mirror of
https://github.com/danog/psalm.git
synced 2024-12-13 17:57:37 +01:00
825 lines
26 KiB
PHP
825 lines
26 KiB
PHP
<?php
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namespace Psalm\Tests;
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use Psalm\Tests\Traits\InvalidCodeAnalysisTestTrait;
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use Psalm\Tests\Traits\ValidCodeAnalysisTestTrait;
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class TypeAnnotationTest extends TestCase
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{
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use InvalidCodeAnalysisTestTrait;
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use ValidCodeAnalysisTestTrait;
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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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'typeAliasBeforeClass' => [
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'<?php
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namespace Barrr;
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/**
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* @psalm-type CoolType = A|B|null
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*/
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class A {}
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class B {}
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/** @return CoolType */
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function foo() {
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if (rand(0, 1)) {
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return new A();
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}
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if (rand(0, 1)) {
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return new B();
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}
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return null;
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}
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/** @param CoolType $a **/
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function bar ($a) : void { }
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bar(foo());',
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],
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'typeAliasBeforeFunction' => [
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'<?php
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namespace Barrr;
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/**
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* @psalm-type A_OR_B = A|B
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* @psalm-type CoolType = A_OR_B|null
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* @return CoolType
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*/
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function foo() {
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if (rand(0, 1)) {
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return new A();
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}
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if (rand(0, 1)) {
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return new B();
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}
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return null;
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}
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class A {}
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class B {}
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/** @param CoolType $a **/
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function bar ($a) : void { }
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bar(foo());',
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],
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'typeAliasInSeparateBlockBeforeFunction' => [
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'<?php
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namespace Barrr;
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/**
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* @psalm-type CoolType = A|B|null
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*/
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/**
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* @return CoolType
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*/
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function foo() {
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if (rand(0, 1)) {
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return new A();
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}
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if (rand(0, 1)) {
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return new B();
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}
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return null;
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}
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class A {}
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class B {}
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/** @param CoolType $a **/
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function bar ($a) : void { }
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bar(foo());',
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],
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'almostFreeStandingTypeAlias' => [
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'<?php
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/**
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* @psalm-type CoolType = A|B|null
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*/
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// this breaks up the line
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class A {}
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class B {}
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/** @return CoolType */
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function foo() {
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if (rand(0, 1)) {
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return new A();
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}
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if (rand(0, 1)) {
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return new B();
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}
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return null;
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}
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/** @param CoolType $a **/
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function bar ($a) : void { }
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bar(foo());',
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],
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'typeAliasUsedTwice' => [
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'<?php
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namespace Baz;
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/** @psalm-type TA = array<int, string> */
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class Bar {
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public function foo() : void {
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$bar =
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/** @return TA */
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function() {
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return ["hello"];
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};
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/** @var array<int, TA> */
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$bat = [$bar(), $bar()];
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foreach ($bat as $b) {
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echo $b[0];
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}
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}
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}
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/**
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* @psalm-type _A=array{elt:int}
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* @param _A $p
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* @return _A
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*/
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function f($p) {
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/** @var _A */
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$r = $p;
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return $r;
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}',
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],
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'classTypeAliasSimple' => [
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'<?php
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namespace Bar;
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/** @psalm-type PhoneType = array{phone: string} */
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class Phone {
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/** @psalm-return PhoneType */
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public function toArray(): array {
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return ["phone" => "Nokia"];
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}
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}
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/** @psalm-type NameType = array{name: string} */
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class Name {
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/** @psalm-return NameType */
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function toArray(): array {
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return ["name" => "Matt"];
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}
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}
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/**
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* @psalm-import-type PhoneType from Phone as PhoneType2
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* @psalm-import-type NameType from Name as NameType2
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*
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* @psalm-type UserType = PhoneType2&NameType2
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*/
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class User {
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/** @psalm-return UserType */
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function toArray(): array {
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return array_merge(
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(new Name)->toArray(),
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(new Phone)->toArray()
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);
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}
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}'
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],
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'classTypeAliasImportWithAlias' => [
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'<?php
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namespace Bar;
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/** @psalm-type PhoneType = array{phone: string} */
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class Phone {
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/** @psalm-return PhoneType */
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public function toArray(): array {
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return ["phone" => "Nokia"];
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}
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}
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/**
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* @psalm-import-type PhoneType from Phone as TPhone
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*/
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class User {
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/** @psalm-return TPhone */
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function toArray(): array {
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return array_merge([], (new Phone)->toArray());
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}
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}'
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],
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'classTypeAliasDirectUsage' => [
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'<?php
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namespace Bar;
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/** @psalm-type PhoneType = array{phone: string} */
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class Phone {
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/** @psalm-return PhoneType */
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public function toArray(): array {
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return ["phone" => "Nokia"];
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}
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}
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/**
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* @psalm-import-type PhoneType from Phone
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*/
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class User {
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/** @psalm-return PhoneType */
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function toArray(): array {
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return array_merge([], (new Phone)->toArray());
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}
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}'
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],
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'classTypeAliasFromExternalNamespace' => [
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'<?php
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namespace Foo {
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/** @psalm-type PhoneType = array{phone: string} */
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class Phone {
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/** @psalm-return PhoneType */
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public function toArray(): array {
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return ["phone" => "Nokia"];
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}
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}
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}
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namespace Bar {
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/**
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* @psalm-import-type PhoneType from \Foo\Phone
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*/
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class User {
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/** @psalm-return PhoneType */
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function toArray(): array {
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return (new \Foo\Phone)->toArray();
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}
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}
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}'
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],
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'importTypeForParam' => [
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'<?php
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namespace Bar;
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/**
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* @psalm-type Type = self::NULL|self::BOOL|self::INT|self::STRING
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*/
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interface I
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{
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public const NULL = 0;
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public const BOOL = 1;
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public const INT = 2;
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public const STRING = 3;
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/**
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* @psalm-param Type $type
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*/
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public function a(int $type): void;
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}
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/**
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* @psalm-import-type Type from I as Type2
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*/
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abstract class C implements I
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{
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public function a(int $type): void
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{
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$this->b($type);
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}
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/**
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* @psalm-param Type2 $type
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*/
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private function b(int $type): void
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{
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}
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}'
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],
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'usedInVarForForeach' => [
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'<?php
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/** @psalm-type _B=array{p1:string} */
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function e(array $a): void
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{
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/** @var _B $elt */
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foreach ($a as $elt) {
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echo $elt["p1"];
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}
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}'
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],
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'objectWithPropertiesAlias' => [
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'<?php
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/**
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* @psalm-type FooStruct=string
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*/
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class A {}
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/**
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* @psalm-import-type FooStruct from A as F2
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*/
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class B {
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/**
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* @param object{foo: F2} $a
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* @return object{foo: string}
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*/
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public function bar($a) {
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return $a;
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}
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}'
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],
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'sameDocBlockTypeAliasAsTypeParameterForInterface' => [
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'<?php
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/** @template T */
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interface A {
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/** @return T */
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public function output();
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}
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/**
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* @psalm-type Foo=string
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* @implements A<Foo>
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*/
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class C implements A {
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public function output() {
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return "hello";
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}
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}
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$instance = new C();
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$output = $instance->output();',
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[
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'$output' => 'string',
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],
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],
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'sameDocBlockTypeAliasAsTypeParameterForExtendedRegularClass' => [
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'<?php
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/** @template T */
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class A {
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/** @var T */
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public $value;
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/** @param T $value */
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public function __construct($value) {
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$this->value = $value;
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}
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}
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/**
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* @psalm-type Foo=string
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* @extends A<Foo>
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*/
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class C extends A {}
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$instance = new C("hello");
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$output = $instance->value;',
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[
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'$output' => 'string',
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],
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],
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'sameDocBlockTypeAliasAsTypeParameterForExtendedAbstractClass' => [
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'<?php
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/** @template T */
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abstract class A {
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/** @var T */
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public $value;
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/** @param T $value */
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public function __construct($value) {
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$this->value = $value;
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}
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}
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/**
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* @psalm-type Foo=string
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* @extends A<Foo>
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*/
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class C extends A {}
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$instance = new C("hello");
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$output = $instance->value;',
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[
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'$output' => 'string',
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],
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],
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'importedTypeAliasAsTypeParameterForImplementation' => [
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'<?php
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namespace Bar;
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/** @template T */
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interface A {}
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/** @psalm-type Foo=string */
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class B {}
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/**
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* @psalm-import-type Foo from B
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* @implements A<Foo>
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*/
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class C implements A {}',
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],
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'importedTypeAliasAsConstrainedTypeParameterForImplementation' => [
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'<?php
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namespace Bar;
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/** @template T of string */
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interface A {}
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/**
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* @psalm-type Foo = "foo"
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*/
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class B {}
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/**
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* @psalm-import-type Foo from B
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* @implements A<Foo>
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*/
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class C implements A {}
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'
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],
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'importedTypeAliasAsTypeParameterForExtendedClass' => [
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'<?php
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namespace Bar;
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/** @template T */
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class A {}
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/** @psalm-type Foo=string */
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class B {}
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/**
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* @psalm-import-type Foo from B
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* @extends A<Foo>
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*/
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class C extends A {}',
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],
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'importedTypeAliasAsTypeParameterForExtendedAbstractClass' => [
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'<?php
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namespace Bar;
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/** @template T */
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abstract class A {}
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/** @psalm-type Foo=string */
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class B {}
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/**
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* @psalm-import-type Foo from B
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* @extends A<Foo>
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*/
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class C extends A {}',
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],
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'importedTypeAliasRenamedAsTypeParameterForImplementation' => [
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'<?php
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namespace Bar;
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/** @template T */
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interface A {}
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/** @psalm-type Foo=string */
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class B {}
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/**
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* @psalm-import-type Foo from B as NewName
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* @implements A<NewName>
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*/
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class C implements A {}',
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],
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'importedTypeAliasRenamedAsTypeParameterForExtendedClass' => [
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'<?php
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namespace Bar;
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/** @template T */
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class A {}
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/** @psalm-type Foo=string */
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class B {}
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/**
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* @psalm-import-type Foo from B as NewName
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* @extends A<NewName>
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*/
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class C extends A {}',
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],
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'importedTypeAliasRenamedAsTypeParameterForExtendedAbstractClass' => [
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'<?php
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namespace Bar;
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/** @template T */
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abstract class A {}
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/** @psalm-type Foo=string */
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class B {}
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/**
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* @psalm-import-type Foo from B as NewName
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* @extends A<NewName>
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*/
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class C extends A {}',
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],
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'importedTypeInsideLocalTypeAliasUsedAsTypeParameter' => [
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'<?php
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/** @template T */
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abstract class A {
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/** @var T */
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public $value;
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/** @param T $value */
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public function __construct($value) {
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$this->value = $value;
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}
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}
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/**
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* @psalm-type Foo=string
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*/
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class B {}
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/**
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* @psalm-import-type Foo from B
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* @psalm-type Baz=Foo
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*
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* @extends A<Baz>
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*/
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class C extends A {}
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$instance = new C("hello");
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$output = $instance->value;',
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[
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'$output' => 'string',
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],
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],
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'importedTypeWithPhpstanAnnotation' => [
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'<?php
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/** @template T */
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abstract class A {
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/** @var T */
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public $value;
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|
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/** @param T $value */
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public function __construct($value) {
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$this->value = $value;
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}
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}
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/**
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* @phpstan-type Foo=string
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*/
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class B {}
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/**
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* @phpstan-import-type Foo from B
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* @phpstan-type Baz=Foo
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*
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* @extends A<Baz>
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*/
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class C extends A {}
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$instance = new C("hello");
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$output = $instance->value;',
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[
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'$output' => 'string',
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],
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],
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];
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}
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|
|
/**
|
|
* @return iterable<string,array{string,error_message:string,1?:string[],2?:bool,3?:string}>
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|
*/
|
|
public function providerInvalidCodeParse(): iterable
|
|
{
|
|
return [
|
|
'invalidTypeAlias' => [
|
|
'<?php
|
|
namespace Barrr;
|
|
|
|
/**
|
|
* @psalm-type CoolType = A|B>
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|
*/
|
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|
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class A {}',
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'error_message' => 'InvalidDocblock',
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],
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'typeAliasInTKeyedArray' => [
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|
'<?php
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namespace Barrr;
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/**
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* @psalm-type aType null|"a"|"b"|"c"|"d"
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*/
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|
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/** @psalm-return array{0:bool,1:aType} */
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|
function f(): array {
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return [(bool)rand(0,1), rand(0,1) ? "z" : null];
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}',
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'error_message' => 'InvalidReturnStatement',
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],
|
|
'classTypeAliasInvalidReturn' => [
|
|
'<?php
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namespace Barrr;
|
|
|
|
/** @psalm-type PhoneType = array{phone: string} */
|
|
class Phone {
|
|
/** @psalm-return PhoneType */
|
|
public function toArray(): array {
|
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return ["phone" => "Nokia"];
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}
|
|
}
|
|
|
|
/** @psalm-type NameType = array{name: string} */
|
|
class Name {
|
|
/** @psalm-return NameType */
|
|
function toArray(): array {
|
|
return ["name" => "Matt"];
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}
|
|
}
|
|
|
|
/**
|
|
* @psalm-import-type PhoneType from Phone as PhoneType2
|
|
* @psalm-import-type NameType from Name as NameType2
|
|
*
|
|
* @psalm-type UserType = PhoneType2&NameType2
|
|
*/
|
|
class User {
|
|
/** @psalm-return UserType */
|
|
function toArray(): array {
|
|
return array_merge(
|
|
(new Name)->toArray(),
|
|
["foo" => "bar"]
|
|
);
|
|
}
|
|
}',
|
|
'error_message' => 'InvalidReturnStatement',
|
|
],
|
|
'classTypeInvalidAliasImport' => [
|
|
'<?php
|
|
namespace Barrr;
|
|
|
|
class Phone {
|
|
function toArray(): array {
|
|
return ["name" => "Matt"];
|
|
}
|
|
}
|
|
|
|
/**
|
|
* @psalm-import-type PhoneType from Phone
|
|
*/
|
|
class User {}',
|
|
'error_message' => 'InvalidTypeImport',
|
|
],
|
|
'classTypeAliasFromInvalidClass' => [
|
|
'<?php
|
|
namespace Barrr;
|
|
|
|
/**
|
|
* @psalm-import-type PhoneType from Phone
|
|
*/
|
|
class User {}',
|
|
'error_message' => 'UndefinedDocblockClass',
|
|
],
|
|
'malformedImportMissingFrom' => [
|
|
'<?php
|
|
namespace Barrr;
|
|
|
|
/** @psalm-import-type Thing */
|
|
class C {}
|
|
',
|
|
'error_message' => 'InvalidTypeImport',
|
|
],
|
|
'malformedImportMissingSourceClass' => [
|
|
'<?php
|
|
namespace Barrr;
|
|
|
|
/** @psalm-import-type Thing from */
|
|
class C {}
|
|
',
|
|
'error_message' => 'InvalidTypeImport',
|
|
],
|
|
'malformedImportMisspelledFrom' => [
|
|
'<?php
|
|
namespace Barrr;
|
|
|
|
/** @psalm-import-type Thing morf */
|
|
class C {}
|
|
',
|
|
'error_message' => 'InvalidTypeImport',
|
|
],
|
|
'malformedImportMissingAlias' => [
|
|
'<?php
|
|
namespace Barrr;
|
|
|
|
/** @psalm-import-type Thing from Somewhere as */
|
|
class C {}
|
|
',
|
|
'error_message' => 'InvalidTypeImport',
|
|
],
|
|
'noCrashWithPriorReference' => [
|
|
'<?php
|
|
namespace Barrr;
|
|
|
|
/**
|
|
* @psalm-type _C=array{c:_CC}
|
|
* @psalm-type _CC=float
|
|
*/
|
|
class A {
|
|
/**
|
|
* @param _C $arr
|
|
*/
|
|
public function foo(array $arr) : void {}
|
|
}',
|
|
'error_message' => 'UndefinedDocblockClass',
|
|
],
|
|
'mergeImportedTypes' => [
|
|
'<?php
|
|
namespace A\B;
|
|
|
|
/**
|
|
* @psalm-type _A=array{
|
|
* id:int
|
|
* }
|
|
*
|
|
* @psalm-type _B=array{
|
|
* id:int,
|
|
* something:int
|
|
* }
|
|
*/
|
|
class Types
|
|
{
|
|
}
|
|
|
|
namespace A;
|
|
|
|
/**
|
|
* @psalm-import-type _A from \A\B\Types as _AA
|
|
* @psalm-import-type _B from \A\B\Types as _BB
|
|
*/
|
|
class Id
|
|
{
|
|
/**
|
|
* @psalm-param _AA|_BB $_item
|
|
*/
|
|
public function ff(array $_item): int
|
|
{
|
|
return $_item["something"];
|
|
}
|
|
}',
|
|
'error_message' => 'PossiblyUndefinedArrayOffset',
|
|
],
|
|
'noCrashWithSelfReferencingType' => [
|
|
'<?php
|
|
/**
|
|
* @psalm-type SomeType = array{
|
|
* parent?: SomeType,
|
|
* foo?: int,
|
|
* }
|
|
* @psalm-param SomeType $input
|
|
*/
|
|
function test(array $input):void {}',
|
|
'error_message' => 'InvalidDocblock',
|
|
],
|
|
'invalidTypeWhenNotImported' => [
|
|
'<?php
|
|
|
|
/** @psalm-type Foo = string */
|
|
class A {}
|
|
|
|
/** @template T */
|
|
interface B {}
|
|
|
|
/** @implements B<Foo> */
|
|
class C implements B {}',
|
|
'error_message' => 'UndefinedDocblockClass',
|
|
],
|
|
'invalidTypeWhenNotImportedInsideAnotherTypeAlias' => [
|
|
'<?php
|
|
|
|
/** @psalm-type Foo = string */
|
|
class A {}
|
|
|
|
/** @template T */
|
|
interface B {}
|
|
|
|
/**
|
|
* @psalm-type Baz=Foo
|
|
* @implements B<Baz>
|
|
*/
|
|
class C implements B {}',
|
|
'error_message' => 'UndefinedDocblockClass',
|
|
],
|
|
];
|
|
}
|
|
}
|