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Fix #3289 - treat property on non-generic type like actual value

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This commit is contained in:
Brown 2020-05-02 23:37:59 -04:00
parent 618a54ff41
commit bf5e178d16
4 changed files with 58 additions and 3 deletions
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20
src/Psalm/Internal/Analyzer/Statements/Expression/Fetch/PropertyFetchAnalyzer.php
View File

@ -827,6 +827,26 @@ class PropertyFetchAnalyzer
$declaring_class_storage->parent_class
);
if ($declaring_class_storage->template_types) {
if (!$lhs_type_part instanceof TGenericObject) {
$type_params = [];
foreach ($declaring_class_storage->template_types as $type_map) {
$type_params[] = clone array_values($type_map)[0][0];
}
$lhs_type_part = new TGenericObject($lhs_type_part->value, $type_params);
}
$class_property_type = self::localizePropertyType(
$codebase,
$class_property_type,
$lhs_type_part,
$class_storage,
$declaring_class_storage
);
}
if ($lhs_type_part instanceof TGenericObject) {
$class_property_type = self::localizePropertyType(
$codebase,

10
tests/AnnotationTest.php
View File

@ -885,7 +885,10 @@ class AnnotationTest extends TestCase
function bat(array $arr) : void {
$item = null;
/** @var string $item */
/**
* @psalm-suppress MixedArrayAccess
* @var string $item
*/
foreach ($arr as list($item)) {}
if (is_null($item)) {}
@ -894,7 +897,10 @@ class AnnotationTest extends TestCase
function baz(array $arr) : void {
$item = null;
/** @var string $item */
/**
* @psalm-suppress MixedArrayAccess
* @var string $item
*/
foreach ($arr as list($item => $_)) {}
if (is_null($item)) {}

5
tests/ListTest.php
View File

@ -61,7 +61,10 @@ class ListTest extends TestCase
/** @psalm-suppress MissingReturnType */
function getMixed() {}
/** @psalm-suppress MixedAssignment */
/**
* @psalm-suppress MixedArrayAccess
* @psalm-suppress MixedAssignment
*/
list($a, list($b, $c)) = getMixed();',
'assertions' => [
'$a' => 'mixed',

26
tests/Template/ClassTemplateTest.php
View File

@ -2673,6 +2673,32 @@ class ClassTemplateTest extends TestCase
}
}'
],
'templatePropertyWithoutParams' => [
'<?php
/**
* @template T of object
*/
class Batch {
/**
* @var iterable<T>
*/
public iterable $objects = [];
/**
* @var callable(T): void
*/
public $onEach;
public function __construct() {
$this->onEach = function (): void {};
}
}
function handle(Batch $message, object $o): void {
$fn = $message->onEach;
$fn($o);
}'
],
];
}