Mark `array_filter()`, `array_map()`, `array_reduce()` and PHP 8.4 `array_find`/`array_any`/`array_all` as pure in function metadata#5580

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Commits on May 1, 2026

Mark `array_filter()`, `array_map()`, `array_reduce()` and PHP 8.4 `array_find`/`array_any`/`array_all` as pure in function metadata

VincentLanglet
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phpstan-bot
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Implement @phpstan-pure-unless-callable-is-impure tag and mark callback-accepting array functions with it

phpstan-bot
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claude
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Do not treat @phpstan-pure-unless-callable-is-impure as unconditionally pure

phpstan-bot
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Store pureUnlessCallableIsImpure as array of parameter names instead of boolean

phpstan-bot
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Remove pureUnlessCallableIsImpure from function metadata

phpstan-bot
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Remove pureUnlessCallableIsImpure implementation, rely on existing @pure + @param-immediately-invoked-callable

phpstan-bot
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claude
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Commits on May 2, 2026

Remove getFunctionPurityFromMetadata, use lint directives in array-find tests instead of polyfills

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