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https://github.com/danog/psalm.git
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527 lines
17 KiB
PHP
527 lines
17 KiB
PHP
<?php
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namespace Psalm\Tests;
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class TypeAnnotationTest extends TestCase
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{
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use Traits\InvalidCodeAnalysisTestTrait;
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use Traits\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()
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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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];
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}
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/**
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* @return iterable<string,array{string,error_message:string,2?:string[],3?:bool,4?:string}>
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*/
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public function providerInvalidCodeParse()
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{
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return [
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'invalidTypeAlias' => [
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'<?php
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namespace Barrr;
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/**
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* @psalm-type CoolType = A|B>
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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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'typeAliasInObjectLike' => [
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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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/** @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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],
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'classTypeAliasInvalidReturn' => [
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'<?php
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namespace Barrr;
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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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["foo" => "bar"]
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);
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}
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}',
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'error_message' => 'InvalidReturnStatement',
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],
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'classTypeInvalidAliasImport' => [
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'<?php
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namespace Barrr;
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class Phone {
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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
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*/
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class User {}',
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'error_message' => 'InvalidTypeImport',
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],
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'classTypeAliasFromInvalidClass' => [
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'<?php
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namespace Barrr;
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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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'error_message' => 'UndefinedDocblockClass',
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],
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'malformedImportMissingFrom' => [
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'<?php
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namespace Barrr;
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/** @psalm-import-type Thing */
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class C {}
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',
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'error_message' => 'InvalidTypeImport',
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],
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'malformedImportMissingSourceClass' => [
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'<?php
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namespace Barrr;
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/** @psalm-import-type Thing from */
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class C {}
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',
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'error_message' => 'InvalidTypeImport',
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],
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'malformedImportMisspelledFrom' => [
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'<?php
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namespace Barrr;
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/** @psalm-import-type Thing morf */
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class C {}
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',
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'error_message' => 'InvalidTypeImport',
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],
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'malformedImportMissingAlias' => [
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'<?php
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namespace Barrr;
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/** @psalm-import-type Thing from Somewhere as */
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class C {}
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',
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'error_message' => 'InvalidTypeImport',
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],
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'noCrashWithPriorReference' => [
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'<?php
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namespace Barrr;
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/**
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* @psalm-type _C=array{c:_CC}
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* @psalm-type _CC=float
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*/
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class A {
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/**
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* @param _C $arr
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*/
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public function foo(array $arr) : void {}
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}',
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'error_message' => 'UndefinedDocblockClass',
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],
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'mergeImportedTypes' => [
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'<?php
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namespace A\B;
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/**
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* @psalm-type _A=array{
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* id:int
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* }
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*
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* @psalm-type _B=array{
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* id:int,
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* something:int
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* }
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*/
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class Types
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{
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}
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namespace A;
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/**
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* @psalm-import-type _A from \A\B\Types as _AA
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* @psalm-import-type _B from \A\B\Types as _BB
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*/
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class Id
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{
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/**
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* @psalm-param _AA|_BB $_item
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*/
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public function ff(array $_item): int
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{
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return $_item["something"];
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}
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}',
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'error_message' => 'PossiblyUndefinedArrayOffset',
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],
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];
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}
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}
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