iterable_reshape()

Complexity

Conditions	13
Paths	4

Size

Total Lines	44
Code Lines	24

Duplication

Lines	0
Ratio	0 %

Code Coverage

Tests	23
CRAP Score	13

Importance

Changes

0

<?php
function iterable_reshape(iterable $iterable, array $columns): \Generator
{
    $change = array_filter($columns, function ($keep) {
        return !is_bool($keep);
    });

    $remove = array_fill_keys(array_diff(array_keys(array_filter($columns, function ($keep) {
        return $keep !== true;
    })), array_values($columns)), null);

    $shapeArray = function (&$value) use ($change, $remove): void {
        foreach ($change as $from => $to) {
            if (isset($value[$from])) {
                $value[$to] = $value[$from];
            }
        }

        foreach ($remove as $key => $null) {
            if (isset($value[$key])) {
                unset($value[$key]);
            }
        }
    };

    $shapeObject = function ($value) use ($change, $remove): void {
        foreach ($change as $from => $to) {
            if (isset($value->$from)) {
                $value->$to = $value->$from;
            }
        }

        foreach ($remove as $key => $null) {
            unset($value->$key);
        }
    };

    foreach ($iterable as $key => $value) {
        if (is_array($value) || $value instanceof \ArrayAccess) {
            $shapeArray($value);
        } elseif (is_object($value) && !$value instanceof \DateTimeInterface) {
            $shapeObject($value);
        }

        yield $key => $value;
    }