<?php

/* testPassByReference */
function passByReference(&$var) {}

/* testArrayHint */
function arrayHint(array $var) {}

/* testVariable */
function variable($var) {}

/* testSingleDefaultValue */
function defaultValue($var1=self::CONSTANT) {}

/* testDefaultValues */
function defaultValues($var1=1, $var2='value') {}

/* testTypeHint */
function typeHint(foo $var1, bar $var2) {}

class MyClass {
    /* testSelfTypeHint */
    function typeSelfHint(self $var) {}
}

/* testNullableTypeHint */
function nullableTypeHint(?int $var1, ?\bar $var2) {}

/* testBitwiseAndConstantExpressionDefaultValue */
function myFunction($a = 10 & 20) {}

/* testArrowFunction */
fn(int $a, ...$b) => $b;

/* testPHP8MixedTypeHint */
function mixedTypeHint(mixed &...$var1) {}

/* testPHP8MixedTypeHintNullable */
// Intentional fatal error - nullability is not allowed with mixed, but that's not the concern of the method.
function mixedTypeHintNullable(?Mixed $var1) {}