loophp\collection\Operation\Implode::__invoke()

Complexity

Conditions	1
Paths	1

Size

Total Lines	18
Code Lines	9

Duplication

Lines	0
Ratio	0 %

Code Coverage

Tests	11
CRAP Score	1

Importance

Changes

0

<?php
    public function __invoke(): Closure
    {
        return
            /**
             * @return Closure(iterable<TKey, T>): Generator<TKey, string>
             */
            static function (string $glue): Closure {
                /** @var Closure(iterable<TKey, T>): Generator<TKey, string> $pipe */
                $pipe = (new Pipe())()(
                    (new Intersperse())()($glue)(1)(0),
                    (new Limit())()(-1)(1),
                    (new Reduce())()(
                        static fn (string $carry, string|Stringable $item): string => $carry .= (string) $item
                    )('')
                );

                // Point free style.
                return $pipe;
            };