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Michael Bolli

PROFILE

Michael Bolli

Michael Bolli contributed to phpstan/phpstan-src and PHP-CS-Fixer, focusing on type safety and compatibility tooling in PHP projects. He enhanced static analysis in phpstan/phpstan-src by correcting the PDOStatement::getIterator stub to accurately declare its return type as Iterator, adding regression tests to ensure reliability for users relying on typed iterators. In PHP-CS-Fixer, Michael developed a PHP Version Compatibility Warning that detects when the executed PHP version exceeds the minimum specified in composer.json, improving user messaging and reducing runtime errors. His work leveraged PHP, Composer, and unit testing, demonstrating depth in static analysis, type hinting, and command line interface development.

Overall Statistics

Feature vs Bugs

50%Features

Repository Contributions

2Total
Bugs
1
Commits
2
Features
1
Lines of code
218
Activity Months2

Work History

October 2025

1 Commits • 1 Features

Oct 1, 2025

October 2025 monthly summary for PHP-CS-Fixer. Key focus: deliver a new PHP Version Compatibility Warning, improve test coverage, and enhance UX messaging to reduce runtime compatibility issues. No major bugs fixed while feature delivery and test refinement were prioritized. Business impact: helps users avoid running with unsupported PHP versions, reduces support overhead, and improves reliability of automated fixes across PHP environments. Technologies: PHP, Composer.json interpretation, unit testing, and UX messaging.

August 2025

1 Commits

Aug 1, 2025

August 2025 monthly summary for phpstan/phpstan-src: delivered a critical type-safety improvement by correcting the PDOStatement::getIterator stub and added regression tests; this enhances static analysis accuracy and reduces risk for users relying on typed iterators.

Activity

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Quality Metrics

Correctness95.0%
Maintainability90.0%
Architecture90.0%
Performance90.0%
AI Usage20.0%

Skills & Technologies

Programming Languages

PHP

Technical Skills

Command Line Interface (CLI)ComposerPHP DevelopmentPHPStanType HintingUnit Testing

Repositories Contributed To

2 repos

Overview of all repositories you've contributed to across your timeline

phpstan/phpstan-src

Aug 2025 Aug 2025
1 Month active

Languages Used

PHP

Technical Skills

PHPStanType HintingUnit Testing

PHP-CS-Fixer/PHP-CS-Fixer

Oct 2025 Oct 2025
1 Month active

Languages Used

PHP

Technical Skills

Command Line Interface (CLI)ComposerPHP Development