bug-14446-rule.php

<?php declare(strict_types = 1);

namespace Bug14446Rule;

function test(bool $initial): void {
	$current = $initial;

	while (true) {
		if (!$current) {
			break;
		}

		$items = [1];
		foreach ($items as $item) {
			$current = false;
		}
	}

	var_dump($initial === true);
}

function testMaybeIterable(bool $initial): void {
	$current = $initial;

	while (true) {
		if (!$current) {
			break;
		}

		$items = rand() > 0 ? [1] : [];
		foreach ($items as $item) {
			$current = false;
		}
	}

	var_dump($initial === true);
}

/**
 * @param mixed $value
 */
function testForeachKeyOverwrite($value): void {
	if (is_array($value) && $value !== []) {
		$hasOnlyStringKey = true;
		foreach (array_keys($value) as $key) {
			if (is_int($key)) {
				$hasOnlyStringKey = false;
				break;
			}
		}

		if ($hasOnlyStringKey) {
			foreach ($value as $key => $element) {
			}
		}
	}
}