fix: use explicit nullable types for PHP 8.4 compatibility #170
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PHP 8.4 deprecates implicitly nullable parameter types. This changes: - Exchanger::__construct(): ?CacheInterface $cache = null - HttpService::__construct(): ?RequestFactoryInterface $requestFactory = null Fixes deprecation warnings when running on PHP 8.4.
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Summary
PHP 8.4 deprecates implicitly nullable parameter types. This PR adds explicit
?nullable type syntax to fix deprecation warnings.Changes
Exchanger::__construct():CacheInterface $cache = null→?CacheInterface $cache = nullHttpService::__construct():RequestFactoryInterface $requestFactory = null→?RequestFactoryInterface $requestFactory = nullPHP 8.4 Deprecation
This is a backwards-compatible change that works with PHP 7.1+.