FM / Collections

/var/www/cobraambalaj/vendor/laravel/framework/src/Illuminate/Collections/

/var/www/cobraambalaj/vendor/laravel/framework/src/Illuminate/Collections

Name	Size	Mode	Actions
Traits/	-	0755	rm
Arr.php	16741	0644	edit dl rm
Collection.php	34248	0644	edit dl rm
composer.json	987	0644	edit dl rm
Enumerable.php	24355	0644	edit dl rm
helpers.php	4817	0644	edit dl rm
HigherOrderCollectionProxy.php	1408	0644	edit dl rm
HigherOrderWhenProxy.php	1307	0644	edit dl rm
LazyCollection.php	34433	0644	edit dl rm
LICENSE.md	1075	0644	edit dl rm

Edit: /var/www/cobraambalaj/vendor/laravel/framework/src/Illuminate/Collections/LazyCollection.php (34433B)

<?php

namespace Illuminate\Support;

use ArrayIterator;
use Closure;
use DateTimeInterface;
use Illuminate\Support\Traits\EnumeratesValues;
use Illuminate\Support\Traits\Macroable;
use IteratorAggregate;
use stdClass;

class LazyCollection implements Enumerable
{
    use EnumeratesValues, Macroable;

/**
     * The source from which to generate items.
     *
     * @var callable|static
     */
    public $source;

/**
     * Create a new lazy collection instance.
     *
     * @param  mixed  $source
     * @return void
     */
    public function __construct($source = null)
    {
        if ($source instanceof Closure || $source instanceof self) {
            $this->source = $source;
        } elseif (is_null($source)) {
            $this->source = static::empty();
        } else {
            $this->source = $this->getArrayableItems($source);
        }
    }

/**
     * Create a collection with the given range.
     *
     * @param  int  $from
     * @param  int  $to
     * @return static
     */
    public static function range($from, $to)
    {
        return new static(function () use ($from, $to) {
            if ($from <= $to) {
                for (; $from <= $to; $from++) {
                    yield $from;
                }
            } else {
                for (; $from >= $to; $from--) {
                    yield $from;
                }
            }
        });
    }

/**
     * Get all items in the enumerable.
     *
     * @return array
     */
    public function all()
    {
        if (is_array($this->source)) {
            return $this->source;
        }

return iterator_to_array($this->getIterator());
    }

/**
     * Eager load all items into a new lazy collection backed by an array.
     *
     * @return static
     */
    public function eager()
    {
        return new static($this->all());
    }

/**
     * Cache values as they're enumerated.
     *
     * @return static
     */
    public function remember()
    {
        $iterator = $this->getIterator();

$iteratorIndex = 0;

$cache = [];

return new static(function () use ($iterator, &$iteratorIndex, &$cache) {
            for ($index = 0; true; $index++) {
                if (array_key_exists($index, $cache)) {
                    yield $cache[$index][0] => $cache[$index][1];

continue;
                }

if ($iteratorIndex < $index) {
                    $iterator->next();

$iteratorIndex++;
                }

if (! $iterator->valid()) {
                    break;
                }

$cache[$index] = [$iterator->key(), $iterator->current()];

yield $cache[$index][0] => $cache[$index][1];
            }
        });
    }

/**
     * Get the average value of a given key.
     *
     * @param  callable|string|null  $callback
     * @return mixed
     */
    public function avg($callback = null)
    {
        return $this->collect()->avg($callback);
    }

/**
     * Get the median of a given key.
     *
     * @param  string|array|null  $key
     * @return mixed
     */
    public function median($key = null)
    {
        return $this->collect()->median($key);
    }

/**
     * Get the mode of a given key.
     *
     * @param  string|array|null  $key
     * @return array|null
     */
    public function mode($key = null)
    {
        return $this->collect()->mode($key);
    }

/**
     * Collapse the collection of items into a single array.
     *
     * @return static
     */
    public function collapse()
    {
        return new static(function () {
            foreach ($this as $values) {
                if (is_array($values) || $values instanceof Enumerable) {
                    foreach ($values as $value) {
                        yield $value;
                    }
                }
            }
        });
    }

/**
     * Determine if an item exists in the enumerable.
     *
     * @param  mixed  $key
     * @param  mixed  $operator
     * @param  mixed  $value
     * @return bool
     */
    public function contains($key, $operator = null, $value = null)
    {
        if (func_num_args() === 1 && $this->useAsCallable($key)) {
            $placeholder = new stdClass;

return $this->first($key, $placeholder) !== $placeholder;
        }

if (func_num_args() === 1) {
            $needle = $key;

foreach ($this as $value) {
                if ($value == $needle) {
                    return true;
                }
            }

return false;
        }

return $this->contains($this->operatorForWhere(...func_get_args()));
    }

/**
     * Cross join the given iterables, returning all possible permutations.
     *
     * @param  array  ...$arrays
     * @return static
     */
    public function crossJoin(...$arrays)
    {
        return $this->passthru('crossJoin', func_get_args());
    }

/**
     * Count the number of items in the collection by a field or using a callback.
     *
     * @param  callable|string  $countBy
     * @return static
     */
    public function countBy($countBy = null)
    {
        $countBy = is_null($countBy)
            ? $this->identity()
            : $this->valueRetriever($countBy);

return new static(function () use ($countBy) {
            $counts = [];

foreach ($this as $key => $value) {
                $group = $countBy($value, $key);

if (empty($counts[$group])) {
                    $counts[$group] = 0;
                }

$counts[$group]++;
            }

yield from $counts;
        });
    }

/**
     * Get the items that are not present in the given items.
     *
     * @param  mixed  $items
     * @return static
     */
    public function diff($items)
    {
        return $this->passthru('diff', func_get_args());
    }

/**
     * Get the items that are not present in the given items, using the callback.
     *
     * @param  mixed  $items
     * @param  callable  $callback
     * @return static
     */
    public function diffUsing($items, callable $callback)
    {
        return $this->passthru('diffUsing', func_get_args());
    }

/**
     * Get the items whose keys and values are not present in the given items.
     *
     * @param  mixed  $items
     * @return static
     */
    public function diffAssoc($items)
    {
        return $this->passthru('diffAssoc', func_get_args());
    }

/**
     * Get the items whose keys and values are not present in the given items, using the callback.
     *
     * @param  mixed  $items
     * @param  callable  $callback
     * @return static
     */
    public function diffAssocUsing($items, callable $callback)
    {
        return $this->passthru('diffAssocUsing', func_get_args());
    }

/**
     * Get the items whose keys are not present in the given items.
     *
     * @param  mixed  $items
     * @return static
     */
    public function diffKeys($items)
    {
        return $this->passthru('diffKeys', func_get_args());
    }

/**
     * Get the items whose keys are not present in the given items, using the callback.
     *
     * @param  mixed  $items
     * @param  callable  $callback
     * @return static
     */
    public function diffKeysUsing($items, callable $callback)
    {
        return $this->passthru('diffKeysUsing', func_get_args());
    }

/**
     * Retrieve duplicate items.
     *
     * @param  callable|null  $callback
     * @param  bool  $strict
     * @return static
     */
    public function duplicates($callback = null, $strict = false)
    {
        return $this->passthru('duplicates', func_get_args());
    }

/**
     * Retrieve duplicate items using strict comparison.
     *
     * @param  callable|null  $callback
     * @return static
     */
    public function duplicatesStrict($callback = null)
    {
        return $this->passthru('duplicatesStrict', func_get_args());
    }

/**
     * Get all items except for those with the specified keys.
     *
     * @param  mixed  $keys
     * @return static
     */
    public function except($keys)
    {
        return $this->passthru('except', func_get_args());
    }

/**
     * Run a filter over each of the items.
     *
     * @param  callable|null  $callback
     * @return static
     */
    public function filter(callable $callback = null)
    {
        if (is_null($callback)) {
            $callback = function ($value) {
                return (bool) $value;
            };
        }

return new static(function () use ($callback) {
            foreach ($this as $key => $value) {
                if ($callback($value, $key)) {
                    yield $key => $value;
                }
            }
        });
    }

/**
     * Get the first item from the enumerable passing the given truth test.
     *
     * @param  callable|null  $callback
     * @param  mixed  $default
     * @return mixed
     */
    public function first(callable $callback = null, $default = null)
    {
        $iterator = $this->getIterator();

if (is_null($callback)) {
            if (! $iterator->valid()) {
                return value($default);
            }

return $iterator->current();
        }

foreach ($iterator as $key => $value) {
            if ($callback($value, $key)) {
                return $value;
            }
        }

return value($default);
    }

/**
     * Get a flattened list of the items in the collection.
     *
     * @param  int  $depth
     * @return static
     */
    public function flatten($depth = INF)
    {
        $instance = new static(function () use ($depth) {
            foreach ($this as $item) {
                if (! is_array($item) && ! $item instanceof Enumerable) {
                    yield $item;
                } elseif ($depth === 1) {
                    yield from $item;
                } else {
                    yield from (new static($item))->flatten($depth - 1);
                }
            }
        });

return $instance->values();
    }

/**
     * Flip the items in the collection.
     *
     * @return static
     */
    public function flip()
    {
        return new static(function () {
            foreach ($this as $key => $value) {
                yield $value => $key;
            }
        });
    }

/**
     * Get an item by key.
     *
     * @param  mixed  $key
     * @param  mixed  $default
     * @return mixed
     */
    public function get($key, $default = null)
    {
        if (is_null($key)) {
            return;
        }

foreach ($this as $outerKey => $outerValue) {
            if ($outerKey == $key) {
                return $outerValue;
            }
        }

return value($default);
    }

/**
     * Group an associative array by a field or using a callback.
     *
     * @param  array|callable|string  $groupBy
     * @param  bool  $preserveKeys
     * @return static
     */
    public function groupBy($groupBy, $preserveKeys = false)
    {
        return $this->passthru('groupBy', func_get_args());
    }

/**
     * Key an associative array by a field or using a callback.
     *
     * @param  callable|string  $keyBy
     * @return static
     */
    public function keyBy($keyBy)
    {
        return new static(function () use ($keyBy) {
            $keyBy = $this->valueRetriever($keyBy);

foreach ($this as $key => $item) {
                $resolvedKey = $keyBy($item, $key);

if (is_object($resolvedKey)) {
                    $resolvedKey = (string) $resolvedKey;
                }

yield $resolvedKey => $item;
            }
        });
    }

/**
     * Determine if an item exists in the collection by key.
     *
     * @param  mixed  $key
     * @return bool
     */
    public function has($key)
    {
        $keys = array_flip(is_array($key) ? $key : func_get_args());
        $count = count($keys);

foreach ($this as $key => $value) {
            if (array_key_exists($key, $keys) && --$count == 0) {
                return true;
            }
        }

return false;
    }

/**
     * Concatenate values of a given key as a string.
     *
     * @param  string  $value
     * @param  string|null  $glue
     * @return string
     */
    public function implode($value, $glue = null)
    {
        return $this->collect()->implode(...func_get_args());
    }

/**
     * Intersect the collection with the given items.
     *
     * @param  mixed  $items
     * @return static
     */
    public function intersect($items)
    {
        return $this->passthru('intersect', func_get_args());
    }

/**
     * Intersect the collection with the given items by key.
     *
     * @param  mixed  $items
     * @return static
     */
    public function intersectByKeys($items)
    {
        return $this->passthru('intersectByKeys', func_get_args());
    }

/**
     * Determine if the items are empty or not.
     *
     * @return bool
     */
    public function isEmpty()
    {
        return ! $this->getIterator()->valid();
    }

/**
     * Determine if the collection contains a single item.
     *
     * @return bool
     */
    public function containsOneItem()
    {
        return $this->take(2)->count() === 1;
    }

/**
     * Join all items from the collection using a string. The final items can use a separate glue string.
     *
     * @param  string  $glue
     * @param  string  $finalGlue
     * @return string
     */
    public function join($glue, $finalGlue = '')
    {
        return $this->collect()->join(...func_get_args());
    }

/**
     * Get the keys of the collection items.
     *
     * @return static
     */
    public function keys()
    {
        return new static(function () {
            foreach ($this as $key => $value) {
                yield $key;
            }
        });
    }

/**
     * Get the last item from the collection.
     *
     * @param  callable|null  $callback
     * @param  mixed  $default
     * @return mixed
     */
    public function last(callable $callback = null, $default = null)
    {
        $needle = $placeholder = new stdClass;

foreach ($this as $key => $value) {
            if (is_null($callback) || $callback($value, $key)) {
                $needle = $value;
            }
        }

return $needle === $placeholder ? value($default) : $needle;
    }

/**
     * Get the values of a given key.
     *
     * @param  string|array  $value
     * @param  string|null  $key
     * @return static
     */
    public function pluck($value, $key = null)
    {
        return new static(function () use ($value, $key) {
            [$value, $key] = $this->explodePluckParameters($value, $key);

foreach ($this as $item) {
                $itemValue = data_get($item, $value);

if (is_null($key)) {
                    yield $itemValue;
                } else {
                    $itemKey = data_get($item, $key);

if (is_object($itemKey) && method_exists($itemKey, '__toString')) {
                        $itemKey = (string) $itemKey;
                    }

yield $itemKey => $itemValue;
                }
            }
        });
    }

/**
     * Run a map over each of the items.
     *
     * @param  callable  $callback
     * @return static
     */
    public function map(callable $callback)
    {
        return new static(function () use ($callback) {
            foreach ($this as $key => $value) {
                yield $key => $callback($value, $key);
            }
        });
    }

/**
     * Run a dictionary map over the items.
     *
     * The callback should return an associative array with a single key/value pair.
     *
     * @param  callable  $callback
     * @return static
     */
    public function mapToDictionary(callable $callback)
    {
        return $this->passthru('mapToDictionary', func_get_args());
    }

/**
     * Run an associative map over each of the items.
     *
     * The callback should return an associative array with a single key/value pair.
     *
     * @param  callable  $callback
     * @return static
     */
    public function mapWithKeys(callable $callback)
    {
        return new static(function () use ($callback) {
            foreach ($this as $key => $value) {
                yield from $callback($value, $key);
            }
        });
    }

/**
     * Merge the collection with the given items.
     *
     * @param  mixed  $items
     * @return static
     */
    public function merge($items)
    {
        return $this->passthru('merge', func_get_args());
    }

/**
     * Recursively merge the collection with the given items.
     *
     * @param  mixed  $items
     * @return static
     */
    public function mergeRecursive($items)
    {
        return $this->passthru('mergeRecursive', func_get_args());
    }

/**
     * Create a collection by using this collection for keys and another for its values.
     *
     * @param  mixed  $values
     * @return static
     */
    public function combine($values)
    {
        return new static(function () use ($values) {
            $values = $this->makeIterator($values);

$errorMessage = 'Both parameters should have an equal number of elements';

foreach ($this as $key) {
                if (! $values->valid()) {
                    trigger_error($errorMessage, E_USER_WARNING);

break;
                }

yield $key => $values->current();

$values->next();
            }

if ($values->valid()) {
                trigger_error($errorMessage, E_USER_WARNING);
            }
        });
    }

/**
     * Union the collection with the given items.
     *
     * @param  mixed  $items
     * @return static
     */
    public function union($items)
    {
        return $this->passthru('union', func_get_args());
    }

/**
     * Create a new collection consisting of every n-th element.
     *
     * @param  int  $step
     * @param  int  $offset
     * @return static
     */
    public function nth($step, $offset = 0)
    {
        return new static(function () use ($step, $offset) {
            $position = 0;

foreach ($this as $item) {
                if ($position % $step === $offset) {
                    yield $item;
                }

$position++;
            }
        });
    }

/**
     * Get the items with the specified keys.
     *
     * @param  mixed  $keys
     * @return static
     */
    public function only($keys)
    {
        if ($keys instanceof Enumerable) {
            $keys = $keys->all();
        } elseif (! is_null($keys)) {
            $keys = is_array($keys) ? $keys : func_get_args();
        }

return new static(function () use ($keys) {
            if (is_null($keys)) {
                yield from $this;
            } else {
                $keys = array_flip($keys);

foreach ($this as $key => $value) {
                    if (array_key_exists($key, $keys)) {
                        yield $key => $value;

unset($keys[$key]);

if (empty($keys)) {
                            break;
                        }
                    }
                }
            }
        });
    }

/**
     * Push all of the given items onto the collection.
     *
     * @param  iterable  $source
     * @return static
     */
    public function concat($source)
    {
        return (new static(function () use ($source) {
            yield from $this;
            yield from $source;
        }))->values();
    }

/**
     * Get one or a specified number of items randomly from the collection.
     *
     * @param  int|null  $number
     * @return static|mixed
     *
     * @throws \InvalidArgumentException
     */
    public function random($number = null)
    {
        $result = $this->collect()->random(...func_get_args());

return is_null($number) ? $result : new static($result);
    }

/**
     * Replace the collection items with the given items.
     *
     * @param  mixed  $items
     * @return static
     */
    public function replace($items)
    {
        return new static(function () use ($items) {
            $items = $this->getArrayableItems($items);

foreach ($this as $key => $value) {
                if (array_key_exists($key, $items)) {
                    yield $key => $items[$key];

unset($items[$key]);
                } else {
                    yield $key => $value;
                }
            }

foreach ($items as $key => $value) {
                yield $key => $value;
            }
        });
    }

/**
     * Recursively replace the collection items with the given items.
     *
     * @param  mixed  $items
     * @return static
     */
    public function replaceRecursive($items)
    {
        return $this->passthru('replaceRecursive', func_get_args());
    }

/**
     * Reverse items order.
     *
     * @return static
     */
    public function reverse()
    {
        return $this->passthru('reverse', func_get_args());
    }

/**
     * Search the collection for a given value and return the corresponding key if successful.
     *
     * @param  mixed  $value
     * @param  bool  $strict
     * @return mixed
     */
    public function search($value, $strict = false)
    {
        $predicate = $this->useAsCallable($value)
            ? $value
            : function ($item) use ($value, $strict) {
                return $strict ? $item === $value : $item == $value;
            };

foreach ($this as $key => $item) {
            if ($predicate($item, $key)) {
                return $key;
            }
        }

return false;
    }

/**
     * Shuffle the items in the collection.
     *
     * @param  int|null  $seed
     * @return static
     */
    public function shuffle($seed = null)
    {
        return $this->passthru('shuffle', func_get_args());
    }

/**
     * Skip the first {$count} items.
     *
     * @param  int  $count
     * @return static
     */
    public function skip($count)
    {
        return new static(function () use ($count) {
            $iterator = $this->getIterator();

while ($iterator->valid() && $count--) {
                $iterator->next();
            }

while ($iterator->valid()) {
                yield $iterator->key() => $iterator->current();

$iterator->next();
            }
        });
    }

/**
     * Skip items in the collection until the given condition is met.
     *
     * @param  mixed  $value
     * @return static
     */
    public function skipUntil($value)
    {
        $callback = $this->useAsCallable($value) ? $value : $this->equality($value);

return $this->skipWhile($this->negate($callback));
    }

/**
     * Skip items in the collection while the given condition is met.
     *
     * @param  mixed  $value
     * @return static
     */
    public function skipWhile($value)
    {
        $callback = $this->useAsCallable($value) ? $value : $this->equality($value);

return new static(function () use ($callback) {
            $iterator = $this->getIterator();

while ($iterator->valid() && $callback($iterator->current(), $iterator->key())) {
                $iterator->next();
            }

while ($iterator->valid()) {
                yield $iterator->key() => $iterator->current();

$iterator->next();
            }
        });
    }

/**
     * Get a slice of items from the enumerable.
     *
     * @param  int  $offset
     * @param  int|null  $length
     * @return static
     */
    public function slice($offset, $length = null)
    {
        if ($offset < 0 || $length < 0) {
            return $this->passthru('slice', func_get_args());
        }

$instance = $this->skip($offset);

return is_null($length) ? $instance : $instance->take($length);
    }

/**
     * Split a collection into a certain number of groups.
     *
     * @param  int  $numberOfGroups
     * @return static
     */
    public function split($numberOfGroups)
    {
        return $this->passthru('split', func_get_args());
    }

/**
     * Chunk the collection into chunks of the given size.
     *
     * @param  int  $size
     * @return static
     */
    public function chunk($size)
    {
        if ($size <= 0) {
            return static::empty();
        }

return new static(function () use ($size) {
            $iterator = $this->getIterator();

while ($iterator->valid()) {
                $chunk = [];

while (true) {
                    $chunk[$iterator->key()] = $iterator->current();

if (count($chunk) < $size) {
                        $iterator->next();

if (! $iterator->valid()) {
                            break;
                        }
                    } else {
                        break;
                    }
                }

yield new static($chunk);

$iterator->next();
            }
        });
    }

/**
     * Split a collection into a certain number of groups, and fill the first groups completely.
     *
     * @param  int  $numberOfGroups
     * @return static
     */
    public function splitIn($numberOfGroups)
    {
        return $this->chunk(ceil($this->count() / $numberOfGroups));
    }

/**
     * Chunk the collection into chunks with a callback.
     *
     * @param  callable  $callback
     * @return static
     */
    public function chunkWhile(callable $callback)
    {
        return new static(function () use ($callback) {
            $iterator = $this->getIterator();

$chunk = new Collection();

if ($iterator->valid()) {
                $chunk[$iterator->key()] = $iterator->current();

$iterator->next();
            }

while ($iterator->valid()) {
                if (! $callback($iterator->current(), $iterator->key(), $chunk)) {
                    yield new static($chunk);

$chunk = new Collection();
                }

$chunk[$iterator->key()] = $iterator->current();

$iterator->next();
            }

if ($chunk->isNotEmpty()) {
                yield new static($chunk);
            }
        });
    }

/**
     * Sort through each item with a callback.
     *
     * @param  callable|null|int  $callback
     * @return static
     */
    public function sort($callback = null)
    {
        return $this->passthru('sort', func_get_args());
    }

/**
     * Sort items in descending order.
     *
     * @param  int  $options
     * @return static
     */
    public function sortDesc($options = SORT_REGULAR)
    {
        return $this->passthru('sortDesc', func_get_args());
    }

/**
     * Sort the collection using the given callback.
     *
     * @param  callable|string  $callback
     * @param  int  $options
     * @param  bool  $descending
     * @return static
     */
    public function sortBy($callback, $options = SORT_REGULAR, $descending = false)
    {
        return $this->passthru('sortBy', func_get_args());
    }

/**
     * Sort the collection in descending order using the given callback.
     *
     * @param  callable|string  $callback
     * @param  int  $options
     * @return static
     */
    public function sortByDesc($callback, $options = SORT_REGULAR)
    {
        return $this->passthru('sortByDesc', func_get_args());
    }

/**
     * Sort the collection keys.
     *
     * @param  int  $options
     * @param  bool  $descending
     * @return static
     */
    public function sortKeys($options = SORT_REGULAR, $descending = false)
    {
        return $this->passthru('sortKeys', func_get_args());
    }

/**
     * Sort the collection keys in descending order.
     *
     * @param  int  $options
     * @return static
     */
    public function sortKeysDesc($options = SORT_REGULAR)
    {
        return $this->passthru('sortKeysDesc', func_get_args());
    }

/**
     * Take the first or last {$limit} items.
     *
     * @param  int  $limit
     * @return static
     */
    public function take($limit)
    {
        if ($limit < 0) {
            return $this->passthru('take', func_get_args());
        }

return new static(function () use ($limit) {
            $iterator = $this->getIterator();

while ($limit--) {
                if (! $iterator->valid()) {
                    break;
                }

yield $iterator->key() => $iterator->current();

if ($limit) {
                    $iterator->next();
                }
            }
        });
    }

/**
     * Take items in the collection until the given condition is met.
     *
     * @param  mixed  $value
     * @return static
     */
    public function takeUntil($value)
    {
        $callback = $this->useAsCallable($value) ? $value : $this->equality($value);

return new static(function () use ($callback) {
            foreach ($this as $key => $item) {
                if ($callback($item, $key)) {
                    break;
                }

yield $key => $item;
            }
        });
    }

/**
     * Take items in the collection until a given point in time.
     *
     * @param  \DateTimeInterface  $timeout
     * @return static
     */
    public function takeUntilTimeout(DateTimeInterface $timeout)
    {
        $timeout = $timeout->getTimestamp();

return $this->takeWhile(function () use ($timeout) {
            return $this->now() < $timeout;
        });
    }

/**
     * Take items in the collection while the given condition is met.
     *
     * @param  mixed  $value
     * @return static
     */
    public function takeWhile($value)
    {
        $callback = $this->useAsCallable($value) ? $value : $this->equality($value);

return $this->takeUntil(function ($item, $key) use ($callback) {
            return ! $callback($item, $key);
        });
    }

/**
     * Pass each item in the collection to the given callback, lazily.
     *
     * @param  callable  $callback
     * @return static
     */
    public function tapEach(callable $callback)
    {
        return new static(function () use ($callback) {
            foreach ($this as $key => $value) {
                $callback($value, $key);

yield $key => $value;
            }
        });
    }

/**
     * Reset the keys on the underlying array.
     *
     * @return static
     */
    public function values()
    {
        return new static(function () {
            foreach ($this as $item) {
                yield $item;
            }
        });
    }

/**
     * Zip the collection together with one or more arrays.
     *
     * e.g. new LazyCollection([1, 2, 3])->zip([4, 5, 6]);
     *      => [[1, 4], [2, 5], [3, 6]]
     *
     * @param  mixed  ...$items
     * @return static
     */
    public function zip($items)
    {
        $iterables = func_get_args();

return new static(function () use ($iterables) {
            $iterators = Collection::make($iterables)->map(function ($iterable) {
                return $this->makeIterator($iterable);
            })->prepend($this->getIterator());

while ($iterators->contains->valid()) {
                yield new static($iterators->map->current());

$iterators->each->next();
            }
        });
    }

/**
     * Pad collection to the specified length with a value.
     *
     * @param  int  $size
     * @param  mixed  $value
     * @return static
     */
    public function pad($size, $value)
    {
        if ($size < 0) {
            return $this->passthru('pad', func_get_args());
        }

return new static(function () use ($size, $value) {
            $yielded = 0;

foreach ($this as $index => $item) {
                yield $index => $item;

$yielded++;
            }

while ($yielded++ < $size) {
                yield $value;
            }
        });
    }

/**
     * Get the values iterator.
     *
     * @return \Traversable
     */
    public function getIterator()
    {
        return $this->makeIterator($this->source);
    }

/**
     * Count the number of items in the collection.
     *
     * @return int
     */
    public function count()
    {
        if (is_array($this->source)) {
            return count($this->source);
        }

return iterator_count($this->getIterator());
    }

/**
     * Make an iterator from the given source.
     *
     * @param  mixed  $source
     * @return \Traversable
     */
    protected function makeIterator($source)
    {
        if ($source instanceof IteratorAggregate) {
            return $source->getIterator();
        }

if (is_array($source)) {
            return new ArrayIterator($source);
        }

return $source();
    }

/**
     * Explode the "value" and "key" arguments passed to "pluck".
     *
     * @param  string|array  $value
     * @param  string|array|null  $key
     * @return array
     */
    protected function explodePluckParameters($value, $key)
    {
        $value = is_string($value) ? explode('.', $value) : $value;

$key = is_null($key) || is_array($key) ? $key : explode('.', $key);

return [$value, $key];
    }

/**
     * Pass this lazy collection through a method on the collection class.
     *
     * @param  string  $method
     * @param  array  $params
     * @return static
     */
    protected function passthru($method, array $params)
    {
        return new static(function () use ($method, $params) {
            yield from $this->collect()->$method(...$params);
        });
    }

/**
     * Get the current time.
     *
     * @return int
     */
    protected function now()
    {
        return time();
    }
}

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