182 lines
		
	
	
		
			6.9 KiB
		
	
	
	
		
			PHP
		
	
	
	
	
	
			
		
		
	
	
			182 lines
		
	
	
		
			6.9 KiB
		
	
	
	
		
			PHP
		
	
	
	
	
	
<?php
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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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namespace Symfony\Component\Console\Attribute;
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use Symfony\Component\Console\Completion\CompletionInput;
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use Symfony\Component\Console\Completion\Suggestion;
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use Symfony\Component\Console\Exception\LogicException;
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use Symfony\Component\Console\Input\InputInterface;
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use Symfony\Component\Console\Input\InputOption;
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use Symfony\Component\String\UnicodeString;
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#[\Attribute(\Attribute::TARGET_PARAMETER)]
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class Option
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{
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    private const ALLOWED_TYPES = ['string', 'bool', 'int', 'float', 'array'];
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    private const ALLOWED_UNION_TYPES = ['bool|string', 'bool|int', 'bool|float'];
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    private string|bool|int|float|array|null $default = null;
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    private array|\Closure $suggestedValues;
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    private ?int $mode = null;
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    private string $typeName = '';
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    private bool $allowNull = false;
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    private string $function = '';
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    /**
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     * Represents a console command --option definition.
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     *
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     * If unset, the `name` value will be inferred from the parameter definition.
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     *
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     * @param array|string|null                                                          $shortcut        The shortcuts, can be null, a string of shortcuts delimited by | or an array of shortcuts
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     * @param array<string|Suggestion>|callable(CompletionInput):list<string|Suggestion> $suggestedValues The values used for input completion
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     */
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    public function __construct(
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        public string $description = '',
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        public string $name = '',
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        public array|string|null $shortcut = null,
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        array|callable $suggestedValues = [],
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    ) {
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        $this->suggestedValues = \is_callable($suggestedValues) ? $suggestedValues(...) : $suggestedValues;
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    }
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    /**
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     * @internal
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     */
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    public static function tryFrom(\ReflectionParameter $parameter): ?self
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    {
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        /** @var self $self */
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        if (null === $self = ($parameter->getAttributes(self::class, \ReflectionAttribute::IS_INSTANCEOF)[0] ?? null)?->newInstance()) {
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            return null;
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        }
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        if (($function = $parameter->getDeclaringFunction()) instanceof \ReflectionMethod) {
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            $self->function = $function->class.'::'.$function->name;
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        } else {
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            $self->function = $function->name;
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        }
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        $name = $parameter->getName();
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        $type = $parameter->getType();
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        if (!$parameter->isDefaultValueAvailable()) {
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            throw new LogicException(\sprintf('The option parameter "$%s" of "%s()" must declare a default value.', $name, $self->function));
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        }
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        if (!$self->name) {
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            $self->name = (new UnicodeString($name))->kebab();
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        }
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        $self->default = $parameter->getDefaultValue();
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        $self->allowNull = $parameter->allowsNull();
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        if ($type instanceof \ReflectionUnionType) {
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            return $self->handleUnion($type);
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        }
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        if (!$type instanceof \ReflectionNamedType) {
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            throw new LogicException(\sprintf('The parameter "$%s" of "%s()" must have a named type. Untyped or Intersection types are not supported for command options.', $name, $self->function));
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        }
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        $self->typeName = $type->getName();
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        if (!\in_array($self->typeName, self::ALLOWED_TYPES, true)) {
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            throw new LogicException(\sprintf('The type "%s" on parameter "$%s" of "%s()" is not supported as a command option. Only "%s" types are allowed.', $self->typeName, $name, $self->function, implode('", "', self::ALLOWED_TYPES)));
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        }
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        if ('bool' === $self->typeName && $self->allowNull && \in_array($self->default, [true, false], true)) {
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            throw new LogicException(\sprintf('The option parameter "$%s" of "%s()" must not be nullable when it has a default boolean value.', $name, $self->function));
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        }
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        if ($self->allowNull && null !== $self->default) {
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            throw new LogicException(\sprintf('The option parameter "$%s" of "%s()" must either be not-nullable or have a default of null.', $name, $self->function));
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        }
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        if ('bool' === $self->typeName) {
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            $self->mode = InputOption::VALUE_NONE;
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            if (false !== $self->default) {
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                $self->mode |= InputOption::VALUE_NEGATABLE;
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            }
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        } elseif ('array' === $self->typeName) {
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            $self->mode = InputOption::VALUE_REQUIRED | InputOption::VALUE_IS_ARRAY;
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        } else {
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            $self->mode = InputOption::VALUE_REQUIRED;
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        }
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        if (\is_array($self->suggestedValues) && !\is_callable($self->suggestedValues) && 2 === \count($self->suggestedValues) && ($instance = $parameter->getDeclaringFunction()->getClosureThis()) && $instance::class === $self->suggestedValues[0] && \is_callable([$instance, $self->suggestedValues[1]])) {
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            $self->suggestedValues = [$instance, $self->suggestedValues[1]];
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        }
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        return $self;
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    }
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    /**
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     * @internal
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     */
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    public function toInputOption(): InputOption
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    {
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        $default = InputOption::VALUE_NONE === (InputOption::VALUE_NONE & $this->mode) ? null : $this->default;
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        $suggestedValues = \is_callable($this->suggestedValues) ? ($this->suggestedValues)(...) : $this->suggestedValues;
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        return new InputOption($this->name, $this->shortcut, $this->mode, $this->description, $default, $suggestedValues);
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    }
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    /**
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     * @internal
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     */
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    public function resolveValue(InputInterface $input): mixed
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    {
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        $value = $input->getOption($this->name);
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        if (null === $value && \in_array($this->typeName, self::ALLOWED_UNION_TYPES, true)) {
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            return true;
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        }
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        if ('array' === $this->typeName && $this->allowNull && [] === $value) {
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            return null;
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        }
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        if ('bool' !== $this->typeName) {
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            return $value;
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        }
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        if ($this->allowNull && null === $value) {
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            return null;
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        }
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        return $value ?? $this->default;
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    }
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    private function handleUnion(\ReflectionUnionType $type): self
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    {
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        $types = array_map(
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            static fn (\ReflectionType $t) => $t instanceof \ReflectionNamedType ? $t->getName() : null,
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            $type->getTypes(),
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        );
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        sort($types);
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        $this->typeName = implode('|', array_filter($types));
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        if (!\in_array($this->typeName, self::ALLOWED_UNION_TYPES, true)) {
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            throw new LogicException(\sprintf('The union type for parameter "$%s" of "%s()" is not supported as a command option. Only "%s" types are allowed.', $this->name, $this->function, implode('", "', self::ALLOWED_UNION_TYPES)));
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        }
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        if (false !== $this->default) {
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            throw new LogicException(\sprintf('The option parameter "$%s" of "%s()" must have a default value of false.', $this->name, $this->function));
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        }
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        $this->mode = InputOption::VALUE_OPTIONAL;
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        return $this;
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    }
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}
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