Valkyrja\Cli\Interaction\Factory\OptionFactory::fromArg()

Complexity

Conditions	8
Paths	17

Size

Total Lines	43
Code Lines	24

Duplication

Lines	0
Ratio	0 %

Importance

Changes

0

<?php
    public static function fromArg(string $arg): array
    {
        if (! str_starts_with($arg, '-')) {
            throw new InvalidArgumentException('Options must begin with either a `-` or `--`');
        }

        $type = str_starts_with($arg, '--')
            ? OptionType::LONG
            : OptionType::SHORT;

        $parts = explode('=', $arg);
        $name  = trim($parts[0], '- ');
        $value = $parts[1] ?? null;

        if ($value === '') {
            $value = null;
        }

        if ($type === OptionType::SHORT && strlen($name) > 1) {
            if ($value !== null) {
                throw new InvalidArgumentException('Cannot combine multiple options and include a value');
            }

            $options = [];

            foreach (str_split($name) as $item) {
                /** @var non-empty-string $item */
                $options[] = new Option(
                    name: $item,
                    type: $type
                );
            }

            return $options;
        }

        /** @var non-empty-string $name */

        return [
            new Option(
                name: $name,
                value: $value,
                type: $type
            ),