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Fix #5434 - prevent crash with class-string-map

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This commit is contained in:
Matt Brown 2021-05-14 19:44:03 -04:00
parent 1bb4a05725
commit c4aea7c82c
2 changed files with 20 additions and 3 deletions
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10
src/Psalm/Internal/Analyzer/Statements/Expression/Call/ArgumentAnalyzer.php
View File

@ -451,7 +451,7 @@ class ArgumentAnalyzer
if ($arg_type->hasArray()) {
/**
* @psalm-suppress PossiblyUndefinedStringArrayOffset
* @var Type\Atomic\TArray|Type\Atomic\TList|Type\Atomic\TKeyedArray
* @var Type\Atomic\TArray|Type\Atomic\TList|Type\Atomic\TKeyedArray|Type\Atomic\TClassStringMap
*/
$unpacked_atomic_array = $arg_type->getAtomicTypes()['array'];
$arg_key_allowed = true;
@ -489,6 +489,8 @@ class ArgumentAnalyzer
}
} elseif ($unpacked_atomic_array instanceof Type\Atomic\TList) {
$arg_type = $unpacked_atomic_array->type_param;
} elseif ($unpacked_atomic_array instanceof Type\Atomic\TClassStringMap) {
$arg_type = Type::getMixed();
} else {
if (!$allow_named_args && !$unpacked_atomic_array->type_params[0]->isInt()) {
$arg_key_allowed = false;
@ -645,7 +647,8 @@ class ArgumentAnalyzer
}
/**
* @param Type\Atomic\TKeyedArray|Type\Atomic\TArray|Type\Atomic\TList $unpacked_atomic_array
* @param Type\Atomic\TKeyedArray|Type\Atomic\TArray|Type\Atomic\TList|Type\Atomic\TClassStringMap
* $unpacked_atomic_array
* @return null|false
*/
public static function verifyType(
@ -1321,7 +1324,8 @@ class ArgumentAnalyzer
}
/**
* @param Type\Atomic\TKeyedArray|Type\Atomic\TArray|Type\Atomic\TList $unpacked_atomic_array
* @param Type\Atomic\TKeyedArray|Type\Atomic\TArray|Type\Atomic\TList|Type\Atomic\TClassStringMap
* $unpacked_atomic_array
*/
private static function coerceValueAfterGatekeeperArgument(
StatementsAnalyzer $statements_analyzer,

13
tests/Template/ClassStringMapTest.php
View File

@ -71,6 +71,19 @@ class ClassStringMapTest extends TestCase
}
}',
],
'noCrashWithSplatMap' => [
'<?php
class A {}
/** @param array<array-key, mixed> $args */
function takesVariadic(...$args): void {
}
/** @param class-string-map<A, A> $arr */
function foo(array $arr) : void {
takesVariadic(...$arr);
}'
],
];
}