<?php

/**
 * DO NOT EDIT!
 * This file was automatically generated via bin/generate-validator-spec.php.
 */

namespace AmpProject\Validator\Spec\Tag;

use AmpProject\Format;
use AmpProject\Html\Attribute;
use AmpProject\Html\Tag as Element;
use AmpProject\Validator\Spec\Identifiable;
use AmpProject\Validator\Spec\SpecRule;
use AmpProject\Validator\Spec\Tag;

/**
 * Tag class Base.
 *
 * @package ampproject/amp-toolbox.
 *
 * @property-read string $tagName
 * @property-read bool $unique
 * @property-read string $mandatoryParent
 * @property-read array<array<array<string>>> $attrs
 * @property-read array<string> $htmlFormat
 */
final class Base extends Tag implements Identifiable
{
    /**
     * ID of the tag.
     *
     * @var string
     */
    const ID = 'BASE';

    /**
     * Array of spec rules.
     *
     * @var array
     */
    const SPEC = [
        SpecRule::TAG_NAME => Element::BASE,
        SpecRule::UNIQUE => true,
        SpecRule::MANDATORY_PARENT => Element::HEAD,
        SpecRule::ATTRS => [
            Attribute::HREF => [
                SpecRule::VALUE => [
                    '/',
                ],
            ],
            Attribute::TARGET => [
                SpecRule::VALUE_CASEI => [
                    '_blank',
                    '_self',
                    '_top',
                ],
            ],
        ],
        SpecRule::HTML_FORMAT => [
            Format::AMP,
            Format::AMP4ADS,
        ],
    ];
}
