Merge branch 'stable'

phpstan.neon.dist

@@ -4,6 +4,7 @@ includes:
 	- tests/phpstan/configs/com-dotnet-magic.neon
 	- tests/phpstan/configs/ds-bugs.neon
 	- tests/phpstan/configs/gc-hacks.neon
+	- tests/phpstan/configs/impossible-generics.neon
 	- tests/phpstan/configs/l7-baseline.neon
 	- tests/phpstan/configs/l8-baseline.neon
 	- tests/phpstan/configs/php-bugs.neon
@@ -21,6 +22,7 @@ rules:
 parameters:
 	level: 8
 	checkExplicitMixed: true
+	checkMissingCallableSignature: true
 	bootstrapFiles:
 		- tests/phpstan/bootstrap.php
 	scanDirectories:
@@ -46,3 +48,9 @@ parameters:
 	reportUnmatchedIgnoredErrors: false #no other way to silence platform-specific non-warnings
 	staticReflectionClassNamePatterns:
 		- "#^COM$#"
+	typeAliases:
+	    #variadics don't work for this - mixed probably shouldn't work either, but for now it does
+	    #what we actually need is something that accepts an infinite number of parameters, but in the absence of that,
+	    #we'll just fill it with 10 - it's very unlikely to encounter a callable with 10 parameters anyway.
+	    anyCallable: 'callable(mixed, mixed, mixed, mixed, mixed, mixed, mixed, mixed, mixed, mixed) : mixed'
+	    anyClosure: '\Closure(mixed, mixed, mixed, mixed, mixed, mixed, mixed, mixed, mixed, mixed) : mixed'