Cocur\Chain\Link\FlatMap::flatMap()

Complexity

Conditions	3
Paths	3

Size

Total Lines	14
Code Lines	9

Duplication

Lines	0
Ratio	0 %

Code Coverage

Tests	9
CRAP Score	3

Importance

Changes	1
Bugs	0	Features	0

<?php
    public function flatMap(callable $callback): self
    {
        $flattened = [];
        foreach ($this->array as $index => $element) {
            $transformation = $callback($element, $index);
            if (is_array($transformation)) {
                array_push($flattened, ...$transformation);
            } else {
                $flattened[] = $transformation;
            }
        }
        $this->array = $flattened;

        return $this;
    }