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hasShortcut example

{
    }

    public function run(): int
    {
        if (null === $this->defaultEnv) {
            return $this->application->run($this->input, $this->output);
        }

        $definition = $this->application->getDefinition();

        if (!$definition->hasOption('env') && !$definition->hasOption('e') && !$definition->hasShortcut('e')) {
            $definition->addOption(new InputOption('--env', '-e', InputOption::VALUE_REQUIRED, 'The Environment name.', $this->defaultEnv));
        }

        if (!$definition->hasOption('no-debug')) {
            $definition->addOption(new InputOption('--no-debug', null, InputOption::VALUE_NONE, 'Switches off debug mode.'));
        }

        return $this->application->run($this->input, $this->output);
    }
}

$optionName = ltrim($optionToken, '-');
        if (!$optionName) {
            return null;
        }

        if ('-' === ($optionToken[1] ?? ' ')) {
            // long option name             return $this->definition->hasOption($optionName) ? $this->definition->getOption($optionName) : null;
        }

        // short option name         return $this->definition->hasShortcut($optionName[0]) ? $this->definition->getOptionForShortcut($optionName[0]) : null;
    }

    /** * The token of the cursor, or the last token if the cursor is at the end of the input. */
    private function getRelevantToken(): string
    {
        return $this->tokens[$this->isCursorFree() ? $this->currentIndex - 1 : $this->currentIndex];
    }

    /** * Whether the cursor is "free" (i.e. at the end of the input preceded by a space). */

        }
    }

    /** * Adds a short option value. * * @throws InvalidOptionException When option given doesn't exist */
    private function addShortOption(string $shortcut, mixed $value): void
    {
        if (!$this->definition->hasShortcut($shortcut)) {
            throw new InvalidOptionException(sprintf('The "-%s" option does not exist.', $shortcut));
        }

        $this->addLongOption($this->definition->getOptionForShortcut($shortcut)->getName(), $value);
    }

    /** * Adds a long option value. * * @throws InvalidOptionException When option given doesn't exist * @throws InvalidOptionException When a required value is missing */

$definition = new InputDefinition([$this->foo]);
        $this->assertTrue($definition->hasOption('foo'), '->hasOption() returns true if a InputOption exists for the given name');
        $this->assertFalse($definition->hasOption('bar'), '->hasOption() returns false if a InputOption exists for the given name');
    }

    public function testHasShortcut()
    {
        $this->initializeOptions();

        $definition = new InputDefinition([$this->foo]);
        $this->assertTrue($definition->hasShortcut('f'), '->hasShortcut() returns true if a InputOption exists for the given shortcut');
        $this->assertFalse($definition->hasShortcut('b'), '->hasShortcut() returns false if a InputOption exists for the given shortcut');
    }

    public function testGetOptionForShortcut()
    {
        $this->initializeOptions();

        $definition = new InputDefinition([$this->foo]);
        $this->assertEquals($this->foo, $definition->getOptionForShortcut('f'), '->getOptionForShortcut() returns a InputOption by its shortcut');
    }

return $parseOptions;
    }

    /** * Parses a short option. */
    private function parseShortOption(string $token): void
    {
        $name = substr($token, 1);

        if (\strlen($name) > 1) {
            if ($this->definition->hasShortcut($name[0]) && $this->definition->getOptionForShortcut($name[0])->acceptValue()) {
                // an option with a value (with no space)                 $this->addShortOption($name[0], substr($name, 1));
            } else {
                $this->parseShortOptionSet($name);
            }
        } else {
            $this->addShortOption($name, null);
        }
    }

    /** * Parses a short option set. * * @throws RuntimeException When option given doesn't exist */