155 lines
		
	
	
		
			5.0 KiB
		
	
	
	
		
			PHP
		
	
	
	
	
	
			
		
		
	
	
			155 lines
		
	
	
		
			5.0 KiB
		
	
	
	
		
			PHP
		
	
	
	
	
	
| <?php
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| 
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| /*
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|  * This file is part of the Symfony package.
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|  *
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|  * (c) Fabien Potencier <fabien@symfony.com>
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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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| 
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| namespace Symfony\Component\Console\Input;
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| 
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| use Symfony\Component\Console\Command\Command;
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| use Symfony\Component\Console\Completion\CompletionInput;
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| use Symfony\Component\Console\Completion\CompletionSuggestions;
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| use Symfony\Component\Console\Completion\Suggestion;
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| use Symfony\Component\Console\Exception\InvalidArgumentException;
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| use Symfony\Component\Console\Exception\LogicException;
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| 
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| /**
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|  * Represents a command line argument.
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|  *
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|  * @author Fabien Potencier <fabien@symfony.com>
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|  */
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| class InputArgument
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| {
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|     public const REQUIRED = 1;
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|     public const OPTIONAL = 2;
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|     public const IS_ARRAY = 4;
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| 
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|     private string $name;
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|     private int $mode;
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|     private string|int|bool|array|null|float $default;
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|     private array|\Closure $suggestedValues;
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|     private string $description;
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| 
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|     /**
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|      * @param string                                                                        $name            The argument name
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|      * @param int|null                                                                      $mode            The argument mode: a bit mask of self::REQUIRED, self::OPTIONAL and self::IS_ARRAY
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|      * @param string                                                                        $description     A description text
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|      * @param string|bool|int|float|array|null                                              $default         The default value (for self::OPTIONAL mode only)
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|      * @param array|\Closure(CompletionInput,CompletionSuggestions):list<string|Suggestion> $suggestedValues The values used for input completion
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|      *
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|      * @throws InvalidArgumentException When argument mode is not valid
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|      */
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|     public function __construct(string $name, ?int $mode = null, string $description = '', string|bool|int|float|array|null $default = null, \Closure|array $suggestedValues = [])
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|     {
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|         if (null === $mode) {
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|             $mode = self::OPTIONAL;
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|         } elseif ($mode > 7 || $mode < 1) {
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|             throw new InvalidArgumentException(sprintf('Argument mode "%s" is not valid.', $mode));
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|         }
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| 
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|         $this->name = $name;
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|         $this->mode = $mode;
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|         $this->description = $description;
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|         $this->suggestedValues = $suggestedValues;
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| 
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|         $this->setDefault($default);
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|     }
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| 
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|     /**
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|      * Returns the argument name.
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|      */
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|     public function getName(): string
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|     {
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|         return $this->name;
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|     }
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| 
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|     /**
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|      * Returns true if the argument is required.
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|      *
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|      * @return bool true if parameter mode is self::REQUIRED, false otherwise
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|      */
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|     public function isRequired(): bool
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|     {
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|         return self::REQUIRED === (self::REQUIRED & $this->mode);
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|     }
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| 
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|     /**
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|      * Returns true if the argument can take multiple values.
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|      *
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|      * @return bool true if mode is self::IS_ARRAY, false otherwise
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|      */
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|     public function isArray(): bool
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|     {
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|         return self::IS_ARRAY === (self::IS_ARRAY & $this->mode);
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|     }
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| 
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|     /**
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|      * Sets the default value.
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|      *
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|      * @return void
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|      *
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|      * @throws LogicException When incorrect default value is given
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|      */
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|     public function setDefault(string|bool|int|float|array|null $default = null)
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|     {
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|         if (1 > \func_num_args()) {
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|             trigger_deprecation('symfony/console', '6.2', 'Calling "%s()" without any arguments is deprecated, pass null explicitly instead.', __METHOD__);
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|         }
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|         if ($this->isRequired() && null !== $default) {
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|             throw new LogicException('Cannot set a default value except for InputArgument::OPTIONAL mode.');
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|         }
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| 
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|         if ($this->isArray()) {
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|             if (null === $default) {
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|                 $default = [];
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|             } elseif (!\is_array($default)) {
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|                 throw new LogicException('A default value for an array argument must be an array.');
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|             }
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|         }
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| 
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|         $this->default = $default;
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|     }
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| 
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|     /**
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|      * Returns the default value.
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|      */
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|     public function getDefault(): string|bool|int|float|array|null
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|     {
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|         return $this->default;
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|     }
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| 
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|     public function hasCompletion(): bool
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|     {
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|         return [] !== $this->suggestedValues;
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|     }
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| 
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|     /**
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|      * Adds suggestions to $suggestions for the current completion input.
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|      *
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|      * @see Command::complete()
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|      */
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|     public function complete(CompletionInput $input, CompletionSuggestions $suggestions): void
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|     {
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|         $values = $this->suggestedValues;
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|         if ($values instanceof \Closure && !\is_array($values = $values($input))) {
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|             throw new LogicException(sprintf('Closure for argument "%s" must return an array. Got "%s".', $this->name, get_debug_type($values)));
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|         }
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|         if ($values) {
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|             $suggestions->suggestValues($values);
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|         }
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|     }
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| 
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|     /**
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|      * Returns the description text.
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|      */
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|     public function getDescription(): string
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|     {
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|         return $this->description;
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|     }
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| }
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