mirror of
https://github.com/danog/psalm.git
synced 2024-11-26 20:34:47 +01:00
1803 lines
62 KiB
PHP
1803 lines
62 KiB
PHP
<?php
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namespace Psalm\Tests;
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use const DIRECTORY_SEPARATOR;
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class AssertAnnotationTest extends TestCase
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{
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use Traits\ValidCodeAnalysisTestTrait;
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use Traits\InvalidCodeAnalysisTestTrait;
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/**
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* @return iterable<string,array{string,assertions?:array<string,string>,error_levels?:string[]}>
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*/
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public function providerValidCodeParse(): iterable
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{
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return [
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'implictAssertInstanceOfB' => [
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'<?php
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namespace Bar;
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class A {}
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class B extends A {
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public function foo(): void {}
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}
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function assertInstanceOfB(A $var): void {
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if (!$var instanceof B) {
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throw new \Exception();
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}
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}
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function takesA(A $a): void {
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assertInstanceOfB($a);
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$a->foo();
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}',
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],
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'implicitAssertEqualsNull' => [
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'<?php
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function takesInt(int $int): void { echo $int; }
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function getIntOrNull(): ?int {
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return rand(0,1) === 0 ? null : 1;
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}
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/** @param mixed $value */
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function assertNotNull($value): void {
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if (null === $value) {
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throw new Exception();
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}
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}
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$value = getIntOrNull();
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assertNotNull($value);
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takesInt($value);',
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],
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'dropInReplacementForAssert' => [
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'<?php
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namespace Bar;
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/**
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* @param mixed $_b
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* @psalm-assert !falsy $_b
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*/
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function myAssert($_b) : void {
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if (!$_b) {
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throw new \Exception("bad");
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}
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}
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function bar(?string $s) : string {
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myAssert($s !== null);
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return $s;
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}',
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],
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'dropInReplacementForAntiAssert' => [
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'<?php
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/**
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* @param mixed $foo
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* @psalm-assert falsy $foo
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*/
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function abort_if($foo): void
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{
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if ($foo) {
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throw new \RuntimeException();
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}
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}
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/**
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* @param string|null $foo
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*/
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function removeNullable($foo): string
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{
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abort_if(is_null($foo));
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return $foo;
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}'
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],
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'sortOfReplacementForAssert' => [
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'<?php
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namespace Bar;
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/**
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* @param mixed $_b
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* @psalm-assert true $_b
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*/
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function myAssert($_b) : void {
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if ($_b !== true) {
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throw new \Exception("bad");
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}
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}
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function bar(?string $s) : string {
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myAssert($s !== null);
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return $s;
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}',
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],
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'implictAssertInstanceOfInterface' => [
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'<?php
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namespace Bar;
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class A {
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public function bar() : void {}
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}
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interface I {
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public function foo(): void;
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}
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class B extends A implements I {
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public function foo(): void {}
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}
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function assertInstanceOfI(A $var): void {
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if (!$var instanceof I) {
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throw new \Exception();
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}
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}
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function takesA(A $a): void {
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assertInstanceOfI($a);
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$a->bar();
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$a->foo();
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}',
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],
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'implicitAssertInstanceOfMultipleInterfaces' => [
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'<?php
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namespace Bar;
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class A {
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public function bar() : void {}
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}
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interface I1 {
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public function foo1(): void;
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}
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interface I2 {
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public function foo2(): void;
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}
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class B extends A implements I1, I2 {
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public function foo1(): void {}
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public function foo2(): void {}
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}
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function assertInstanceOfInterfaces(A $var): void {
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if (!$var instanceof I1 || !$var instanceof I2) {
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throw new \Exception();
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}
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}
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function takesA(A $a): void {
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assertInstanceOfInterfaces($a);
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$a->bar();
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$a->foo1();
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}',
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],
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'implicitAssertInstanceOfBInClassMethod' => [
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'<?php
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namespace Bar;
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class A {}
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class B extends A {
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public function foo(): void {}
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}
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class C {
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private function assertInstanceOfB(A $var): void {
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if (!$var instanceof B) {
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throw new \Exception();
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}
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}
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private function takesA(A $a): void {
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$this->assertInstanceOfB($a);
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$a->foo();
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}
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}',
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],
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'implicitAssertPropertyNotNull' => [
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'<?php
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namespace Bar;
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class A {
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public function foo(): void {}
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}
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class B {
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/** @var A|null */
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public $a;
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private function assertNotNullProperty(): void {
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if (!$this->a) {
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throw new \Exception();
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}
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}
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public function takesA(A $a): void {
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$this->assertNotNullProperty();
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$a->foo();
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}
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}',
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],
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'implicitAssertWithoutRedundantCondition' => [
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'<?php
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namespace Bar;
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/**
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* @param mixed $data
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* @throws \Exception
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*/
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function assertIsLongString($data): void {
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if (!\is_string($data)) {
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throw new \Exception;
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}
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if (strlen($data) < 100) {
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throw new \Exception;
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}
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}
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/**
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* @throws \Exception
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*/
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function f(string $s): void {
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assertIsLongString($s);
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}',
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],
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'assertInstanceOfBAnnotation' => [
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'<?php
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namespace Bar;
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class A {}
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class B extends A {
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public function foo(): void {}
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}
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/** @psalm-assert B $var */
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function myAssertInstanceOfB(A $var): void {
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if (!$var instanceof B) {
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throw new \Exception();
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}
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}
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function takesA(A $a): void {
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myAssertInstanceOfB($a);
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$a->foo();
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}',
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],
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'assertIfTrueAnnotation' => [
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'<?php
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namespace Bar;
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/** @psalm-assert-if-true string $myVar */
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function isValidString(?string $myVar) : bool {
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return $myVar !== null && $myVar[0] === "a";
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}
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$myString = rand(0, 1) ? "abacus" : null;
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if (isValidString($myString)) {
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echo "Ma chaine " . $myString;
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}',
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],
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'assertIfFalseAnnotation' => [
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'<?php
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namespace Bar;
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/** @psalm-assert-if-false string $myVar */
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function isInvalidString(?string $myVar) : bool {
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return $myVar === null || $myVar[0] !== "a";
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}
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$myString = rand(0, 1) ? "abacus" : null;
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if (isInvalidString($myString)) {
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// do something
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} else {
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echo "Ma chaine " . $myString;
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}',
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],
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'assertServerVar' => [
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'<?php
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namespace Bar;
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/**
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* @psalm-assert-if-true string $a
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* @param mixed $a
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*/
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function my_is_string($a) : bool
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{
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return is_string($a);
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}
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if (my_is_string($_SERVER["abc"])) {
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$i = substr($_SERVER["abc"], 1, 2);
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}',
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],
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'dontBleedBadAssertVarIntoContext' => [
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'<?php
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namespace Bar;
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class A {
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public function foo() : bool {
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return (bool) rand(0, 1);
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}
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public function bar() : bool {
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return (bool) rand(0, 1);
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}
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}
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/**
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* Asserts that a condition is false.
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*
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* @param bool $condition
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* @param string $message
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*
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* @psalm-assert false $actual
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*/
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function assertFalse($condition, $message = "") : void {}
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function takesA(A $a) : void {
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assertFalse($a->foo());
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assertFalse($a->bar());
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}',
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],
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'assertAllStrings' => [
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'<?php
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/**
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* @psalm-assert iterable<mixed,string> $i
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*
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* @param iterable<mixed,mixed> $i
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*/
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function assertAllStrings(iterable $i): void {
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/** @psalm-suppress MixedAssignment */
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foreach ($i as $s) {
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if (!is_string($s)) {
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throw new \UnexpectedValueException("");
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}
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}
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}
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function getArray(): array {
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return [];
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}
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function getIterable(): iterable {
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return [];
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}
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$array = getArray();
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assertAllStrings($array);
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$iterable = getIterable();
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assertAllStrings($iterable);',
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[
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'$array' => 'array<array-key, string>',
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'$iterable' => 'iterable<mixed, string>',
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],
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],
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'assertStaticMethodIfFalse' => [
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'<?php
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class StringUtility {
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/**
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* @psalm-assert-if-false !null $yStr
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*/
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public static function isNull(?string $yStr): bool {
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if ($yStr === null) {
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return true;
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}
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return false;
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}
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}
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function test(?string $in) : void {
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$str = "test";
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if(!StringUtility::isNull($in)) {
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$str .= $in;
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}
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}',
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],
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'assertStaticMethodIfTrue' => [
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'<?php
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class StringUtility {
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/**
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* @psalm-assert-if-true !null $yStr
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*/
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public static function isNotNull(?string $yStr): bool {
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if ($yStr === null) {
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return true;
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}
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return false;
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}
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}
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function test(?string $in) : void {
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$str = "test";
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if(StringUtility::isNotNull($in)) {
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$str .= $in;
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}
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}',
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],
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'assertUnion' => [
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'<?php
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class Foo{
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public function bar() : void {}
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}
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/**
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* @param mixed $b
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* @psalm-assert int|Foo $b
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*/
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function assertIntOrFoo($b) : void {
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if (!is_int($b) && !(is_object($b) && $b instanceof Foo)) {
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throw new \Exception("bad");
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}
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}
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/** @psalm-suppress MixedAssignment */
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$a = $_GET["a"];
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assertIntOrFoo($a);
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if (!is_int($a)) $a->bar();',
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],
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'assertThisType' => [
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'<?php
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class Type {
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/**
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* @psalm-assert FooType $this
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*/
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public function isFoo() : bool {
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if (!$this instanceof FooType) {
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throw new \Exception();
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}
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return true;
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}
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}
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class FooType extends Type {
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public function bar(): void {}
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}
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function takesType(Type $t) : void {
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$t->isFoo();
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$t->bar();
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}'
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],
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'assertThisTypeIfTrue' => [
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'<?php
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class Type {
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/**
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* @psalm-assert-if-true FooType $this
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*/
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public function isFoo() : bool {
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return $this instanceof FooType;
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}
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}
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class FooType extends Type {
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public function bar(): void {}
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}
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function takesType(Type $t) : void {
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if ($t->isFoo()) {
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$t->bar();
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}
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}'
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],
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'assertThisTypeCombined' => [
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'<?php
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class Type {
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/**
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* @psalm-assert FooType $this
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*/
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public function assertFoo() : void {
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if (!$this instanceof FooType) {
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throw new \Exception();
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}
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}
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/**
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* @psalm-assert BarType $this
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*/
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public function assertBar() : void {
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if (!$this instanceof BarType) {
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throw new \Exception();
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}
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}
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}
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interface FooType {
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public function foo(): void;
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}
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interface BarType {
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public function bar(): void;
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}
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function takesType(Type $t) : void {
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$t->assertFoo();
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$t->assertBar();
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$t->foo();
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$t->bar();
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}'
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],
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'assertThisTypeCombinedInsideMethod' => [
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|
'<?php
|
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class Type {
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/**
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* @psalm-assert FooType $this
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*/
|
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public function assertFoo() : void {
|
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if (!$this instanceof FooType) {
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throw new \Exception();
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}
|
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}
|
|
|
|
/**
|
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* @psalm-assert BarType $this
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|
*/
|
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public function assertBar() : void {
|
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if (!$this instanceof BarType) {
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throw new \Exception();
|
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}
|
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}
|
|
|
|
function takesType(Type $t) : void {
|
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$t->assertFoo();
|
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$t->assertBar();
|
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$t->foo();
|
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$t->bar();
|
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}
|
|
}
|
|
|
|
interface FooType {
|
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public function foo(): void;
|
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}
|
|
|
|
interface BarType {
|
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public function bar(): void;
|
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}
|
|
'
|
|
],
|
|
'assertThisTypeSimpleCombined' => [
|
|
'<?php
|
|
class Type {
|
|
/**
|
|
* @psalm-assert FooType $this
|
|
*/
|
|
public function assertFoo() : void {
|
|
if (!$this instanceof FooType) {
|
|
throw new \Exception();
|
|
}
|
|
return;
|
|
}
|
|
|
|
/**
|
|
* @psalm-assert BarType $this
|
|
*/
|
|
public function assertBar() : void {
|
|
if (!$this instanceof BarType) {
|
|
throw new \Exception();
|
|
}
|
|
return;
|
|
}
|
|
}
|
|
|
|
interface FooType {
|
|
public function foo(): void;
|
|
}
|
|
|
|
interface BarType {
|
|
public function bar(): void;
|
|
}
|
|
|
|
/** @param Type&FooType $t */
|
|
function takesType(Type $t) : void {
|
|
$t->assertBar();
|
|
$t->foo();
|
|
$t->bar();
|
|
}'
|
|
],
|
|
'assertThisTypeIfTrueCombined' => [
|
|
'<?php
|
|
class Type {
|
|
/**
|
|
* @psalm-assert-if-true FooType $this
|
|
*/
|
|
public function assertFoo() : bool {
|
|
return $this instanceof FooType;
|
|
}
|
|
|
|
/**
|
|
* @psalm-assert-if-true BarType $this
|
|
*/
|
|
public function assertBar() : bool {
|
|
return $this instanceof BarType;
|
|
}
|
|
}
|
|
|
|
interface FooType {
|
|
public function foo(): void;
|
|
}
|
|
|
|
interface BarType {
|
|
public function bar(): void;
|
|
}
|
|
|
|
function takesType(Type $t) : void {
|
|
if ($t->assertFoo() && $t->assertBar()) {
|
|
$t->foo();
|
|
$t->bar();
|
|
}
|
|
}'
|
|
],
|
|
'assertThisTypeSimpleAndIfTrueCombined' => [
|
|
'<?php
|
|
class Type {
|
|
/**
|
|
* @psalm-assert BarType $this
|
|
* @psalm-assert-if-true FooType $this
|
|
*/
|
|
public function isFoo() : bool {
|
|
if (!$this instanceof BarType) {
|
|
throw new \Exception();
|
|
}
|
|
return $this instanceof FooType;
|
|
}
|
|
}
|
|
|
|
interface FooType {
|
|
public function foo(): void;
|
|
}
|
|
|
|
interface BarType {
|
|
public function bar(): void;
|
|
}
|
|
|
|
function takesType(Type $t) : void {
|
|
if ($t->isFoo()) {
|
|
$t->foo();
|
|
}
|
|
$t->bar();
|
|
}'
|
|
],
|
|
'assertThisTypeSwitchTrue' => [
|
|
'<?php
|
|
class Type {
|
|
/**
|
|
* @psalm-assert-if-true FooType $this
|
|
*/
|
|
public function isFoo() : bool {
|
|
return $this instanceof FooType;
|
|
}
|
|
}
|
|
|
|
class FooType extends Type {
|
|
public function bar(): void {}
|
|
}
|
|
|
|
function takesType(Type $t) : void {
|
|
switch (true) {
|
|
case $t->isFoo():
|
|
$t->bar();
|
|
}
|
|
}'
|
|
],
|
|
'assertNotArray' => [
|
|
'<?php
|
|
/**
|
|
* @param mixed $value
|
|
* @psalm-assert !array $value
|
|
*/
|
|
function myAssertNotArray($value) : void {}
|
|
|
|
/**
|
|
* @param mixed $value
|
|
* @psalm-assert !iterable $value
|
|
*/
|
|
function myAssertNotIterable($value) : void {}
|
|
|
|
/**
|
|
* @param int|array $v
|
|
*/
|
|
function takesIntOrArray($v) : int {
|
|
myAssertNotArray($v);
|
|
return $v;
|
|
}
|
|
|
|
/**
|
|
* @param int|iterable $v
|
|
*/
|
|
function takesIntOrIterable($v) : int {
|
|
myAssertNotIterable($v);
|
|
return $v;
|
|
}'
|
|
],
|
|
'assertIfTrueOnProperty' => [
|
|
'<?php
|
|
class A {
|
|
public function foo() : void {}
|
|
}
|
|
|
|
class B {
|
|
private ?A $a = null;
|
|
|
|
public function bar() : void {
|
|
if ($this->assertProperty()) {
|
|
$this->a->foo();
|
|
}
|
|
}
|
|
|
|
/**
|
|
* @psalm-assert-if-true !null $this->a
|
|
*/
|
|
public function assertProperty() : bool {
|
|
return $this->a !== null;
|
|
}
|
|
}'
|
|
],
|
|
'assertIfFalseOnProperty' => [
|
|
'<?php
|
|
class A {
|
|
public function foo() : void {}
|
|
}
|
|
|
|
class B {
|
|
private ?A $a = null;
|
|
|
|
public function bar() : void {
|
|
if ($this->assertProperty()) {
|
|
$this->a->foo();
|
|
}
|
|
}
|
|
|
|
/**
|
|
* @psalm-assert-if-false null $this->a
|
|
*/
|
|
public function assertProperty() : bool {
|
|
return $this->a !== null;
|
|
}
|
|
}'
|
|
],
|
|
'assertIfTrueOnPropertyNegated' => [
|
|
'<?php
|
|
class A {
|
|
public function foo() : void {}
|
|
}
|
|
|
|
class B {
|
|
private ?A $a = null;
|
|
|
|
public function bar() : void {
|
|
if (!$this->assertProperty()) {
|
|
$this->a->foo();
|
|
}
|
|
}
|
|
|
|
/**
|
|
* @psalm-assert-if-true null $this->a
|
|
*/
|
|
public function assertProperty() : bool {
|
|
return $this->a !== null;
|
|
}
|
|
}'
|
|
],
|
|
'assertIfFalseOnPropertyNegated' => [
|
|
'<?php
|
|
class A {
|
|
public function foo() : void {}
|
|
}
|
|
|
|
class B {
|
|
private ?A $a = null;
|
|
|
|
public function bar() : void {
|
|
if (!$this->assertProperty()) {
|
|
$this->a->foo();
|
|
}
|
|
}
|
|
|
|
/**
|
|
* @psalm-assert-if-false !null $this->a
|
|
*/
|
|
public function assertProperty() : bool {
|
|
return $this->a !== null;
|
|
}
|
|
}'
|
|
],
|
|
'assertPropertyVisibleOutside' => [
|
|
'<?php
|
|
class A {
|
|
public ?int $x = null;
|
|
|
|
public function maybeAssignX() : void {
|
|
if (rand(0, 0) == 0) {
|
|
$this->x = 0;
|
|
}
|
|
}
|
|
|
|
/**
|
|
* @psalm-assert !null $this->x
|
|
*/
|
|
public function assertProperty() : void {
|
|
if (is_null($this->x)) {
|
|
throw new RuntimeException();
|
|
}
|
|
}
|
|
}
|
|
|
|
$a = new A();
|
|
$a->maybeAssignX();
|
|
$a->assertProperty();
|
|
echo (2 * $a->x);',
|
|
],
|
|
'parseAssertion' => [
|
|
'<?php
|
|
/**
|
|
* @psalm-assert array<string, string[]> $data
|
|
* @param mixed $data
|
|
*/
|
|
function isArrayOfStrings($data): void {}
|
|
|
|
function foo(array $arr) : void {
|
|
isArrayOfStrings($arr);
|
|
foreach ($arr as $a) {
|
|
foreach ($a as $b) {
|
|
echo $b;
|
|
}
|
|
}
|
|
}'
|
|
],
|
|
'noExceptionOnShortArrayAssertion' => [
|
|
'<?php
|
|
/**
|
|
* @param mixed[] $a
|
|
*/
|
|
function one(array $a): void {
|
|
isInts($a);
|
|
}
|
|
|
|
/**
|
|
* @psalm-assert int[] $value
|
|
* @param mixed $value
|
|
*/
|
|
function isInts($value): void {}',
|
|
],
|
|
'simpleArrayAssertion' => [
|
|
'<?php
|
|
/**
|
|
* @psalm-assert array $data
|
|
* @param mixed $data
|
|
*/
|
|
function isArray($data): void {}
|
|
|
|
/**
|
|
* @param iterable<string> $arr
|
|
* @return array<string>
|
|
*/
|
|
function foo(iterable $arr) : array {
|
|
isArray($arr);
|
|
return $arr;
|
|
}'
|
|
],
|
|
'listAssertion' => [
|
|
'<?php
|
|
/**
|
|
* @psalm-assert list $data
|
|
* @param mixed $data
|
|
*/
|
|
function isList($data): void {}
|
|
|
|
/**
|
|
* @param array<string> $arr
|
|
* @return list<string>
|
|
*/
|
|
function foo(array $arr) : array {
|
|
isList($arr);
|
|
return $arr;
|
|
}'
|
|
],
|
|
'scanAssertionTypes' => [
|
|
'<?php
|
|
/**
|
|
* @param mixed $_p
|
|
* @psalm-assert-if-true Exception $_p
|
|
* @psalm-assert-if-false Error $_p
|
|
* @psalm-assert Throwable $_p
|
|
*/
|
|
function f($_p): bool {
|
|
return true;
|
|
}
|
|
|
|
$q = null;
|
|
if (rand(0, 1) && f($q)) {}
|
|
if (!f($q)) {}'
|
|
],
|
|
'assertDifferentTypeOfArray' => [
|
|
'<?php
|
|
/**
|
|
* @psalm-assert array{0: string, 1: string} $value
|
|
* @param mixed $value
|
|
*/
|
|
function isStringTuple($value): void {
|
|
if (!is_array($value)
|
|
|| !isset($value[0])
|
|
|| !isset($value[1])
|
|
|| !is_string($value[0])
|
|
|| !is_string($value[1])
|
|
) {
|
|
throw new \Exception("bad");
|
|
}
|
|
}
|
|
|
|
$s = "";
|
|
|
|
$parts = explode(":", $s, 2);
|
|
|
|
isStringTuple($parts);
|
|
|
|
echo $parts[0];
|
|
echo $parts[1];'
|
|
],
|
|
'assertStringOrIntOnString' => [
|
|
'<?php
|
|
/**
|
|
* @param mixed $v
|
|
* @psalm-assert string|int $v
|
|
*/
|
|
function assertStringOrInt($v) : void {}
|
|
|
|
function gimmeAString(?string $v): string {
|
|
/** @psalm-suppress TypeDoesNotContainType */
|
|
assertStringOrInt($v);
|
|
|
|
return $v;
|
|
}',
|
|
],
|
|
'assertIfTrueWithSpace' => [
|
|
'<?php
|
|
/**
|
|
* @param mixed $data
|
|
* @return bool
|
|
* @psalm-assert-if-true array{type: string} $data
|
|
*/
|
|
function isBar($data) {
|
|
return isset($data["type"]);
|
|
}
|
|
|
|
/**
|
|
* @param mixed $data
|
|
* @return string
|
|
*/
|
|
function doBar($data) {
|
|
if (isBar($data)) {
|
|
return $data["type"];
|
|
}
|
|
|
|
throw new \Exception();
|
|
}'
|
|
],
|
|
'assertOnNestedProperty' => [
|
|
'<?php
|
|
/** @psalm-immutable */
|
|
class B {
|
|
public ?array $arr = null;
|
|
|
|
public function __construct(?array $arr) {
|
|
$this->arr = $arr;
|
|
}
|
|
}
|
|
|
|
/** @psalm-immutable */
|
|
class A {
|
|
public B $b;
|
|
public function __construct(B $b) {
|
|
$this->b = $b;
|
|
}
|
|
|
|
/** @psalm-assert-if-true !null $this->b->arr */
|
|
public function hasArray() : bool {
|
|
return $this->b->arr !== null;
|
|
}
|
|
}
|
|
|
|
function foo(A $a) : void {
|
|
if ($a->hasArray()) {
|
|
echo count($a->b->arr);
|
|
}
|
|
}'
|
|
],
|
|
'assertOnNestedMethod' => [
|
|
'<?php
|
|
/** @psalm-immutable */
|
|
class B {
|
|
private ?array $arr = null;
|
|
|
|
public function __construct(?array $arr) {
|
|
$this->arr = $arr;
|
|
}
|
|
|
|
public function getArray() : ?array {
|
|
return $this->arr;
|
|
}
|
|
}
|
|
|
|
/** @psalm-immutable */
|
|
class A {
|
|
public B $b;
|
|
public function __construct(B $b) {
|
|
$this->b = $b;
|
|
}
|
|
|
|
/** @psalm-assert-if-true !null $this->b->getarray() */
|
|
public function hasArray() : bool {
|
|
return $this->b->getArray() !== null;
|
|
}
|
|
}
|
|
|
|
function foo(A $a) : void {
|
|
if ($a->hasArray()) {
|
|
echo count($a->b->getArray());
|
|
}
|
|
}'
|
|
],
|
|
'assertOnThisMethod' => [
|
|
'<?php
|
|
/** @psalm-immutable */
|
|
class A {
|
|
private ?array $arr = null;
|
|
|
|
public function __construct(?array $arr) {
|
|
$this->arr = $arr;
|
|
}
|
|
|
|
/** @psalm-assert-if-true !null $this->getarray() */
|
|
public function hasArray() : bool {
|
|
return $this->arr !== null;
|
|
}
|
|
|
|
public function getArray() : ?array {
|
|
return $this->arr;
|
|
}
|
|
}
|
|
|
|
function foo(A $a) : void {
|
|
if (!$a->hasArray()) {
|
|
return;
|
|
}
|
|
|
|
echo count($a->getArray());
|
|
}'
|
|
],
|
|
'preventErrorWhenAssertingOnArrayUnion' => [
|
|
'<?php
|
|
/**
|
|
* @psalm-assert array<string,string|object> $data
|
|
*/
|
|
function validate(array $data): void {}'
|
|
],
|
|
'nonEmptyList' => [
|
|
'<?php
|
|
/**
|
|
* @psalm-assert non-empty-list $array
|
|
*
|
|
* @param mixed $array
|
|
*/
|
|
function isNonEmptyList($array): void {}
|
|
|
|
/**
|
|
* @psalm-param mixed $value
|
|
*
|
|
* @psalm-return non-empty-list<mixed>
|
|
*/
|
|
function consume1($value): array {
|
|
isNonEmptyList($value);
|
|
return $value;
|
|
}
|
|
|
|
/**
|
|
* @psalm-param list<string> $values
|
|
*/
|
|
function consume2(array $values): void {
|
|
isNonEmptyList($values);
|
|
foreach ($values as $str) {}
|
|
echo $str;
|
|
}'
|
|
],
|
|
'nonEmptyListOfStrings' => [
|
|
'<?php
|
|
/**
|
|
* @psalm-assert non-empty-list<string> $array
|
|
*
|
|
* @param mixed $array
|
|
*/
|
|
function isNonEmptyListOfStrings($array): void {}
|
|
|
|
/**
|
|
* @psalm-param list<string> $values
|
|
*/
|
|
function consume2(array $values): void {
|
|
isNonEmptyListOfStrings($values);
|
|
foreach ($values as $str) {}
|
|
echo $str;
|
|
}'
|
|
],
|
|
'assertResource' => [
|
|
'<?php
|
|
/**
|
|
* @param mixed $foo
|
|
* @psalm-assert resource $foo
|
|
*/
|
|
function assertResource($foo) : void {
|
|
if (!is_resource($foo)) {
|
|
throw new \Exception("bad");
|
|
}
|
|
}
|
|
/**
|
|
* @param mixed $value
|
|
*
|
|
* @return resource
|
|
*/
|
|
function consume($value)
|
|
{
|
|
assertResource($value);
|
|
|
|
return $value;
|
|
}'
|
|
],
|
|
'parseLongAssertion' => [
|
|
'<?php
|
|
/**
|
|
* @psalm-assert array{
|
|
* extensions: array<string, array{
|
|
* version?: string,
|
|
* type?: "bundled"|"pecl",
|
|
* require?: list<string>,
|
|
* env?: array<string, array{
|
|
* deps?: list<string>,
|
|
* buildDeps?: list<string>,
|
|
* configure?: string
|
|
* }>
|
|
* }>
|
|
* } $data
|
|
*
|
|
* @param mixed $data
|
|
*/
|
|
function assertStructure($data): void {}'
|
|
],
|
|
'intersectArraysAfterAssertion' => [
|
|
'<?php
|
|
/**
|
|
* @psalm-assert array{foo: string} $v
|
|
*/
|
|
function hasFoo(array $v): void {}
|
|
|
|
/**
|
|
* @psalm-assert array{bar: int} $v
|
|
*/
|
|
function hasBar(array $v): void {}
|
|
|
|
function process(array $data): void {
|
|
hasFoo($data);
|
|
hasBar($data);
|
|
|
|
echo sprintf("%s %d", $data["foo"], $data["bar"]);
|
|
}'
|
|
],
|
|
'assertListIsIterableOfStrings' => [
|
|
'<?php
|
|
/**
|
|
* @psalm-assert iterable<string> $value
|
|
*
|
|
* @param mixed $value
|
|
*
|
|
* @throws InvalidArgumentException
|
|
*/
|
|
function allString($value): void {}
|
|
|
|
function takesAnArray(array $a): void {
|
|
$keys = array_keys($a);
|
|
allString($keys);
|
|
}',
|
|
],
|
|
'assertListIsListOfStrings' => [
|
|
'<?php
|
|
/**
|
|
* @psalm-assert list<string> $value
|
|
*
|
|
* @param mixed $value
|
|
*
|
|
* @throws InvalidArgumentException
|
|
*/
|
|
function allString($value): void {}
|
|
|
|
function takesAnArray(array $a): void {
|
|
$keys = array_keys($a);
|
|
allString($keys);
|
|
}',
|
|
],
|
|
'multipleAssertIfTrue' => [
|
|
'<?php
|
|
/**
|
|
* @param mixed $a
|
|
* @param mixed $b
|
|
* @psalm-assert-if-true string $a
|
|
* @psalm-assert-if-true string $b
|
|
*/
|
|
function assertAandBAreStrings($a, $b): bool {
|
|
if (!is_string($a)) { return false;}
|
|
if (!is_string($b)) { return false;}
|
|
|
|
return true;
|
|
}
|
|
|
|
/**
|
|
* @param mixed $a
|
|
* @param mixed $b
|
|
*/
|
|
function test($a, $b): string {
|
|
if (!assertAandBAreStrings($a, $b)) {
|
|
throw new \Exception();
|
|
}
|
|
|
|
return substr($a, 0, 1) . substr($b, 0, 1);
|
|
}'
|
|
],
|
|
'SKIPPED-convertConstStringType' => [
|
|
'<?php
|
|
class A {
|
|
const T1 = 1;
|
|
const T2 = 2;
|
|
|
|
/**
|
|
* @param self::T* $t
|
|
*/
|
|
public static function bar(int $t):void {}
|
|
|
|
/**
|
|
* @psalm-assert-if-true self::T* $t
|
|
*/
|
|
public static function isValid(int $t): bool {
|
|
return in_array($t, [self::T1, self::T2], true);
|
|
}
|
|
}
|
|
|
|
function takesA(int $a) : void {
|
|
if (A::isValid($a)) {
|
|
A::bar($a);
|
|
}
|
|
}'
|
|
],
|
|
'multipleAssertIfTrueOnSameVariable' => [
|
|
'<?php
|
|
class A {}
|
|
|
|
function foo(string|null|A $a) : A {
|
|
if (isComputed($a)) {
|
|
return $a;
|
|
}
|
|
|
|
throw new Exception("bad");
|
|
}
|
|
|
|
/**
|
|
* @psalm-assert-if-true !null $value
|
|
* @psalm-assert-if-true !string $value
|
|
*/
|
|
function isComputed(mixed $value): bool {
|
|
return $value !== null && !is_string($value);
|
|
}',
|
|
[],
|
|
[],
|
|
'8.0'
|
|
],
|
|
'assertStaticSelf' => [
|
|
'<?php
|
|
final class C {
|
|
/** @var null|int */
|
|
private static $q = null;
|
|
|
|
/** @psalm-assert int self::$q */
|
|
private static function prefillQ(): void {
|
|
self::$q = 123;
|
|
}
|
|
|
|
public static function getQ(): int {
|
|
self::prefillQ();
|
|
return self::$q;
|
|
}
|
|
}
|
|
?>'
|
|
],
|
|
'assertIfTrueStaticSelf' => [
|
|
'<?php
|
|
final class C {
|
|
/** @var null|int */
|
|
private static $q = null;
|
|
|
|
/** @psalm-assert-if-true int self::$q */
|
|
private static function prefillQ(): bool {
|
|
if (rand(0,1)) {
|
|
self::$q = 123;
|
|
return true;
|
|
}
|
|
return false;
|
|
}
|
|
|
|
public static function getQ(): int {
|
|
if (self::prefillQ()) {
|
|
return self::$q;
|
|
}
|
|
return -1;
|
|
}
|
|
}
|
|
?>'
|
|
],
|
|
'assertIfFalseStaticSelf' => [
|
|
'<?php
|
|
final class C {
|
|
/** @var null|int */
|
|
private static $q = null;
|
|
|
|
/** @psalm-assert-if-false int self::$q */
|
|
private static function prefillQ(): bool {
|
|
if (rand(0,1)) {
|
|
self::$q = 123;
|
|
return false;
|
|
}
|
|
return true;
|
|
}
|
|
|
|
public static function getQ(): int {
|
|
if (self::prefillQ()) {
|
|
return -1;
|
|
}
|
|
return self::$q;
|
|
}
|
|
}
|
|
?>'
|
|
],
|
|
'assertStaticByInheritedMethod' => [
|
|
'<?php
|
|
class A {
|
|
/** @var null|int */
|
|
protected static $q = null;
|
|
|
|
/** @psalm-assert int self::$q */
|
|
protected static function prefillQ(): void {
|
|
self::$q = 123;
|
|
}
|
|
}
|
|
|
|
class B extends A {
|
|
public static function getQ(): int {
|
|
self::prefillQ();
|
|
return self::$q;
|
|
}
|
|
}
|
|
?>'
|
|
],
|
|
'assertInheritedStatic' => [
|
|
'<?php
|
|
class A {
|
|
/** @var null|int */
|
|
protected static $q = null;
|
|
}
|
|
|
|
class B extends A {
|
|
/** @psalm-assert int self::$q */
|
|
protected static function prefillQ(): void {
|
|
self::$q = 123;
|
|
}
|
|
public static function getQ(): int {
|
|
self::prefillQ();
|
|
return self::$q;
|
|
}
|
|
}
|
|
?>'
|
|
],
|
|
'assertStaticOnUnrelatedClass' => [
|
|
'<?php
|
|
class A {
|
|
/** @var null|int */
|
|
public static $q = null;
|
|
}
|
|
|
|
class B {
|
|
/** @psalm-assert int A::$q */
|
|
private static function prefillQ(): void {
|
|
A::$q = 123;
|
|
}
|
|
public static function getQ(): int {
|
|
self::prefillQ();
|
|
return A::$q;
|
|
}
|
|
}
|
|
?>'
|
|
],
|
|
'implicitComplexAssertionNoCrash' => [
|
|
'<?php
|
|
class Foo {
|
|
private string $status = "";
|
|
|
|
public function assertValidStatusTransition(string $status): void
|
|
{
|
|
if (
|
|
("canceled" === $this->status && "complete" === $status)
|
|
|| ("canceled" === $this->status && "pending" === $status)
|
|
|| ("complete" === $this->status && "canceled" === $status)
|
|
|| ("complete" === $this->status && "pending" === $status)
|
|
) {
|
|
throw new \LogicException();
|
|
}
|
|
}
|
|
}'
|
|
],
|
|
'assertArrayIteratorIsIterableOfStrings' => [
|
|
'<?php
|
|
/**
|
|
* @psalm-assert iterable<string> $value
|
|
* @param mixed $value
|
|
*
|
|
* @return void
|
|
*/
|
|
function assertAllString($value) : void {
|
|
throw new \Exception(\var_export($value, true));
|
|
}
|
|
|
|
/**
|
|
* @param ArrayIterator<string, mixed> $value
|
|
*
|
|
* @return ArrayIterator<string, string>
|
|
*/
|
|
function preserveContainerAllArrayIterator($value) {
|
|
assertAllString($value);
|
|
return $value;
|
|
}'
|
|
],
|
|
'implicitReflectionParameterAssertion' => [
|
|
'<?php
|
|
$method = new ReflectionMethod(stdClass::class);
|
|
$parameters = $method->getParameters();
|
|
foreach ($parameters as $parameter) {
|
|
if ($parameter->hasType()) {
|
|
$parameter->getType()->__toString();
|
|
}
|
|
}',
|
|
],
|
|
'reflectionNameTypeClassStringIfNotBuiltin' => [
|
|
'<?php
|
|
/**
|
|
* @return class-string|null
|
|
*/
|
|
function getPropertyType(\ReflectionProperty $reflectionItem): ?string {
|
|
$type = $reflectionItem->getType();
|
|
return ($type instanceof \ReflectionNamedType) && !$type->isBuiltin() ? $type->getName() : null;
|
|
}'
|
|
],
|
|
'withHasTypeCall' => [
|
|
'<?php
|
|
/**
|
|
* @psalm-immutable
|
|
*/
|
|
class Param {
|
|
/**
|
|
* @psalm-assert-if-true ReflectionType $this->getType()
|
|
*/
|
|
public function hasType() : bool {
|
|
return true;
|
|
}
|
|
|
|
public function getType() : ?ReflectionType {
|
|
return null;
|
|
}
|
|
}
|
|
|
|
function takesParam(Param $p) : void {
|
|
if ($p->hasType()) {
|
|
echo $p->getType()->__toString();
|
|
}
|
|
}',
|
|
],
|
|
'assertTemplatedIterable' => [
|
|
'<?php
|
|
class Foo{}
|
|
|
|
/**
|
|
* @param array<Foo> $foos
|
|
* @return array<Foo>
|
|
*/
|
|
function foo(array $foos) : array {
|
|
allIsInstanceOf($foos, Foo::class);
|
|
return $foos;
|
|
}
|
|
|
|
/**
|
|
* @template ExpectedType of object
|
|
*
|
|
* @param mixed $value
|
|
* @param class-string<ExpectedType> $class
|
|
* @psalm-assert iterable<ExpectedType> $value
|
|
*/
|
|
function allIsInstanceOf($value, $class): void {}'
|
|
],
|
|
'implicitReflectionPropertyAssertion' => [
|
|
'<?php
|
|
$class = new ReflectionClass(stdClass::class);
|
|
$properties = $class->getProperties();
|
|
foreach ($properties as $property) {
|
|
if ($property->hasType()) {
|
|
$property->getType()->allowsNull();
|
|
}
|
|
}',
|
|
[],
|
|
[],
|
|
'7.4'
|
|
],
|
|
];
|
|
}
|
|
|
|
/**
|
|
* @return iterable<string,array{string,error_message:string,1?:string[],2?:bool,3?:string}>
|
|
*/
|
|
public function providerInvalidCodeParse(): iterable
|
|
{
|
|
return [
|
|
'assertInstanceOfMultipleInterfaces' => [
|
|
'<?php
|
|
class A {
|
|
public function bar() : void {}
|
|
}
|
|
interface I1 {
|
|
public function foo1(): void;
|
|
}
|
|
interface I2 {
|
|
public function foo2(): void;
|
|
}
|
|
class B extends A implements I1, I2 {
|
|
public function foo1(): void {}
|
|
public function foo2(): void {}
|
|
}
|
|
|
|
function assertInstanceOfInterfaces(A $var): void {
|
|
if (!$var instanceof I1 && !$var instanceof I2) {
|
|
throw new \Exception();
|
|
}
|
|
}
|
|
|
|
function takesA(A $a): void {
|
|
assertInstanceOfInterfaces($a);
|
|
$a->bar();
|
|
$a->foo1();
|
|
}',
|
|
'error_message' => 'UndefinedMethod',
|
|
],
|
|
'assertIfTrueNoAnnotation' => [
|
|
'<?php
|
|
function isValidString(?string $myVar) : bool {
|
|
return $myVar !== null && $myVar[0] === "a";
|
|
}
|
|
|
|
$myString = rand(0, 1) ? "abacus" : null;
|
|
|
|
if (isValidString($myString)) {
|
|
echo "Ma chaine " . $myString;
|
|
}',
|
|
'error_message' => 'PossiblyNullOperand',
|
|
],
|
|
'assertIfFalseNoAnnotation' => [
|
|
'<?php
|
|
function isInvalidString(?string $myVar) : bool {
|
|
return $myVar === null || $myVar[0] !== "a";
|
|
}
|
|
|
|
$myString = rand(0, 1) ? "abacus" : null;
|
|
|
|
if (isInvalidString($myString)) {
|
|
// do something
|
|
} else {
|
|
echo "Ma chaine " . $myString;
|
|
}',
|
|
'error_message' => 'PossiblyNullOperand',
|
|
],
|
|
'assertIfTrueMethodCall' => [
|
|
'<?php
|
|
class C {
|
|
/**
|
|
* @param mixed $p
|
|
* @psalm-assert-if-true int $p
|
|
*/
|
|
public function isInt($p): bool {
|
|
return is_int($p);
|
|
}
|
|
/**
|
|
* @param mixed $p
|
|
*/
|
|
public function doWork($p): void {
|
|
if ($this->isInt($p)) {
|
|
strlen($p);
|
|
}
|
|
}
|
|
}',
|
|
'error_message' => 'InvalidScalarArgument',
|
|
],
|
|
'assertIfStaticTrueMethodCall' => [
|
|
'<?php
|
|
class C {
|
|
/**
|
|
* @param mixed $p
|
|
* @psalm-assert-if-true int $p
|
|
*/
|
|
public static function isInt($p): bool {
|
|
return is_int($p);
|
|
}
|
|
/**
|
|
* @param mixed $p
|
|
*/
|
|
public function doWork($p): void {
|
|
if ($this->isInt($p)) {
|
|
strlen($p);
|
|
}
|
|
}
|
|
}',
|
|
'error_message' => 'InvalidScalarArgument',
|
|
],
|
|
'noFatalForUnknownAssertClass' => [
|
|
'<?php
|
|
interface Foo {}
|
|
|
|
class Bar implements Foo {
|
|
public function sayHello(): void {
|
|
echo "Hello";
|
|
}
|
|
}
|
|
|
|
/**
|
|
* @param mixed $value
|
|
* @param class-string $type
|
|
* @psalm-assert SomeUndefinedClass $value
|
|
*/
|
|
function assertInstanceOf($value, string $type): void {
|
|
// some code
|
|
}
|
|
|
|
// Returns concreate implementation of Foo, which in this case is Bar
|
|
function getImplementationOfFoo(): Foo {
|
|
return new Bar();
|
|
}
|
|
|
|
$bar = getImplementationOfFoo();
|
|
assertInstanceOf($bar, Bar::class);
|
|
|
|
$bar->sayHello();',
|
|
'error_message' => 'UndefinedDocblockClass',
|
|
],
|
|
'assertValueImpossible' => [
|
|
'<?php
|
|
/**
|
|
* @psalm-assert "foo"|"bar"|"foo-bar" $s
|
|
*/
|
|
function assertFooBar(string $s) : void {
|
|
}
|
|
|
|
$a = "";
|
|
assertFooBar($a);',
|
|
'error_message' => 'TypeDoesNotContainType',
|
|
],
|
|
'sortOfReplacementForAssert' => [
|
|
'<?php
|
|
namespace Bar;
|
|
|
|
/**
|
|
* @param mixed $_b
|
|
* @psalm-assert true $_b
|
|
*/
|
|
function myAssert($_b) : void {
|
|
if ($_b !== true) {
|
|
throw new \Exception("bad");
|
|
}
|
|
}
|
|
|
|
function bar(?string $s) : string {
|
|
myAssert($s);
|
|
return $s;
|
|
}',
|
|
'error_message' => 'TypeDoesNotContainType',
|
|
],
|
|
'assertScalarAndEmpty' => [
|
|
'<?php
|
|
/**
|
|
* @param mixed $value
|
|
* @psalm-assert scalar $value
|
|
* @psalm-assert !empty $value
|
|
*/
|
|
function assertScalarNotEmpty($value) : void {}
|
|
|
|
/** @param scalar $s */
|
|
function takesScalar($s) : void {}
|
|
|
|
/**
|
|
* @param mixed $bar
|
|
*/
|
|
function foo($bar) : void {
|
|
assertScalarNotEmpty($bar);
|
|
takesScalar($bar);
|
|
|
|
if ($bar) {}
|
|
}',
|
|
'error_message' => 'RedundantConditionGivenDocblockType - src'
|
|
. DIRECTORY_SEPARATOR . 'somefile.php:19:29',
|
|
],
|
|
'assertOneOfStrings' => [
|
|
'<?php
|
|
/**
|
|
* @psalm-assert "a"|"b" $s
|
|
*/
|
|
function foo(string $s) : void {}
|
|
|
|
function takesString(string $s) : void {
|
|
foo($s);
|
|
if ($s === "c") {}
|
|
}',
|
|
'error_message' => 'DocblockTypeContradiction',
|
|
],
|
|
'assertThisType' => [
|
|
'<?php
|
|
class Type {
|
|
/**
|
|
* @psalm-assert FooType $this
|
|
*/
|
|
public function isFoo() : bool {
|
|
if (!$this instanceof FooType) {
|
|
throw new \Exception();
|
|
}
|
|
|
|
return true;
|
|
}
|
|
}
|
|
|
|
class FooType extends Type {
|
|
public function bar(): void {}
|
|
}
|
|
|
|
function takesType(Type $t) : void {
|
|
$t->bar();
|
|
$t->isFoo();
|
|
}',
|
|
'error_message' => 'UndefinedMethod',
|
|
],
|
|
'invalidUnionAssertion' => [
|
|
'<?php
|
|
interface I {
|
|
/**
|
|
* @psalm-assert null|!ExpectedType $value
|
|
*/
|
|
public static function foo($value);
|
|
}',
|
|
'error_message' => 'InvalidDocblock',
|
|
],
|
|
'assertNotEmptyOnBool' => [
|
|
'<?php
|
|
/**
|
|
* @param mixed $value
|
|
* @psalm-assert !empty $value
|
|
*/
|
|
function assertNotEmpty($value) : void {}
|
|
|
|
function foo(bool $bar) : void {
|
|
assertNotEmpty($bar);
|
|
if ($bar) {}
|
|
}',
|
|
'error_message' => 'RedundantConditionGivenDocblockType',
|
|
],
|
|
'withoutHasTypeCall' => [
|
|
'<?php
|
|
$method = new ReflectionMethod(stdClass::class);
|
|
$parameters = $method->getParameters();
|
|
foreach ($parameters as $parameter) {
|
|
$parameter->getType()->__toString();
|
|
}',
|
|
'error_message' => 'PossiblyNullReference',
|
|
],
|
|
];
|
|
}
|
|
}
|