This release fixes 71 issues! 🎉

It's only been 12 days since the last release, but both @staabm and @VincentLanglet have been hard at work. For the first time ever, PHPStan has more people with merge rights aside from @ondrejmirtes, and the increase in productivity is awesome!

Improvements 🔧

• Introduce rawMessages key in ignoreErrors (#4929), thanks @VincentLanglet!
• Infer non-empty-ness after count($a) == count($b) (#4470), thanks @staabm!
• Report class.nameCase error when the wrong case is just in return type (#4890), #11470
• Allow ternary type narrowing in assert and truthy contexts (#4915), #14100
• Add ClassConstantReflection::isFinalByKeyword() method (#5022), #14171, thanks @samsonasik!

Bugfixes 🐛

• Fix GMP::toNumber (#4867), #12123, #13775, thanks @VincentLanglet!
• Respect original variable type when using extract on optional keys (#4450), #12364, thanks @VincentLanglet!
• Fix: Switch statement does not narrow down types based on branch conditions (#4879), #13211
• Fix: Possible type loss when binding variables with 'use' in anonymous function (#4882), #12875
• Fix: Calling ReflectionClass::isSubclassOf() multiple times doesn't narrow types correctly in 8.4 (#4883), #13783
• Fix: False positive error for 'match' operator (#4888), #5191
• Fix: Variadic arrow function argument triggers "Cannot access offset 0 on mixed" and related errors (#4887), #10671
• Fix: Existing function used in Closure::bind leads to "Call to an undefined method" error (#4886), #4865
• Fix: Loadable classes not recognized since 2.1.34 release (#4891), #14036, #14099, thanks @staabm!
• Fix invokable objects incorrectly labeled as instances of Closure (#4797), #13975, thanks @HypeMC!
• Fix: match.unhandled on multiple booleans (#4881), #13303, #11903, #7008, thanks @staabm!
• Preserve HasOffsetValueType for constant array spreads in degraded array literals (#4897), #13805
• Don't invalidate private property expressions of different classes (#4896), #13736, #6623
• Fix match exhaustiveness for class-string with union of final classes (#4894), #9534, #12998
• Allow passing return values of by-reference functions/methods as by-ref args (#4895), #757, #13711
• Downgrade $this to static when calling methods on static type (#4902), #5946
• Fix @phpstan-assert not working with union types (#4900), #11441, #13358, thanks @staabm!
• Fix: Unnecessary nullsafe operator reported on nullable array index(#4889), #12222
• Revert "Respect sys_get_temp_dir() from the parent process" (phpstan/phpstan-src@dd0ab39), #14093
• Fix incorrect type with spread of array with optional named keys (#4908), #14097
• Fix array_count_values key type for general string input (#4909), #13996, thanks @VincentLanglet!
• Fix @phpstan-assert not working correctly with union types (#4920), #14108, thanks @staabm!
• Fix list<mixed> becomes array<int<0, max>, mixed> without array keys being modified (#4933), #13809, #1311, #13851, #14083, #14084
• Fix: Reassigning to array<string, list<T>> out parameter does not see the list<T> property during assignment (#5006), #14124, thanks @staabm!
• Improve count on list with greater/smaller-than (#4507), #13747, thanks @staabm!
• Fix array + array inference (#4944), #13561, thanks @VincentLanglet!
• Fix BcMath\Number increment/decrement (#4957), thanks @mpesari!
• Fix: Method call phpstan error is reported on wrong line (#4967), #9820, thanks @staabm and @VincentLanglet!
• Fix error reported on the wrong line (#4991), #14150, thanks @VincentLanglet!
• Fix TypeError dead catch when assigning mixed to int in property (#4981), #9146, thanks @staabm!
• Filter less expression types (#4937), #13984, thanks @VincentLanglet!
• Fix false positive dead catch for ReflectionMethod::invoke/invokeArgs (#4985), #7719, #9267, thanks @staabm!
• Filter unsupported OpenSSL cipher methods on PHP 8.0-8.4 (#4982), #13692, thanks @VincentLanglet!
• Fix: Erroneous Offset might not exist (#4988), #12574, #10040, #11102, #11870, #6991, #7716, thanks @staabm!
• Use "Ignored error" instead of "Ignored error pattern" when rawMessage is used (#4990), thanks @janedbal!
• Fix isset() falsey branch not narrowing array type for dim fetches (#4983), #9908, #10544, #8724, #5128, #12401, thanks @VincentLanglet!
• More precise array_key_first/array_key_last inference (#4994), thanks @staabm!
• Specify conditional types for all falsey scalars (#4995), #6120, #10482, #13709, thanks @staabm!
• Add similar behavior for all Assign nodes (#4996), #12250, #4525, thanks @VincentLanglet!
• Fix: Using phpstan-import-type between classes makes alias unresolvable (#4997), #11463, thanks @staabm!
• Remove callable.nonNativeMethod (#5004), #13596, thanks @VincentLanglet!
• Fix: False Positive on Match Arm Comparison with Incremented Bounded Integer (#5003), #11310, thanks @VincentLanglet!
• Fix scope for MatchExpressionNode (phpstan/phpstan-src@7b850e4)
• Fix match regressions (phpstan/phpstan-src@87004e7, phpstan/phpstan-src@4628ff9)
• Fix conditional expression holder chain resolution regression (#5025), #14178
• Fix get_class return type (#4456), #4890, thanks @VincentLanglet!
• Unsetting optional offset might still give a list (#5029), #14177, thanks @VincentLanglet!

Performance 🏎️

• Faster NetteContainer (#4921), thanks @staabm!
• MutatingScope: prevent unnecessary work in removeTypeFromExpression() (#4922), thanks @staabm!
• Don't invalidate container cache on user-interactions in the shell (#4924), thanks @staabm!
• Prevent duplicate path normalization (#4931), thanks @staabm!
• DependencyResolver: Reduce duplicate work (#4923), thanks @staabm!
• speed up TrinaryLogic (#4833), thanks @kaja47!
• ClassNameCheck: Retrieve extensions just once (#4926, #5027), thanks @staabm!
• IsSuperTypeOfResult: cache YES/NO/MAYBE (#5011), thanks @staabm!
• Faster IntersectionTypeMethodReflection->getVariants() (#5012), thanks @staabm!
• ArgumentsNormalizer: remove duplicated work (#5010), thanks @staabm!
• Faster AcceptsResult, IsSuperTypeOfResult (#5013), thanks @staabm!
• TypeSpecifier: Prevent duplicate expression printing (#5018), thanks @staabm!
• Faster Ternary analysis (#5015), thanks @staabm!

Function signature fixes 🤖

• Add @param-out for getmxrr (#4943), #10704, thanks @VincentLanglet!
• Add sodium_crypto_secretbox_keygen function stub (#4954), thanks @thePanz!
• Add sodium_xxxx_keygen function stubs (#4987), thanks @thePanz!

Internals 🔍

• Extract FileAnalyserCallback (#4872), thanks @staabm!
• Make sure invocations via blackfire use the same container (#4925), thanks @staabm!
• Add more foreach with by-ref $value tests (#4934), thanks @staabm!
• Allow to dumpType more than one thing (#4941), thanks @VincentLanglet!
• Cleanup ConstantArrayTypeBuilder (#4955), thanks @staabm!
• Fix typo (#4984), thanks @vrana!
• Fix test lint-comment (#4986), thanks @staabm!
• Fix isDummy implementation (#5002), thanks @VincentLanglet!
• Cover dynamic static calls in tests (#5009), thanks @staabm!
• Fix use of deprecated PHPParser LNumber, DNumber nodes (#5016), thanks @staabm!
• Simplify throw processing (#5017), thanks @staabm!
• Simplify MemoizingContainer (#5019), thanks @staabm!
• Assert ExprCacheHelper->import() will not mix up same expr-string based attributes (#5023), thanks @staabm!