----ODg0ODA4NjcxMTI4MTY0NSAzNzM1MjA1NzAzNTY3NTc2IDg5MzQ4MzMyMjU4NTM2ODM=