spatie / laravel-collection-macros

src/Macros/EachCons.php

<?php

namespace Spatie\CollectionMacros\Macros;

use Illuminate\Support\Collection;

/*
 * Get the consecutive values in the collection defined by the given chunk size.
 *
 * @param int $chunkSize
 * @param bool $preserveKeys
 *
 * @return \Illuminate\Support\Collection
 */
class EachCons
{
    public function __invoke()
    {
        return function (int $chunkSize, bool $preserveKeys = false): Collection {
            $size = $this->count() - $chunkSize + 1;

The method count() does not seem to exist on object<Spatie\CollectionMacros\Macros\EachCons>.

            $result = collect(range(0, $size))->reduce(function ($result, $index) use ($chunkSize, $preserveKeys) {
                $next = $this->slice($index, $chunkSize);

The method slice() does not seem to exist on object<Spatie\CollectionMacros\Macros\EachCons>.

                return $next->count() === $chunkSize ? $result->push($preserveKeys ? $next : $next->values()) : $result;
            }, new static([]));

            return $preserveKeys ? $result : $result->values();
        };
    }
}