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2.0.0

Read more about PHPStan 2.0.

Check out the UPGRADING guide!.

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Major new features 🚀

• Level 10 - level 9 on steroids, treats all mixed types strictly, not just explicit mixed
• Array list type (#1751), #3311, #8185, #6243, thanks @​rvanvelzen!
  • Lists are arrays with sequential integer keys starting at 0
• Lower memory consumption thanks to breaking up of reference cycles
  • Learn more »
  • In testing the memory consumption was reduced by 50–70 %.
• Enhancements in handling parameters passed by reference
  • Learn more on phpstan.org
  • #2941, thanks @​ljmaskey!
• New rules (level 0):
  • MagicConstantContextRule (#2741), #10099, thanks @​staabm!
  • MissingMagicSerializationMethodsRule (#1711), #7482, thanks @​staabm!
  • Check vprintf/vsprintf arguments against placeholder count (#3126), thanks @​staabm!
  • Check if required file exists (#3294), #3397, thanks @​Bellangelo!
  • Add @readonly rule that disallows default values (#1391), thanks @​herndlm!
  • Rule about @phpstan-consistent-constructor (#1296), thanks @​canvural!
  • Check code in custom PHPStan extensions for runtime reflection concepts like is_a() or class_parents() (phpstan/phpstan-src@c4a662a)
  • Check code in custom PHPStan extensions for runtime reflection concepts like new ReflectionMethod() (phpstan/phpstan-src@5363066)
  • ApiInstanceofRule
    • Report instanceof of classes not covered by backward compatibility promise (phpstan/phpstan-src@ff4d02d)
    • Report instanceof of classes covered by backward compatibility promise but where the assumption might change (phpstan/phpstan-src@996bc69)
  • Check that PHPStan class in class constant fetch is covered by backward compatibility promise (phpstan/phpstan-src@9e00725)
  • Previously absent type checks:
    • Check existing classes in @phpstan-self-out (phpstan/phpstan-src@6838669)
    • Check nonexistent classes in local type aliases (phpstan/phpstan-src@2485b2e)
    • Check unresolvable types in local type aliases (phpstan/phpstan-src@5f7d12b)
    • Check generics in local type aliases (phpstan/phpstan-src@5a2d441)
    • Check existing classes in @param-out (phpstan/phpstan-src@30c4b9e), #10260
    • Check existing classes in @param-closure-this (phpstan/phpstan-src@2fa539a), #10933
• New rules (level 2):
  • Validate inline PHPDoc @var tag type against native type (phpstan/phpstan-src@a69e3bc)
    • Set reportWrongPhpDocTypeInVarTag to true to have all types validated, not just native ones
    • Use config option reportAnyTypeWideningInVarTag: true for stricter behaviour (#2840), thanks @​janedbal!
    • IncompatibleDefaultParameterTypeRule for closures (phpstan/phpstan-src@0264f5b)
  • Checking truthiness of @phpstan-pure above functions and methods

... (truncated)

• 72115ab PHPStan 2.0.0
• e4d8376 mention phpVersion config range
• a699487 Update errors identifiers
• 9eac54d Updated PHPStan to commit 9eac54da61452d80a32e242b4348721de96ead85
• e8a50a9 Update BACKERS.md
• d2d137e Updated PHPStan to commit d2d137e6df2a994b999cbf2a6105a071c1c1017e
• 59ef891 Updated PHPStan to commit 59ef8917eb308d5ebf1d40bb92d1b5a8949294ce
• 4d312be Updated PHPStan to commit 4d312be7cf70a350b783566134e58c62ea96d7af
• a0b6b3b Updated PHPStan to commit a0b6b3ba95e9a0e22a47259066890c35b1c15749
• 8942cc2 Revert "Mailchimp newsletter sign-up"
• Additional commits viewable in compare view

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