mirror of
https://github.com/danog/psalm.git
synced 2024-11-26 20:34:47 +01:00
1805 lines
60 KiB
PHP
1805 lines
60 KiB
PHP
<?php
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namespace Psalm\Tests\TypeReconciliation;
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use Psalm\Tests\TestCase;
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use Psalm\Tests\Traits\InvalidCodeAnalysisTestTrait;
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use Psalm\Tests\Traits\ValidCodeAnalysisTestTrait;
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use const DIRECTORY_SEPARATOR;
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class TypeTest extends TestCase
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{
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use InvalidCodeAnalysisTestTrait;
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use ValidCodeAnalysisTestTrait;
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public function providerValidCodeParse(): iterable
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{
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return [
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'sealArray' => [
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'code' => '<?php
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/** @var array */
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$a = [];
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assert(isset($a["a"]));
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assert(count($a) === 1);
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',
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'assertions' => [
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'$a===' => 'array{a: mixed}',
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],
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],
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'sealedArrayCount' => [
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'code' => '<?php
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$a = random_int(0,1) ? [] : [0, 1];
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$b = null;
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if (count($a) === 2) {
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$b = $a;
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}',
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'assertions' => [
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'$a===' => 'list{0?: 0, 1?: 1}',
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'$b===' => 'list{0, 1}|null',
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],
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],
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'sealedArrayMagic' => [
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'code' => '<?php
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/** @var array{invoice?: string, utd?: "utd", cancel_agreement?: "test", installment?: "test"} */
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$b = [];
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$buttons = [];
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foreach ($b as $text) {
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$buttons[] = $text;
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}
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if (count($buttons) === 0) {
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echo "Zero";
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}
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/** @var ?string */
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$test = null;
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$urls = array_filter([$test]);
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$mainUrlSet = false;
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foreach ($urls as $_) {
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if (!$mainUrlSet) {
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$mainUrlSet = true;
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}
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}
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if (!$mainUrlSet) {
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echo "SKIP";
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}
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/**
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* @param string|list<bool|array{0:string, 1:string}> $time
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*/
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function mapTime($time): void
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{
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$atime = is_array($time) ? $time : [];
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if ($time === "24h") {
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return;
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}
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for ($day = 0; $day < 7; ++$day) {
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if (!array_key_exists($day, $atime) || !is_array($atime[$day])) {
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continue;
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}
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$dayWh = $atime[$day];
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array_pop($dayWh);
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}
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}',
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'assertions' => [
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'$buttons===' => 'list<string>',
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'$urls===' => 'list{0?: non-falsy-string}',
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'$mainUrlSet===' => 'bool',
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],
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],
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'validSealedArrayAssertions' => [
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'code' => '<?php
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/** @var array{a: string, b: string, c?: string} */
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$a = [];
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if (count($a) > 2) {
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echo "Have C!";
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}
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if (count($a) < 3) {
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echo "Do not have C!";
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}
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',
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],
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'validSealedArrayAssertions2' => [
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'code' => '<?php
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/** @var array{a: string, b: string, c?: string} */
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$a = [];
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assert(count($a) > 2);
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',
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'assertions' => [
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'$a===' => 'array{a: string, b: string, c: string}',
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],
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],
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'instanceOfInterface' => [
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'code' => '<?php
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interface Supplier {
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public function get(): iterable;
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}
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class SomeClass {
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protected Supplier|iterable $prop;
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public function __construct(Supplier|iterable $value) {
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$this->prop = $value;
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}
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public function do(): void {
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$var = $this->prop;
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if ($var instanceof Supplier) {
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$var->get();
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}
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}
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}',
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'assertions' => [],
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'ignored_issues' => [],
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'php_version' => '8.0',
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],
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'nullableMethodWithTernaryGuard' => [
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'code' => '<?php
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class A {
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/** @return void */
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public function fooFoo() {}
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}
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class B {
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/** @return void */
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public function barBar(A $a = null) {
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$b = $a ? $a->fooFoo() : null;
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}
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}',
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],
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'nullableMethodWithTernaryIfNullGuard' => [
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'code' => '<?php
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class A {
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/** @return void */
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public function fooFoo() {}
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}
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class B {
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/** @return void */
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public function barBar(A $a = null) {
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$b = $a === null ? null : $a->fooFoo();
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}
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}',
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],
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'nullableMethodWithTernaryEmptyGuard' => [
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'code' => '<?php
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class A {
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/** @return void */
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public function fooFoo() {}
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}
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class B {
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/** @return void */
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public function barBar(A $a = null) {
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$b = empty($a) ? null : $a->fooFoo();
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}
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}',
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],
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'nullableMethodWithTernaryIsNullGuard' => [
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'code' => '<?php
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class A {
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/** @return void */
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public function fooFoo() {}
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}
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class B {
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/** @return void */
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public function barBar(A $a = null) {
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$b = is_null($a) ? null : $a->fooFoo();
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}
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}',
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],
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'nullableMethodWithIfGuard' => [
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'code' => '<?php
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class A {
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/** @return void */
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public function fooFoo() {}
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}
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class B {
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/** @return void */
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public function barBar(A $a = null) {
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if ($a) {
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$a->fooFoo();
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}
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}
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}',
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],
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'nullableMethodWithTernaryGuardWithThis' => [
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'code' => '<?php
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class A {
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/** @return void */
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public function fooFoo() {}
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}
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class B {
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/** @var A|null */
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public $a;
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/** @return void */
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public function barBar(A $a = null) {
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$this->a = $a;
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$b = $this->a ? $this->a->fooFoo() : null;
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}
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}',
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],
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'nullableMethodWithTernaryIfNullGuardWithThis' => [
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'code' => '<?php
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class A {
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/** @return void */
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public function fooFoo() {}
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}
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class B {
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/** @var A|null */
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public $a;
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/** @return void */
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public function barBar(A $a = null) {
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$this->a = $a;
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$b = $this->a === null ? null : $this->a->fooFoo();
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}
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}',
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],
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'nullableMethodWithIfGuardWithThis' => [
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'code' => '<?php
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class A {
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/** @return void */
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public function fooFoo() {}
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}
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class B {
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/** @var A|null */
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public $a;
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/** @return void */
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public function barBar(A $a = null) {
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$this->a = $a;
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if ($this->a) {
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$this->a->fooFoo();
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}
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}
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}',
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],
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'nullableMethodWithExceptionThrown' => [
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'code' => '<?php
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class One {
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/** @return void */
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public function fooFoo() {}
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}
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class B {
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/** @return void */
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public function barBar(One $one = null) {
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if (!$one) {
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throw new Exception();
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}
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$one->fooFoo();
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}
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}',
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],
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'nullableMethodWithRedefinitionAndElse' => [
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'code' => '<?php
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class One {
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/** @var int|null */
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public $two;
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/** @return void */
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public function fooFoo() {}
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}
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class B {
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/** @return void */
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public function barBar(One $one = null) {
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if (!$one) {
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$one = new One();
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}
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else {
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$one->two = 3;
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}
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$one->fooFoo();
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}
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}',
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],
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'nullableMethodWithBooleanIfGuard' => [
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'code' => '<?php
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class One {
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/** @return void */
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public function fooFoo() {}
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}
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class Two {
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/** @return void */
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public function fooFoo() {}
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}
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class B {
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/** @return void */
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public function barBar(One $one = null, Two $two = null) {
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if ($one && $two) {
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$two->fooFoo();
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}
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}
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}',
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],
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'nullableMethodWithNonNullBooleanIfGuard' => [
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'code' => '<?php
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class One {
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/** @return void */
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public function fooFoo() {}
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}
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class Two {
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/** @return void */
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public function fooFoo() {}
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}
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class B {
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/** @return void */
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public function barBar(One $one = null, Two $two = null) {
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if ($one !== null && $two) {
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$one->fooFoo();
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}
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}
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}',
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],
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'nullableMethodWithNonNullBooleanIfGuardAndBooleanAnd' => [
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'code' => '<?php
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class One {
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/** @return void */
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public function fooFoo() {}
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}
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class Two {
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/** @return void */
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public function fooFoo() {}
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}
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class B {
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/** @return void */
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public function barBar(One $one = null, Two $two = null) {
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if ($one !== null && ($two || rand(0, 1))) {
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$one->fooFoo();
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}
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}
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}',
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],
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'nullableMethodInConditionWithIfGuardBefore' => [
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'code' => '<?php
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class One {
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/** @var string */
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public $a = "";
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/** @return void */
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public function fooFoo() {}
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}
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class Two {
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/** @return void */
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public function fooFoo() {}
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}
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class B {
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/** @return void */
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public function barBar(One $one = null, Two $two = null) {
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if ($one === null) {
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return;
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}
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if (!$one->a && $one->fooFoo()) {
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// do something
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}
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}
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}',
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],
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'nullableMethodWithBooleanIfGuardBefore' => [
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'code' => '<?php
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class One {
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/** @return void */
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public function fooFoo() {}
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}
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class Two {
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/** @return void */
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public function fooFoo() {}
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}
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class B {
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/** @return void */
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public function barBar(One $one = null, Two $two = null) {
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if ($one === null || $two === null) {
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return;
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}
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$one->fooFoo();
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}
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}',
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],
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'nullableMethodWithGuardedRedefinition' => [
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'code' => '<?php
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class One {
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/** @return void */
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public function fooFoo() {}
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}
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class B {
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/** @return void */
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public function barBar(One $one = null) {
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if ($one === null) {
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$one = new One();
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}
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$one->fooFoo();
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}
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}',
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],
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'nullableMethodWithGuardedRedefinitionInElse' => [
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'code' => '<?php
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class One {
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/** @return void */
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public function fooFoo() {}
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}
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class B {
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/** @return void */
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public function barBar(One $one = null) {
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if ($one) {
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// do nothing
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}
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else {
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$one = new One();
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}
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$one->fooFoo();
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}
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}',
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],
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'nullableMethodWithGuardedNestedRedefinition' => [
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'code' => '<?php
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class One {
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/** @return void */
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public function fooFoo() {}
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}
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class Two {
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/** @return void */
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public function fooFoo() {}
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}
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class B {
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/** @return void */
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public function barBar(One $one = null) {
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$a = rand(0, 4);
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if ($one === null) {
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if ($a === 4) {
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$one = new One();
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}
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else {
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$one = new One();
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}
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}
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$one->fooFoo();
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}
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}',
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],
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'nullableMethodWithGuardedSwitchRedefinition' => [
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'code' => '<?php
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class One {
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/** @return void */
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public function fooFoo() {}
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}
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|
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class B {
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/** @return void */
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public function barBar(One $one = null) {
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$a = rand(0, 4);
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|
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if ($one === null) {
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switch ($a) {
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case 4:
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$one = new One();
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break;
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default:
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$one = new One();
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break;
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}
|
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}
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|
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$one->fooFoo();
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}
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}',
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],
|
|
'nullableMethodWithGuardedSwitchRedefinitionDueToException' => [
|
|
'code' => '<?php
|
|
class One {
|
|
/** @return void */
|
|
public function fooFoo() {}
|
|
}
|
|
|
|
class B {
|
|
/**
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|
* @return void
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*/
|
|
public function barBar(One $one = null) {
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$a = rand(0, 4);
|
|
|
|
if ($one === null) {
|
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switch ($a) {
|
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case 4:
|
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$one = new One();
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break;
|
|
|
|
default:
|
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throw new \Exception("bad");
|
|
}
|
|
}
|
|
|
|
$one->fooFoo();
|
|
}
|
|
}',
|
|
],
|
|
'nullableMethodWithGuardedSwitchThatAlwaysReturns' => [
|
|
'code' => '<?php
|
|
class One {
|
|
/** @return void */
|
|
public function fooFoo() {}
|
|
}
|
|
|
|
class B {
|
|
/** @return void */
|
|
public function barBar(One $one = null) {
|
|
$a = rand(0, 4);
|
|
|
|
if ($one === null) {
|
|
switch ($a) {
|
|
case 4:
|
|
return;
|
|
|
|
default:
|
|
return;
|
|
}
|
|
}
|
|
|
|
$one->fooFoo();
|
|
}
|
|
}',
|
|
],
|
|
'nullableMethodWithGuardedNestedRedefinitionWithReturn' => [
|
|
'code' => '<?php
|
|
class One {
|
|
/** @return void */
|
|
public function fooFoo() {}
|
|
}
|
|
|
|
class B {
|
|
/** @return void */
|
|
public function barBar(One $one = null) {
|
|
$a = rand(0, 4);
|
|
|
|
if ($one === null) {
|
|
if ($a === 4) {
|
|
$one = new One();
|
|
return;
|
|
}
|
|
else {
|
|
$one = new One();
|
|
}
|
|
}
|
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|
|
$one->fooFoo();
|
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}
|
|
}',
|
|
],
|
|
'nullableMethodWithGuardedNestedRedefinitionWithElseReturn' => [
|
|
'code' => '<?php
|
|
class One {
|
|
/** @return void */
|
|
public function fooFoo() {}
|
|
}
|
|
|
|
class B {
|
|
/** @return void */
|
|
public function barBar(One $one = null) {
|
|
$a = rand(0, 4);
|
|
|
|
if ($one === null) {
|
|
if ($a === 4) {
|
|
$one = new One();
|
|
}
|
|
else {
|
|
$one = new One();
|
|
return;
|
|
}
|
|
}
|
|
|
|
$one->fooFoo();
|
|
}
|
|
}',
|
|
],
|
|
'nullableMethodWithGuardedNestedRedefinitionWithElseifReturn' => [
|
|
'code' => '<?php
|
|
class One {
|
|
/** @return void */
|
|
public function fooFoo() {}
|
|
}
|
|
|
|
class B {
|
|
/** @return void */
|
|
public function barBar(One $one = null) {
|
|
$a = rand(0, 4);
|
|
|
|
if ($one === null) {
|
|
if ($a === 4) {
|
|
$one = new One();
|
|
}
|
|
else if ($a === 3) {
|
|
// do nothing
|
|
return;
|
|
}
|
|
else {
|
|
$one = new One();
|
|
}
|
|
}
|
|
|
|
$one->fooFoo();
|
|
}
|
|
}',
|
|
],
|
|
'nullableMethodWithGuardedSwitchBreak' => [
|
|
'code' => '<?php
|
|
class One {
|
|
/** @return void */
|
|
public function fooFoo() {}
|
|
}
|
|
|
|
class B {
|
|
/** @return void */
|
|
public function barBar(One $one = null) {
|
|
$a = 4;
|
|
|
|
switch ($a) {
|
|
case 4:
|
|
if ($one === null) {
|
|
break;
|
|
}
|
|
|
|
$one->fooFoo();
|
|
break;
|
|
}
|
|
}
|
|
}',
|
|
],
|
|
'nullableMethodWithGuardedRedefinitionOnThis' => [
|
|
'code' => '<?php
|
|
class One {
|
|
/** @return void */
|
|
public function fooFoo() {}
|
|
}
|
|
|
|
class B {
|
|
/** @var One|null */
|
|
public $one;
|
|
|
|
/** @return void */
|
|
public function barBar(One $one = null) {
|
|
$this->one = $one;
|
|
|
|
if ($this->one === null) {
|
|
$this->one = new One();
|
|
}
|
|
|
|
$this->one->fooFoo();
|
|
}
|
|
}',
|
|
],
|
|
'arrayUnionTypeAssertion' => [
|
|
'code' => '<?php
|
|
$ids = (1 + 1 === 2) ? [] : null;
|
|
|
|
if ($ids === null) {
|
|
$ids = [];
|
|
}',
|
|
'assertions' => [
|
|
'$ids' => 'array<never, never>',
|
|
],
|
|
],
|
|
'arrayUnionTypeAssertionWithIsArray' => [
|
|
'code' => '<?php
|
|
$ids = (1 + 1 === 2) ? [] : null;
|
|
|
|
if (!is_array($ids)) {
|
|
$ids = [];
|
|
}',
|
|
'assertions' => [
|
|
'$ids' => 'array<never, never>',
|
|
],
|
|
],
|
|
'2dArrayUnionTypeAssertionWithIsArray' => [
|
|
'code' => '<?php
|
|
/** @return array<array<string>>|null */
|
|
function foo() {
|
|
$ids = rand(0, 1) ? [["hello"]] : null;
|
|
|
|
if (is_array($ids)) {
|
|
return $ids;
|
|
}
|
|
|
|
return null;
|
|
}',
|
|
],
|
|
'variableReassignment' => [
|
|
'code' => '<?php
|
|
class One {
|
|
/** @return void */
|
|
public function fooFoo() {}
|
|
}
|
|
|
|
class Two {
|
|
/** @return void */
|
|
public function barBar() {}
|
|
}
|
|
|
|
$one = new One();
|
|
|
|
$one = new Two();
|
|
|
|
$one->barBar();',
|
|
],
|
|
'variableReassignmentInIf' => [
|
|
'code' => '<?php
|
|
class One {
|
|
/** @return void */
|
|
public function fooFoo() {}
|
|
}
|
|
|
|
class Two {
|
|
/** @return void */
|
|
public function barBar() {}
|
|
}
|
|
|
|
$one = new One();
|
|
|
|
if (1 + 1 === 2) {
|
|
$one = new Two();
|
|
|
|
$one->barBar();
|
|
}',
|
|
],
|
|
'unionTypeFlow' => [
|
|
'code' => '<?php
|
|
class One {
|
|
/** @return void */
|
|
public function fooFoo() {}
|
|
}
|
|
|
|
class Two {
|
|
/** @return void */
|
|
public function barBar() {}
|
|
}
|
|
|
|
class Three {
|
|
/** @return void */
|
|
public function baz() {}
|
|
}
|
|
|
|
/** @var One|Two|Three|null */
|
|
$var = null;
|
|
|
|
if ($var instanceof One) {
|
|
$var->fooFoo();
|
|
}
|
|
else {
|
|
if ($var instanceof Two) {
|
|
$var->barBar();
|
|
}
|
|
else if ($var) {
|
|
$var->baz();
|
|
}
|
|
}',
|
|
],
|
|
'unionTypeFlowWithThrow' => [
|
|
'code' => '<?php
|
|
class One {
|
|
/** @return void */
|
|
public function fooFoo() {}
|
|
}
|
|
|
|
/** @return void */
|
|
function a(One $var = null) {
|
|
if (!$var) {
|
|
throw new \Exception("some exception");
|
|
}
|
|
else {
|
|
$var->fooFoo();
|
|
}
|
|
}',
|
|
],
|
|
'unionTypeFlowWithElseif' => [
|
|
'code' => '<?php
|
|
class One {
|
|
/** @return void */
|
|
public function fooFoo() {}
|
|
}
|
|
|
|
/** @var One|null */
|
|
$var = null;
|
|
|
|
if (rand(0,100) === 5) {
|
|
|
|
}
|
|
elseif (!$var) {
|
|
|
|
}
|
|
else {
|
|
$var->fooFoo();
|
|
}',
|
|
],
|
|
'typedAdjustment' => [
|
|
'code' => '<?php
|
|
$var = 0;
|
|
|
|
if (5 + 3 === 8) {
|
|
$var = "hello";
|
|
}
|
|
|
|
echo $var;',
|
|
'assertions' => [
|
|
'$var' => 'int|string',
|
|
],
|
|
],
|
|
'typeMixedAdjustment' => [
|
|
'code' => '<?php
|
|
$var = 0;
|
|
|
|
$arr = ["hello"];
|
|
|
|
if (5 + 3 === 8) {
|
|
$var = $arr[0];
|
|
}
|
|
|
|
echo $var;',
|
|
'assertions' => [
|
|
'$var' => 'int|string',
|
|
],
|
|
],
|
|
'typeAdjustmentIfNull' => [
|
|
'code' => '<?php
|
|
class A {}
|
|
class B {}
|
|
|
|
$var = rand(0,10) > 5 ? new A : null;
|
|
|
|
if ($var === null) {
|
|
$var = new B;
|
|
}',
|
|
'assertions' => [
|
|
'$var' => 'A|B',
|
|
],
|
|
],
|
|
'whileTrue' => [
|
|
'code' => '<?php
|
|
class One {
|
|
/**
|
|
* @return array|false
|
|
*/
|
|
public function fooFoo(){
|
|
return rand(0,100) ? ["hello"] : false;
|
|
}
|
|
|
|
/** @return void */
|
|
public function barBar(){
|
|
while ($row = $this->fooFoo()) {
|
|
$row[0] = "bad";
|
|
}
|
|
}
|
|
}',
|
|
],
|
|
'passingParam' => [
|
|
'code' => '<?php
|
|
class A {}
|
|
|
|
class B {
|
|
/** @return void */
|
|
public function barBar(A $a) {}
|
|
}
|
|
|
|
$b = new B();
|
|
$b->barBar(new A);',
|
|
],
|
|
'nullToNullableParam' => [
|
|
'code' => '<?php
|
|
class A {}
|
|
|
|
class B {
|
|
/** @return void */
|
|
public function barBar(A $a = null) {}
|
|
}
|
|
|
|
$b = new B();
|
|
$b->barBar(null);',
|
|
],
|
|
'objectToNullableObjectParam' => [
|
|
'code' => '<?php
|
|
class A {}
|
|
|
|
class B {
|
|
/** @return void */
|
|
public function barBar(A $a = null) {}
|
|
}
|
|
|
|
$b = new B();
|
|
$b->barBar(new A);',
|
|
],
|
|
'paramCoercion' => [
|
|
'code' => '<?php
|
|
class A {}
|
|
class B extends A {
|
|
/** @return void */
|
|
public function barBar() {}
|
|
}
|
|
|
|
class C {
|
|
/** @return void */
|
|
function fooFoo(A $a) {
|
|
if ($a instanceof B) {
|
|
$a->barBar();
|
|
}
|
|
}
|
|
}',
|
|
],
|
|
'paramElseifCoercion' => [
|
|
'code' => '<?php
|
|
class A {}
|
|
class B extends A {
|
|
/** @return void */
|
|
public function barBar() {}
|
|
}
|
|
class C extends A {
|
|
/** @return void */
|
|
public function baz() {}
|
|
}
|
|
|
|
class D {
|
|
/** @return void */
|
|
function fooFoo(A $a) {
|
|
if ($a instanceof B) {
|
|
$a->barBar();
|
|
}
|
|
elseif ($a instanceof C) {
|
|
$a->baz();
|
|
}
|
|
}
|
|
}',
|
|
],
|
|
'plusPlus' => [
|
|
'code' => '<?php
|
|
$a = 0;
|
|
$b = $a++;',
|
|
'assertions' => [
|
|
'$a===' => '1',
|
|
],
|
|
],
|
|
'typedValueAssertion' => [
|
|
'code' => '<?php
|
|
/**
|
|
* @param array|string $a
|
|
*/
|
|
function fooFoo($a): void {
|
|
$b = "aadad";
|
|
|
|
if ($a === $b) {
|
|
echo substr($a, 1);
|
|
}
|
|
}',
|
|
],
|
|
'isIntOnUnaryPlus' => [
|
|
'code' => '<?php
|
|
$a = +"5";
|
|
if (!is_int($a)) {
|
|
}',
|
|
],
|
|
'suppressOneSuppressesAll' => [
|
|
'code' => '<?php
|
|
class A {
|
|
/** @return void */
|
|
public function fooFoo() {}
|
|
|
|
/** @return void */
|
|
public function barFoo() {}
|
|
}
|
|
|
|
class B {
|
|
/** @return void */
|
|
public function barBar(A $a = null) {
|
|
/** @psalm-suppress PossiblyNullReference */
|
|
$a->fooFoo();
|
|
|
|
$a->barFoo();
|
|
}
|
|
}',
|
|
'assertions' => [],
|
|
],
|
|
'trueFalseTest' => [
|
|
'code' => '<?php
|
|
class A {
|
|
/** @return true */
|
|
public function returnsTrue() { return true; }
|
|
|
|
/** @return false */
|
|
public function returnsFalse() { return false; }
|
|
|
|
/** @return bool */
|
|
public function returnsBool() {
|
|
if (rand() % 2 > 0) {
|
|
return true;
|
|
}
|
|
return false;
|
|
}
|
|
}',
|
|
],
|
|
'intersectionTypeAfterInstanceof' => [
|
|
'code' => '<?php
|
|
/**
|
|
* @psalm-consistent-constructor
|
|
*/
|
|
abstract class A {
|
|
/** @var string|null */
|
|
public $foo;
|
|
|
|
public static function getFoo(): void {
|
|
$a = new static();
|
|
if ($a instanceof I) {}
|
|
$a->foo = "bar";
|
|
}
|
|
}
|
|
|
|
interface I {}',
|
|
],
|
|
'intersectionTypeInsideInstanceof' => [
|
|
'code' => '<?php
|
|
/**
|
|
* @psalm-consistent-constructor
|
|
*/
|
|
abstract class A {
|
|
/** @var string|null */
|
|
public $foo;
|
|
|
|
public static function getFoo(): void {
|
|
$a = new static();
|
|
if ($a instanceof I) {
|
|
takesI($a);
|
|
takesA($a);
|
|
}
|
|
}
|
|
}
|
|
|
|
interface I {}
|
|
|
|
function takesI(I $i): void {}
|
|
function takesA(A $i): void {}',
|
|
],
|
|
'intersectionInNamespace' => [
|
|
'code' => '<?php
|
|
namespace NS;
|
|
use Countable;
|
|
|
|
class Item {}
|
|
/**
|
|
* @var iterable<Item>&Countable $collection
|
|
*/
|
|
$collection = [];
|
|
count($collection);
|
|
|
|
/**
|
|
* @param iterable<Item>&Countable $collection
|
|
*/
|
|
function mycount($collection): int {
|
|
return count($collection);
|
|
}
|
|
mycount($collection);',
|
|
],
|
|
'scalarTypeParam' => [
|
|
'code' => '<?php
|
|
/**
|
|
* @param scalar $var
|
|
*/
|
|
function test($var): void {}
|
|
|
|
test("a");
|
|
test(1);
|
|
test(1.1);
|
|
test(true);
|
|
test(false);',
|
|
],
|
|
'assignOpUpdateArray' => [
|
|
'code' => '<?php
|
|
$optgroup = ["a" => ""];
|
|
|
|
if (rand(0, 1)) {
|
|
$optgroup["a"] .= "v";
|
|
}
|
|
|
|
if ($optgroup["a"] !== "") {}',
|
|
],
|
|
'redefineArrayKeyInsideIsStringConditional' => [
|
|
'code' => '<?php
|
|
/**
|
|
* @param string|int $key
|
|
*/
|
|
function get($key, array $arr) : void {
|
|
if (!isset($arr[$key])) {
|
|
if (is_string($key)) {
|
|
$key = "p" . $key;
|
|
}
|
|
|
|
if (!isset($arr[$key])) {}
|
|
}
|
|
}',
|
|
],
|
|
'redefineArrayKeyInsideIsStringConditionalElse' => [
|
|
'code' => '<?php
|
|
/**
|
|
* @param string|int $key
|
|
*/
|
|
function get($key, array $arr) : void {
|
|
if (!isset($arr[$key])) {
|
|
if (!is_string($key)) {
|
|
// do nothing
|
|
} else {
|
|
$key = "p" . $key;
|
|
}
|
|
|
|
if (!isset($arr[$key])) {}
|
|
}
|
|
}',
|
|
],
|
|
'redefineArrayKeyInsideIsStringConditionalElseif' => [
|
|
'code' => '<?php
|
|
/**
|
|
* @param string|int $key
|
|
*/
|
|
function get($key, array $arr) : void {
|
|
if (!isset($arr[$key])) {
|
|
if (!is_string($key)) {
|
|
// do nothing
|
|
} elseif (rand(0, 1)) {
|
|
$key = "p" . $key;
|
|
}
|
|
|
|
if (!isset($arr[$key])) {}
|
|
}
|
|
}',
|
|
],
|
|
'redefineArrayKeyInsideIsStringConditionalWhile' => [
|
|
'code' => '<?php
|
|
/**
|
|
* @param string|int $key
|
|
*/
|
|
function get($key, array $arr) : void {
|
|
if (!isset($arr[$key])) {
|
|
while (rand(0, 1)) {
|
|
$key = "p" . $key;
|
|
}
|
|
|
|
if (!isset($arr[$key])) {}
|
|
}
|
|
}',
|
|
],
|
|
'redefineArrayKeyInsideIsIntConditional' => [
|
|
'code' => '<?php
|
|
/**
|
|
* @param string|int $key
|
|
*/
|
|
function get($key, array $arr) : void {
|
|
if (!isset($arr[$key])) {
|
|
if (is_int($key)) {
|
|
$key++;
|
|
}
|
|
|
|
if (!isset($arr[$key])) {}
|
|
}
|
|
}',
|
|
],
|
|
'arrayKeyCanBeNumeric' => [
|
|
'code' => '<?php
|
|
/** @param array<string> $arr */
|
|
function foo(array $arr) : void {
|
|
foreach ($arr as $k => $_) {
|
|
if (is_numeric($k)) {}
|
|
if (!is_numeric($k)) {}
|
|
}
|
|
}',
|
|
],
|
|
'narrowScalar' => [
|
|
'code' => '<?php
|
|
/** @var scalar $s */
|
|
$s = 1;
|
|
|
|
if (!is_int($s) && !is_bool($s) && !is_float($s)) {
|
|
strlen($s);
|
|
}',
|
|
],
|
|
'testIsIntAndAliasesTypeNarrowing' => [
|
|
'code' => '<?php
|
|
/** @var mixed $a */
|
|
$a;
|
|
/** @var never $b */
|
|
$b;
|
|
/** @var never $c */
|
|
$c;
|
|
/** @var never $d */
|
|
$d;
|
|
if (is_int($a)) {
|
|
$b = $a;
|
|
}
|
|
if (is_integer($a)) {
|
|
$c = $a;
|
|
}
|
|
if (is_long($a)) {
|
|
$d = $a;
|
|
}
|
|
',
|
|
'assertions' => [
|
|
'$b===' => 'int',
|
|
'$c===' => 'int',
|
|
'$d===' => 'int',
|
|
],
|
|
],
|
|
'narrowWithCountToAllowNonTupleKeyedArray' => [
|
|
'code' => '<?php
|
|
/**
|
|
* @param list<string> $arr
|
|
*/
|
|
function foo($arr): void {
|
|
if (count($arr) === 2) {
|
|
consume($arr);
|
|
}
|
|
}
|
|
|
|
/**
|
|
* @param array{0:string, 1: string} $input
|
|
*/
|
|
function consume($input): void{}',
|
|
],
|
|
'notDateTimeWithDateTimeInterface' => [
|
|
'code' => '<?php
|
|
function foo(DateTimeInterface $dateTime): DateTimeInterface {
|
|
$dateInterval = new DateInterval("P1D");
|
|
|
|
if ($dateTime instanceof DateTime) {
|
|
$dateTime->add($dateInterval);
|
|
|
|
return $dateTime;
|
|
} else {
|
|
return $dateTime->add($dateInterval);
|
|
}
|
|
}
|
|
',
|
|
],
|
|
'notDateTimeImmutableWithDateTimeInterface' => [
|
|
'code' => '<?php
|
|
function foo(DateTimeInterface $dateTime): DateTimeInterface {
|
|
$dateInterval = new DateInterval("P1D");
|
|
|
|
if ($dateTime instanceof DateTimeImmutable) {
|
|
return $dateTime->add($dateInterval);
|
|
} else {
|
|
$dateTime->add($dateInterval);
|
|
|
|
return $dateTime;
|
|
}
|
|
}
|
|
',
|
|
],
|
|
'CountEqual0MakesNonEmptyArray' => [
|
|
'code' => '<?php
|
|
function a(array $a): void {
|
|
if (count($a) === 0) {
|
|
throw new \LogicException;
|
|
}
|
|
expectNonEmptyArray($a);
|
|
}
|
|
function b(array $a): void {
|
|
if (count($a) !== 0) {
|
|
expectNonEmptyArray($a);
|
|
}
|
|
}
|
|
function c(array $a): void {
|
|
if (count($a) === 0) {
|
|
throw new \LogicException;
|
|
} else {
|
|
expectNonEmptyArray($a);
|
|
}
|
|
}
|
|
/** @param non-empty-array $a */
|
|
function expectNonEmptyArray(array $a): array { return $a; }',
|
|
],
|
|
];
|
|
}
|
|
|
|
/**
|
|
* @return iterable<string,array{code:string,error_message:string,ignored_issues?:list<string>,php_version?:string}>
|
|
*/
|
|
public function providerInvalidCodeParse(): iterable
|
|
{
|
|
return [
|
|
'possiblyUndefinedVariable' => [
|
|
'code' => '<?php
|
|
if (rand(0, 1)) {
|
|
$a = 5;
|
|
}
|
|
|
|
echo $a;',
|
|
'error_message' => 'PossiblyUndefinedGlobalVariable',
|
|
],
|
|
'nullableMethodCall' => [
|
|
'code' => '<?php
|
|
class A {
|
|
/** @return void */
|
|
public function fooFoo() {}
|
|
}
|
|
|
|
class B {
|
|
/** @return void */
|
|
public function barBar(A $a = null) {
|
|
$a->fooFoo();
|
|
}
|
|
}',
|
|
'error_message' => 'PossiblyNullReference',
|
|
],
|
|
'nullableMethodCallWithThis' => [
|
|
'code' => '<?php
|
|
class A {
|
|
/** @return void */
|
|
public function fooFoo() {}
|
|
}
|
|
|
|
class B {
|
|
/** @var A|null */
|
|
protected $a;
|
|
|
|
/** @return void */
|
|
public function barBar(A $a = null) {
|
|
$this->a = $a;
|
|
$this->a->fooFoo();
|
|
}
|
|
}',
|
|
'error_message' => 'PossiblyNullReference',
|
|
],
|
|
'nullableMethodWithIfGuard' => [
|
|
'code' => '<?php
|
|
class One {
|
|
/** @return void */
|
|
public function fooFoo() {}
|
|
}
|
|
|
|
class Two {
|
|
/** @return void */
|
|
public function fooFoo() {}
|
|
}
|
|
|
|
class B {
|
|
/** @return void */
|
|
public function barBar(One $one = null, Two $two = null) {
|
|
if ($one) {
|
|
$two->fooFoo();
|
|
}
|
|
}
|
|
}',
|
|
'error_message' => 'PossiblyNullReference',
|
|
],
|
|
'nullableMethodWithWrongBooleanIfGuard' => [
|
|
'code' => '<?php
|
|
class One {
|
|
/** @return void */
|
|
public function fooFoo() {}
|
|
}
|
|
|
|
class Two {
|
|
/** @return void */
|
|
public function fooFoo() {}
|
|
}
|
|
|
|
class B {
|
|
/** @return void */
|
|
public function barBar(One $one = null, Two $two = null) {
|
|
if ($one || $two) {
|
|
$two->fooFoo();
|
|
}
|
|
}
|
|
}',
|
|
'error_message' => 'PossiblyNullReference',
|
|
],
|
|
'nullableMethodWithWrongIfGuardedBefore' => [
|
|
'code' => '<?php
|
|
class One {
|
|
/** @return void */
|
|
public function fooFoo() {}
|
|
}
|
|
|
|
class Two {
|
|
/** @return void */
|
|
public function fooFoo() {}
|
|
}
|
|
|
|
class B {
|
|
/** @return void */
|
|
public function barBar(One $one = null, Two $two = null) {
|
|
if ($two === null) {
|
|
return;
|
|
}
|
|
|
|
$one->fooFoo();
|
|
}
|
|
}',
|
|
'error_message' => 'PossiblyNullReference',
|
|
],
|
|
'nullableMethodWithWrongBooleanIfGuardBefore' => [
|
|
'code' => '<?php
|
|
class One {
|
|
/** @return void */
|
|
public function fooFoo() {}
|
|
}
|
|
|
|
class Two {
|
|
/** @return void */
|
|
public function fooFoo() {}
|
|
}
|
|
|
|
class B {
|
|
/** @return void */
|
|
public function barBar(One $one = null, Two $two = null) {
|
|
if ($one === null && $two === null) {
|
|
return;
|
|
}
|
|
|
|
$one->fooFoo();
|
|
}
|
|
}',
|
|
'error_message' => 'PossiblyNullReference',
|
|
],
|
|
'nullableMethodWithGuardedNestedIncompleteRedefinition' => [
|
|
'code' => '<?php
|
|
class One {
|
|
/** @return void */
|
|
public function fooFoo() {}
|
|
}
|
|
|
|
class Two {
|
|
/** @return void */
|
|
public function fooFoo() {}
|
|
}
|
|
|
|
class B {
|
|
/** @return void */
|
|
public function barBar(One $one = null, Two $two = null) {
|
|
$a = rand(0, 4);
|
|
|
|
if ($one === null) {
|
|
if ($a === 4) {
|
|
$one = new One();
|
|
}
|
|
}
|
|
|
|
$one->fooFoo();
|
|
}
|
|
}',
|
|
'error_message' => 'PossiblyNullReference',
|
|
],
|
|
'nullableMethodWithGuardedSwitchRedefinitionNoDefault' => [
|
|
'code' => '<?php
|
|
class One {
|
|
/** @return void */
|
|
public function fooFoo() {}
|
|
}
|
|
|
|
class B {
|
|
/** @return void */
|
|
public function barBar(One $one = null) {
|
|
$a = rand(0, 4);
|
|
|
|
if ($one === null) {
|
|
switch ($a) {
|
|
case 4:
|
|
$one = new One();
|
|
break;
|
|
}
|
|
}
|
|
|
|
$one->fooFoo();
|
|
}
|
|
}',
|
|
'error_message' => 'PossiblyNullReference',
|
|
],
|
|
'nullableMethodWithGuardedSwitchRedefinitionEmptyDefault' => [
|
|
'code' => '<?php
|
|
class One {
|
|
/** @return void */
|
|
public function fooFoo() {}
|
|
}
|
|
|
|
class B {
|
|
/** @return void */
|
|
public function barBar(One $one = null) {
|
|
$a = rand(0, 4);
|
|
|
|
if ($one === null) {
|
|
switch ($a) {
|
|
case 4:
|
|
$one = new One();
|
|
break;
|
|
|
|
default:
|
|
break;
|
|
}
|
|
}
|
|
|
|
$one->fooFoo();
|
|
}
|
|
}',
|
|
'error_message' => 'PossiblyNullReference',
|
|
],
|
|
'nullableMethodWithGuardedNestedRedefinitionWithUselessElseReturn' => [
|
|
'code' => '<?php
|
|
class One {
|
|
/** @return void */
|
|
public function fooFoo() {}
|
|
}
|
|
|
|
class B {
|
|
/** @return void */
|
|
public function barBar(One $one = null) {
|
|
$a = rand(0, 4);
|
|
|
|
if ($one === null) {
|
|
if ($a === 4) {
|
|
$one = new One();
|
|
}
|
|
else if ($a === 3) {
|
|
// do nothing
|
|
}
|
|
else {
|
|
$one = new One();
|
|
return;
|
|
}
|
|
}
|
|
|
|
$one->fooFoo();
|
|
}
|
|
}',
|
|
'error_message' => 'PossiblyNullReference',
|
|
],
|
|
'variableReassignmentInIfWithOutsideCall' => [
|
|
'code' => '<?php
|
|
class One {
|
|
/** @return void */
|
|
public function fooFoo() {}
|
|
}
|
|
|
|
class Two {
|
|
/** @return void */
|
|
public function barBar() {}
|
|
}
|
|
|
|
$one = new One();
|
|
|
|
if (1 + 1 === 2) {
|
|
$one = new Two();
|
|
|
|
$one->barBar();
|
|
}
|
|
|
|
$one->barBar();',
|
|
'error_message' => 'PossiblyUndefinedMethod',
|
|
],
|
|
'wrongParam' => [
|
|
'code' => '<?php
|
|
class A {}
|
|
|
|
class B {
|
|
/** @return void */
|
|
public function barBar(A $a) {}
|
|
}
|
|
|
|
$b = new B();
|
|
$b->barBar(5);',
|
|
'error_message' => 'InvalidArgument',
|
|
],
|
|
'intToNullableObjectParam' => [
|
|
'code' => '<?php
|
|
class A {}
|
|
|
|
class B {
|
|
/** @return void */
|
|
public function barBar(A $a = null) {}
|
|
}
|
|
|
|
$b = new B();
|
|
$b->barBar(5);',
|
|
'error_message' => 'InvalidArgument',
|
|
],
|
|
'paramCoercionWithBadArg' => [
|
|
'code' => '<?php
|
|
class A {}
|
|
class B extends A {
|
|
/** @return void */
|
|
public function blab() {}
|
|
}
|
|
|
|
class C {
|
|
/** @return void */
|
|
function fooFoo(A $a) {
|
|
if ($a instanceof B) {
|
|
$a->barBar();
|
|
}
|
|
}
|
|
}',
|
|
'error_message' => 'UndefinedMethod',
|
|
],
|
|
'nullCheckInsideForeachWithNoLeaveStatement' => [
|
|
'code' => '<?php
|
|
$a = null;
|
|
|
|
$a->fooBar();',
|
|
'error_message' => 'NullReference',
|
|
],
|
|
'possiblyUndefinedMethod' => [
|
|
'code' => '<?php
|
|
class A {
|
|
public function foo(): void {}
|
|
}
|
|
class B {
|
|
public function other(): void {}
|
|
}
|
|
|
|
function a(bool $cond): void {
|
|
if ($cond) {
|
|
$a = new A();
|
|
} else {
|
|
$a = new B();
|
|
}
|
|
|
|
if ($cond) {
|
|
$a->foo();
|
|
}
|
|
}',
|
|
'error_message' => 'PossiblyUndefinedMethod',
|
|
],
|
|
'notTrueTest' => [
|
|
'code' => '<?php
|
|
/** @return true */
|
|
function returnsTrue() { return rand() % 2 > 0; }
|
|
',
|
|
'error_message' => 'InvalidReturnStatement',
|
|
],
|
|
'notFalseTest' => [
|
|
'code' => '<?php
|
|
/** @return false */
|
|
function returnsFalse() { return rand() % 2 > 0; }
|
|
',
|
|
'error_message' => 'InvalidReturnStatement',
|
|
],
|
|
'invalidSealedArrayAssertion1' => [
|
|
'code' => '<?php
|
|
/** @var array{a: string, b: string, c?: string} */
|
|
$a = [];
|
|
|
|
if (count($a) > 1) {
|
|
}',
|
|
'error_message' => 'RedundantConditionGivenDocblockType',
|
|
],
|
|
'invalidSealedArrayAssertion2' => [
|
|
'code' => '<?php
|
|
/** @var array{a: string, b: string, c?: string} */
|
|
$a = [];
|
|
|
|
if (count($a) > 3) {
|
|
}',
|
|
'error_message' => 'DocblockTypeContradiction',
|
|
],
|
|
'invalidSealedArrayAssertion3' => [
|
|
'code' => '<?php
|
|
/** @var array{a: string, b: string, c?: string} */
|
|
$a = [];
|
|
|
|
if (count($a) > 4) {
|
|
}',
|
|
'error_message' => 'DocblockTypeContradiction',
|
|
],
|
|
'invalidSealedArrayAssertion4' => [
|
|
'code' => '<?php
|
|
/** @var array{a: string, b: string, c?: string} */
|
|
$a = [];
|
|
|
|
if (count($a) < 1) {
|
|
}',
|
|
'error_message' => 'DocblockTypeContradiction',
|
|
],
|
|
'invalidSealedArrayAssertion5' => [
|
|
'code' => '<?php
|
|
/** @var array{a: string, b: string, c?: string} */
|
|
$a = [];
|
|
|
|
if (count($a) < 2) {
|
|
}',
|
|
'error_message' => 'DocblockTypeContradiction',
|
|
],
|
|
'invalidSealedArrayAssertion6' => [
|
|
'code' => '<?php
|
|
/** @var array{a: string, b: string, c?: string} */
|
|
$a = [];
|
|
|
|
if (count($a) < 4) {
|
|
}',
|
|
'error_message' => 'RedundantConditionGivenDocblockType',
|
|
],
|
|
'intersectionTypeClassCheckAfterInstanceof' => [
|
|
'code' => '<?php
|
|
/**
|
|
* @psalm-consistent-constructor
|
|
*/
|
|
abstract class A {
|
|
/** @var string|null */
|
|
public $foo;
|
|
|
|
public static function getFoo(): void {
|
|
$a = new static();
|
|
if ($a instanceof B) {}
|
|
elseif ($a instanceof C) {}
|
|
else {}
|
|
takesB($a);
|
|
}
|
|
}
|
|
|
|
class B extends A {}
|
|
class C extends A {}
|
|
|
|
function takesB(B $i): void {}',
|
|
'error_message' => 'ArgumentTypeCoercion - src' . DIRECTORY_SEPARATOR . 'somefile.php:14:32 - Argument 1 of takesB expects B,'
|
|
. ' but parent type A&static provided',
|
|
],
|
|
'intersectionTypeInterfaceCheckAfterInstanceof' => [
|
|
'code' => '<?php
|
|
/**
|
|
* @psalm-consistent-constructor
|
|
*/
|
|
abstract class A {
|
|
/** @var string|null */
|
|
public $foo;
|
|
|
|
public static function getFoo(): void {
|
|
$a = new static();
|
|
if ($a instanceof I) {}
|
|
takesI($a);
|
|
}
|
|
}
|
|
|
|
interface I {}
|
|
|
|
function takesI(I $i): void {}',
|
|
'error_message' => 'InvalidArgument - src' . DIRECTORY_SEPARATOR . 'somefile.php:12:32 - Argument 1 of takesI expects I, but A&static provided',
|
|
],
|
|
];
|
|
}
|
|
}
|