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libraries/vendor/symfony/console/Input/InputArgument.php

@@ -0,0 +1,154 @@
+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\Console\Input;
+
+use Symfony\Component\Console\Command\Command;
+use Symfony\Component\Console\Completion\CompletionInput;
+use Symfony\Component\Console\Completion\CompletionSuggestions;
+use Symfony\Component\Console\Completion\Suggestion;
+use Symfony\Component\Console\Exception\InvalidArgumentException;
+use Symfony\Component\Console\Exception\LogicException;
+
+/**
+ * Represents a command line argument.
+ *
+ * @author Fabien Potencier <fabien@symfony.com>
+ */
+class InputArgument
+{
+    public const REQUIRED = 1;
+    public const OPTIONAL = 2;
+    public const IS_ARRAY = 4;
+
+    private string $name;
+    private int $mode;
+    private string|int|bool|array|null|float $default;
+    private array|\Closure $suggestedValues;
+    private string $description;
+
+    /**
+     * @param string                                                                        $name            The argument name
+     * @param int|null                                                                      $mode            The argument mode: a bit mask of self::REQUIRED, self::OPTIONAL and self::IS_ARRAY
+     * @param string                                                                        $description     A description text
+     * @param string|bool|int|float|array|null                                              $default         The default value (for self::OPTIONAL mode only)
+     * @param array|\Closure(CompletionInput,CompletionSuggestions):list<string|Suggestion> $suggestedValues The values used for input completion
+     *
+     * @throws InvalidArgumentException When argument mode is not valid
+     */
+    public function __construct(string $name, ?int $mode = null, string $description = '', string|bool|int|float|array|null $default = null, \Closure|array $suggestedValues = [])
+    {
+        if (null === $mode) {
+            $mode = self::OPTIONAL;
+        } elseif ($mode > 7 || $mode < 1) {
+            throw new InvalidArgumentException(sprintf('Argument mode "%s" is not valid.', $mode));
+        }
+
+        $this->name = $name;
+        $this->mode = $mode;
+        $this->description = $description;
+        $this->suggestedValues = $suggestedValues;
+
+        $this->setDefault($default);
+    }
+
+    /**
+     * Returns the argument name.
+     */
+    public function getName(): string
+    {
+        return $this->name;
+    }
+
+    /**
+     * Returns true if the argument is required.
+     *
+     * @return bool true if parameter mode is self::REQUIRED, false otherwise
+     */
+    public function isRequired(): bool
+    {
+        return self::REQUIRED === (self::REQUIRED & $this->mode);
+    }
+
+    /**
+     * Returns true if the argument can take multiple values.
+     *
+     * @return bool true if mode is self::IS_ARRAY, false otherwise
+     */
+    public function isArray(): bool
+    {
+        return self::IS_ARRAY === (self::IS_ARRAY & $this->mode);
+    }
+
+    /**
+     * Sets the default value.
+     *
+     * @return void
+     *
+     * @throws LogicException When incorrect default value is given
+     */
+    public function setDefault(string|bool|int|float|array|null $default = null)
+    {
+        if (1 > \func_num_args()) {
+            trigger_deprecation('symfony/console', '6.2', 'Calling "%s()" without any arguments is deprecated, pass null explicitly instead.', __METHOD__);
+        }
+        if ($this->isRequired() && null !== $default) {
+            throw new LogicException('Cannot set a default value except for InputArgument::OPTIONAL mode.');
+        }
+
+        if ($this->isArray()) {
+            if (null === $default) {
+                $default = [];
+            } elseif (!\is_array($default)) {
+                throw new LogicException('A default value for an array argument must be an array.');
+            }
+        }
+
+        $this->default = $default;
+    }
+
+    /**
+     * Returns the default value.
+     */
+    public function getDefault(): string|bool|int|float|array|null
+    {
+        return $this->default;
+    }
+
+    public function hasCompletion(): bool
+    {
+        return [] !== $this->suggestedValues;
+    }
+
+    /**
+     * Adds suggestions to $suggestions for the current completion input.
+     *
+     * @see Command::complete()
+     */
+    public function complete(CompletionInput $input, CompletionSuggestions $suggestions): void
+    {
+        $values = $this->suggestedValues;
+        if ($values instanceof \Closure && !\is_array($values = $values($input))) {
+            throw new LogicException(sprintf('Closure for argument "%s" must return an array. Got "%s".', $this->name, get_debug_type($values)));
+        }
+        if ($values) {
+            $suggestions->suggestValues($values);
+        }
+    }
+
+    /**
+     * Returns the description text.
+     */
+    public function getDescription(): string
+    {
+        return $this->description;
+    }
+}