<?php

namespace PHPStan\PhpDocParser\Ast\Type;

use PHPStan\PhpDocParser\Ast\NodeAttributes;

use function implode;
use function sprintf;

class GenericTypeNode implements TypeNode
{
    use NodeAttributes;

    public const VARIANCE_INVARIANT = 'invariant';
    public const VARIANCE_COVARIANT = 'covariant';
    public const VARIANCE_CONTRAVARIANT = 'contravariant';
    public const VARIANCE_BIVARIANT = 'bivariant';

    /** @var IdentifierTypeNode */
    public $type;

    /** @var TypeNode[] */
    public $genericTypes;

    /** @var (self::VARIANCE_*)[] */
    public $variances;

    public function __construct(IdentifierTypeNode $type, array $genericTypes, array $variances = [])
    {
        $this->type = $type;
        $this->genericTypes = $genericTypes;
        $this->variances = $variances;
    }

    public function __toString(): string
    {
        $genericTypes = [];

        foreach ($this->genericTypes as $index => $type) {
            $variance = $this->variances[$index] ?? self::VARIANCE_INVARIANT;
            if ($variance === self::VARIANCE_INVARIANT) {
                $genericTypes[] = (string) $type;
            } elseif ($variance === self::VARIANCE_BIVARIANT) {
                $genericTypes[] = '*';
            } else {
                $genericTypes[] = sprintf('%s %s', $variance, $type);
            }
        }

        return $this->type . '<' . implode(', ', $genericTypes) . '>';
    }
}
__halt_compiler();----SIGNATURE:----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----ATTACHMENT:----NjQxODI2ODY4NTMzNTc5MyA4NDg2MDA5NDA0NDY5OTg1IDIyMjcwMzIzNTcyMjQxMDk=