Merge Upstream

[acurrieclark]

No description provided.

[Copilot]

Pull Request Overview

This PR merges upstream changes that modernize the Auryn dependency injection library for PHP 7.1+ compatibility. The changes include namespace consolidation, code style improvements, and test infrastructure updates.

• Updates minimum PHP version requirement from 5.3 to 7.1
• Consolidates namespaces from Auryn\Test to Auryn for test fixtures
• Modernizes CI/CD infrastructure from Travis CI to GitHub Actions

Reviewed Changes

Copilot reviewed 18 out of 19 changed files in this pull request and generated 3 comments.

Show a summary per file

File	Description
test/fixtures_5_6.php	Updates namespace from Auryn\Test to Auryn
test/fixtures.php	Updates namespace, adds missing property declarations, fixes spelling errors, and modernizes PHP syntax
test/InjectorTest.php	Updates namespace, modernizes test methods with void return types and PHPUnit assertions
test/Benchmark/Noop.php	Updates namespace and fixes spelling in comments
test/Benchmark/ExecuteBenchmark.php	Updates namespace from Auryn\Test\Benchmark to Auryn\Benchmark
phpunit.xml	Removes deprecated syntaxCheck attribute
lib/StandardReflector.php	Improves type hint detection for PHP 8+ and adds builtin type filtering
lib/Reflector.php	Updates return type annotation to include null
lib/ReflectionCacheApc.php	Adds nullable type hints and fixes constructor call
lib/Injector.php	Adds public visibility to constants, improves type hints, and fixes edge cases
lib/InjectionException.php	Adds nullable type hints to exception parameters
lib/CachingReflector.php	Adds public visibility to constants and nullable type hints
composer.json	Updates PHP version requirement and test dependencies
composer-require-check.json	Adds new configuration file for dependency checking
.travis.yml	Removes Travis CI configuration
.php_cs	Removes old PHP CS Fixer configuration
.php-cs-fixer.php	Adds new PHP CS Fixer configuration
.github/workflows/ci.yml	Adds GitHub Actions CI workflow

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[Copilot]

The class name should be StdClass (uppercase 'S') to match PHP's standard naming convention for built-in classes.

Suggested change

	$obj = new \stdClass();
	$obj = new \StdClass();

[Copilot]

The class name should be StdClass (uppercase 'S') to match PHP's standard naming convention for built-in classes.

Suggested change

	public function __construct(?\StdClass $instance = null)
	public function __construct(?\stdClass $instance = null)

[Copilot]

The ltrim function should only strip leading backslashes, not question marks. The '?' character should not be included in the character mask as it's not a valid namespace separator.

Suggested change

	return ltrim(strtolower($className), '\\?');
	return ltrim(strtolower($className), '\\');