feat: add comprehensive development tools and improve code quality by nanasess · Pull Request #20 · nanasess/bcmath-polyfill

nanasess · 2025-08-29T08:53:08Z

Summary

This PR introduces comprehensive development tools and significantly improves code quality across the entire codebase. The changes focus on establishing modern PHP development standards and automated quality checks.

Major Changes

PHP-CS-Fixer Integration: Added complete code style standardization with PER-CS, PHP 8.1 migration rules, and PHPUnit 10.0 migration
PHPStan Static Analysis: Implemented level 4 static analysis with baseline configuration for existing code compatibility
Rector Automated Refactoring: Added PHP 8.1 modernization, type declarations, dead code removal, and code quality improvements
Enhanced CI/CD Pipeline: Extended GitHub Actions with PHP-CS-Fixer checks, PHPStan analysis, and automated Rector fixes
Code Quality Improvements: Applied comprehensive refactoring to both lib/bcmath.php and src/BCMath.php with proper type hints, improved documentation, and modern PHP practices

Technical Improvements

Development Tools

PHP-CS-Fixer: Comprehensive ruleset including @PER-CS, @PHPUnit100Migration:risky, @PhpCsFixer with custom overrides
PHPStan: Level 4 analysis covering src/, tests/, lib/ directories with baseline for existing code
Rector: PHP 8.1 feature adoption, type declarations, dead code removal, and code quality enhancements

Code Refactoring

Type Safety: Added proper type hints to all function signatures in lib/bcmath.php
Documentation: Enhanced PHPDoc comments with proper parameter and return type annotations
Code Style: Consistent formatting, improved readability, and adherence to modern PHP standards
Error Handling: Maintained backward compatibility while improving error handling patterns

CI/CD Enhancements

Multi-stage Pipeline: PHP-CS-Fixer → PHPStan → Tests workflow for comprehensive quality checks
Automated Fixes: Rector workflow for automatic code improvements on pull requests
Quality Gates: Prevent merging of code that doesn't meet style or analysis standards

Compatibility

Maintains full backward compatibility with existing PHP 8.1+ requirements
Preserves all existing functionality while improving internal code quality
No breaking changes to public API

Test Plan

All existing tests pass
PHP-CS-Fixer validation passes
PHPStan level 4 analysis passes
Rector checks complete successfully
CI/CD pipeline runs without errors

🤖 Generated with Claude Code

Added `phpstan.neon.dist` and `phpstan-baseline.neon` for static analysis configuration. Updated `composer.json` to include `phpstan/phpstan` as a development dependency. Upgraded `phpunit/phpunit` to version `^11.5`. Updated `.editorconfig` to include rules for `.neon` files.

Added `.php-cs-fixer.dist.php` configuration file to enforce coding standards. Updated `composer.json` to include `friendsofphp/php-cs-fixer` as a development dependency.

This commit updates the codebase to enhance readability and maintainability. Changes include: - Consolidating class definitions into single-line formats where applicable. - Replacing `list()` with short array syntax `[]`. - Adjusting spacing and alignment for better consistency. - Using null coalescing operator (`??`) for cleaner default value handling. - Refining conditional formatting for improved clarity. - Adding or correcting trailing commas in arrays and method calls. - Updating PHPUnit test methods to use `expectException` instead of deprecated `setExpectedException`. These changes do not introduce new features or fix bugs but aim to standardize the codebase and align it with modern PHP practices.

…able actions Refactor GitHub Actions workflows to use `php-actions/composer` and `php-actions/phpstan` for dependency installation and static analysis, improving maintainability and consistency.

Added `rector/rector` to `require-dev` in `composer.json`. Created and configured `rector.php` for code quality and type coverage checks.

This commit adds return type declarations to all methods in the `BCMath` class, improving type safety and compatibility with modern PHP versions. Additionally, it updates the docblocks to use `@param` instead of `@var` for method parameters, ensuring consistency and clarity in documentation. test(BCMathTest): remove debug statements Removed unnecessary `var_dump` debug statements from the `BCMathTest` class to clean up the test output.

Updated `strpos` to `str_contains` for string checks, replaced `is_object` with `get_debug_type` for type handling, and adjusted type casting for better compatibility. Updated tests to use modern `TypeError` handling syntax.

This commit adds `: void` return type declarations to all test methods in the `BCMathTest` class, ensuring stricter type safety and better compatibility with modern PHP versions. Additionally, the `rector.php` configuration has been updated to increase the type coverage level from 0 to 4.

Updated all functions in `bcmath.php` to include explicit return type declarations, improving code clarity and type safety. refactor(config): adjust type coverage level in rector configuration Increased the type coverage level from 4 to 20 in `rector.php` for stricter type checking. refactor(tests): add return type declarations in BCMathTest Added return type declarations to methods in `BCMathTest.php` to enhance code readability and maintainability.

Updated `bcscale` function to include a nullable integer return type. Enhanced Rector configuration by enabling prepared sets for type declarations.

Refactored the `BCMath` class to simplify return statements by directly returning the result of `number_format`. Removed unnecessary intermediate variables. Updated related test methods in `BCMathTest` to streamline code by eliminating redundant return variables and comments. Updated `rector.php` to include additional dead code removal rules and refined the configuration for better maintainability. Simplified `BCMathTest` by removing version-specific conditionals for PHP < 8.0.

…ility Simplified several conditional expressions in the BCMath class to improve code readability and maintainability. Updated logic for determining the sign, handling string lengths, and processing arguments for specific methods.

…@var

…@var

Updated method signatures to include default values for optional parameters and improved parameter naming for clarity. Adjusted internal logic to align with the updated parameter names. Removed legacy code from tests for unsupported PHP versions.

… commands

Updated parameter types in `BCMath` methods to use `BigInteger` instead of `string` for better type safety. Improved doc comments for clarity and consistency. Removed unused `$trim` parameter from `format` method.

Updated PHPStan analysis level from 0 to 3 for stricter code checks. Adjusted type hints in `BCMath` methods to use `string` instead of `BigInteger` for parameters.

- Added new rules to `.php-cs-fixer.dist.php` for stricter code formatting. - Updated docblocks in `lib/bcmath.php` and `src/BCMath.php` for better clarity. - Refactored string concatenation for consistency. - Improved PHPUnit test cases with additional attributes and formatting adjustments.

- Enabled additional PHP-CS-Fixer rules for stricter code style enforcement. - Replaced `intval` with `(int)` for type casting. - Suppressed deprecation warnings with `@` in `trigger_error`. - Updated PHPUnit test methods to return `iterable` instead of `array`. - Replaced `assertSame(true, ...)` with `assertTrue(...)` for clarity.

… conditions Updated phpstan configuration to level 4 and enabled error ignoring for unused static methods. Simplified BCMathTest by removing outdated PHP version checks, redundant conditions, and unnecessary code blocks.

claude · 2025-08-29T08:53:21Z

Claude finished @nanasess's task —— View job

Comprehensive PR Code Review

I've completed a thorough analysis of this PR that adds development tools and improves code quality. Here's my detailed feedback:

Review Checklist

Read repository context and guidelines
Review development tool configurations (PHP-CS-Fixer, PHPStan, Rector)
Analyze code changes in core files
Check CI/CD pipeline enhancements
Evaluate test coverage and quality
Assess security and performance implications
Provide comprehensive feedback

✅ Excellent Work Overall

This PR represents a significant step forward in code quality and maintainability. The implementation is thoughtful and follows PHP best practices.

🔧 Development Tools Assessment

PHP-CS-Fixer Configuration ⭐⭐⭐⭐⭐

Excellent ruleset selection: @PER-CS, @PHP81Migration, @PHPUnit100Migration:risky
Smart overrides: Disabling overly strict rules like yoda_style and strict_comparison shows practical judgment
Proper scope: Covers all relevant directories (src, lib, tests)

PHPStan Configuration ⭐⭐⭐⭐⭐

Level 4 analysis is appropriate - strict enough for quality without being overly burdensome
Baseline approach for existing code compatibility is the right strategy
Smart ignoring of unused static methods (makes sense for polyfill library)

Rector Configuration ⭐⭐⭐⭐⭐

PHP 8.1 modernization aligns perfectly with minimum PHP version
Type declarations and dead code removal show commitment to quality
Appropriate skips prevent over-aggressive refactoring in tests

🚀 CI/CD Pipeline Analysis

Multi-stage Approach ⭐⭐⭐⭐⭐

The pipeline design is excellent:

PHP-CS-Fixer → PHPStan → Tests creates proper quality gates
Multi-platform testing (Ubuntu, Windows, macOS) ensures broad compatibility
PHP version matrix (8.1-8.4) covers all supported versions

⚠️ Security Concern in Rector Workflow

# Line 17 in .github/workflows/rector.yaml
token: ${{ secrets.ACCESS_TOKEN }}

Issue: Using a custom ACCESS_TOKEN instead of GITHUB_TOKEN creates potential security risks:

Broader permissions than necessary
Token management complexity
Potential for privilege escalation

Recommendation: Consider using GITHUB_TOKEN with appropriate permissions instead of a custom access token.

📝 Code Quality Improvements

lib/bcmath.php ⭐⭐⭐⭐⭐

Proper type hints on all function signatures (string, int, ?int)
Enhanced PHPDoc with complete parameter documentation
PHP 8.4 function support (bcfloor, bcceil, bcround) shows forward compatibility
Error class polyfills maintain backward compatibility excellently

src/BCMath.php ⭐⭐⭐⭐⭐

Comprehensive @method annotations provide excellent IDE support
Private method organization follows single responsibility principle
BigInteger integration with phpseclib3 is well implemented
Scale handling logic appears robust and PHP 7.3+ compliant

🧪 Test Coverage Analysis

Testing Strategy ⭐⭐⭐⭐⭐

Data provider pattern with generateTwoParams() ensures comprehensive test coverage
Direct comparison between native bcmath and polyfill implementation
Edge case coverage includes negative numbers, zeros, and precision scenarios
PHPUnit 10 attribute usage shows modern testing practices

Test File Quality

// tests/BCMathTest.php:3
// declare(strict_types=1);

Minor Issue: Commented out declare(strict_types=1) - should either be enabled or removed for clarity.

🔒 Security Assessment

✅ No Security Concerns Identified

No user input processing vulnerabilities
No credential exposure in code
Dependency management is appropriate
Error handling doesn't leak sensitive information

⚡ Performance Considerations

✅ Good Performance Profile

phpseclib3 BigInteger is a well-optimized arbitrary precision library
String formatting optimizations in format() method are efficient
Early returns for zero cases in multiplication
Minimal overhead for function delegation pattern

Potential Optimization

The format() method in src/BCMath.php:67 could benefit from caching commonly used scale values, but this is a minor optimization.

📦 Dependency Management

✅ Excellent Dependency Choices

phpseclib/phpseclib ^3.0: Mature, well-maintained arbitrary precision math library
Development dependencies: All tools are industry standards
Version constraints: Appropriately restrictive without being overly conservative

🎯 Minor Recommendations

Rector Workflow Security: Consider using GITHUB_TOKEN instead of custom ACCESS_TOKEN
Test File Clarity: Either enable or remove commented declare(strict_types=1)
Documentation: Consider adding inline comments for complex mathematical operations in src/BCMath.php

🏆 Summary

This PR is exemplary work that significantly elevates the codebase quality. The comprehensive tooling setup, thoughtful configuration, and code improvements demonstrate strong engineering practices. The only concerns are minor and primarily related to security best practices.

Recommendation: ✅ Approve with minor suggestions addressed

Refactor `BCMath` methods to use stricter type hints and improve internal logic. Updated `test` methods in `BCMathTest` to align with new method signatures and added type safety.

…operations - Updated `phpstan.neon.dist` to increase the analysis level from 5 to 6. - Fixed edge case in `bcpow()` where `$exponent` comparison logic was incorrect. - Improved type handling in `__callStatic` to ensure `comp()` and `scale()` return integers. - Refactored `$absY` calculation to simplify negative number handling. - Enhanced `testAdd`, `testSub`, `testMul`, and `testPow` methods with stricter parameter types. - Added return type annotations and PHPStan ignore comments for better static analysis. - Fixed potential issues in `testArgumentsScaleCallstatic` and `testArgumentsPowModCallstatic` with parameter validation.

claude · 2025-09-03T05:15:40Z

Claude finished @nanasess's task —— View job

Comprehensive PR Review

This PR introduces excellent development tools and significantly improves code quality. Here's my detailed analysis:

Review Tasks

Read repository guidelines and context
Analyze development tool configurations (PHP-CS-Fixer, PHPStan, Rector)
Review CI/CD pipeline enhancements
Examine core code changes in lib/bcmath.php and src/BCMath.php
Evaluate test improvements and coverage
Check for security concerns and performance implications
Provide comprehensive feedback and recommendations

✅ Overall Assessment: Excellent Work

This PR represents a significant step forward in code quality and maintainability. The implementation follows PHP best practices and shows thoughtful engineering decisions.

🔧 Development Tools Analysis

PHP-CS-Fixer Configuration ⭐⭐⭐⭐⭐

Excellent ruleset: @PER-CS, @PHP81Migration, @PHPUnit100Migration:risky
Smart overrides: Disabling overly strict rules like yoda_style and strict_comparison shows practical judgment
Appropriate scope: Covers src, lib, tests directories correctly

PHPStan Configuration ⚠️ Issue Found

Current: Level 6 in phpstan.neon.dist:5
Previous review mentioned: Level 4

The PHPStan level was upgraded from 4 to 6, which is more strict. While this shows commitment to code quality, it may introduce unexpected strictness. The baseline configuration in phpstan-baseline.neon properly handles existing code compatibility.

Rector Configuration ⭐⭐⭐⭐⭐

PHP 8.1 modernization aligns with minimum PHP version requirement
Smart skips: Prevents over-aggressive refactoring in tests
Comprehensive features: Type declarations, dead code removal, code quality improvements

🚀 CI/CD Pipeline Enhancements

Multi-stage Quality Gates ⭐⭐⭐⭐⭐

# .github/workflows/ci.yml:23,39
needs: php-cs-fixer  # PHPStan depends on style checks
needs: phpstan       # Tests run after static analysis

Excellent workflow design creates proper quality gates.

⚠️ Critical Security Issue in Rector Workflow

# .github/workflows/rector.yaml:17
token: ${{ secrets.ACCESS_TOKEN }}

Risk: Using custom ACCESS_TOKEN instead of GITHUB_TOKEN:

Broader permissions than necessary
Potential security vulnerability
Token management complexity

Recommendation: Replace with GITHUB_TOKEN or justify why broader permissions are needed.

📝 Code Quality Improvements

lib/bcmath.php ⭐⭐⭐⭐⭐

// lib/bcmath.php:43,55
function bcadd($left_operand, $right_operand, $scale = 0): string
function bccomp($left_operand, $right_operand, $scale = 0): int

Proper type hints on all function signatures
PHP 8.4 forward compatibility with bcfloor, bcceil, bcround functions
Excellent error class polyfills (lines 196-214) maintain backward compatibility

src/BCMath.php ⭐⭐⭐⭐⭐

// src/BCMath.php:22-33
@method static string add(string $num1, string $num2, int $scale = 0)
@method static int comp(string $num1, string $num2, int $scale = 0)

Comprehensive @method annotations provide excellent IDE support
Proper BigInteger integration with phpseclib3
Efficient formatting logic in format() method (line 66)

🧪 Test Quality Analysis

Modern Testing Practices ⭐⭐⭐⭐⭐

// tests/BCMathTest.php:6-8,19
use PHPUnit\Framework\Attributes\DataProvider;
#[RequiresPhpExtension('bcmath')]

PHPUnit 10 attributes instead of docblock annotations
Data provider pattern ensures comprehensive coverage
Direct comparison between native bcmath and polyfill

⚠️ Minor Issue

// tests/BCMathTest.php:3
// declare(strict_types=1);

Commented out strict types declaration should be either enabled or removed for clarity.

🔒 Security Assessment

✅ No Major Security Concerns

No user input processing vulnerabilities
No credential exposure in code
⚠️ Exception: ACCESS_TOKEN usage in Rector workflow (mentioned above)

⚡ Performance Considerations

✅ Good Performance Profile

phpseclib3 BigInteger: Well-optimized arbitrary precision library
Early returns: Zero case optimizations in multiplication (src/BCMath.php:135-142)
Efficient string operations: Format method uses optimized string manipulation

Minor Optimization Opportunity

The format() method could benefit from caching commonly used scale values, but this is negligible for typical usage.

📦 Dependency Management ⭐⭐⭐⭐⭐

// composer.json:36-38
"phpstan/phpstan": "^2.1",
"friendsofphp/php-cs-fixer": "^3.86", 
"rector/rector": "^2.1"

All development dependencies are current and appropriate.

🎯 Specific Recommendations

🔴 High Priority

Fix Rector workflow security: Replace ACCESS_TOKEN with GITHUB_TOKEN in .github/workflows/rector.yaml:17

🟡 Medium Priority

Test file cleanup: Either enable or remove commented declare(strict_types=1) in tests/BCMathTest.php:3
PHPStan level: Consider documenting why level 6 was chosen over the previously mentioned level 4

🟢 Low Priority

Documentation: Consider adding inline comments for complex mathematical operations
Performance: Consider format() method optimization for high-frequency usage

🏆 Summary

This PR demonstrates exemplary software engineering practices:

Comprehensive tooling setup with thoughtful configurations
Significant code quality improvements while maintaining backward compatibility
Modern PHP practices and type safety improvements
Robust CI/CD pipeline with quality gates

Overall Recommendation: ✅ Approve after addressing the security concern

The only blocking issue is the ACCESS_TOKEN usage in the Rector workflow. Once resolved, this PR significantly elevates the codebase quality and maintainability.

claude · 2025-09-03T05:16:12Z

Claude finished @nanasess's task —— View job

Comprehensive PR Code Review ✅

I've completed a thorough analysis of this PR that adds development tools and improves code quality. Here's my detailed feedback:

Review Tasks

Read repository guidelines and context
Analyze development tool configurations (PHP-CS-Fixer, PHPStan, Rector)
Review CI/CD pipeline enhancements
Examine core code changes in lib/bcmath.php and src/BCMath.php
Evaluate test improvements and coverage
Check for security concerns and performance implications
Provide comprehensive feedback and recommendations

✅ Excellent Work Overall

This PR represents a significant step forward in code quality and maintainability. The implementation is thoughtful and follows PHP best practices.

🔧 Development Tools Assessment

PHP-CS-Fixer Configuration ⭐⭐⭐⭐⭐

Excellent ruleset selection: @PER-CS, @PHP81Migration, @PHPUnit100Migration:risky
Smart overrides: Disabling overly strict rules like yoda_style and strict_comparison shows practical judgment
Proper scope: Covers all relevant directories (src, lib, tests)

PHPStan Configuration ⭐⭐⭐⭐⭐

Level 6 analysis is appropriate - strict enough for quality without being overly burdensome
Baseline approach for existing code compatibility is the right strategy
Smart ignoring of unused static methods (makes sense for polyfill library)

Rector Configuration ⭐⭐⭐⭐⭐

PHP 8.1 modernization aligns perfectly with minimum PHP version
Type declarations and dead code removal show commitment to quality
Appropriate skips prevent over-aggressive refactoring in tests

🚀 CI/CD Pipeline Analysis

Multi-stage Approach ⭐⭐⭐⭐⭐

The pipeline design is excellent:

PHP-CS-Fixer → PHPStan → Tests creates proper quality gates
Multi-platform testing (Ubuntu, Windows, macOS) ensures broad compatibility
PHP version matrix (8.1-8.4) covers all supported versions

⚠️ Security Concern in Rector Workflow

# Line 17 in .github/workflows/rector.yaml
token: ${{ secrets.ACCESS_TOKEN }}

Issue: Using a custom ACCESS_TOKEN instead of GITHUB_TOKEN creates potential security risks:

Broader permissions than necessary
Token management complexity
Potential for privilege escalation

Recommendation: Consider using GITHUB_TOKEN with appropriate permissions instead of a custom access token.

📝 Code Quality Improvements

lib/bcmath.php ⭐⭐⭐⭐⭐

Proper type hints on all function signatures (string, int, ?int)
Enhanced PHPDoc with complete parameter documentation
PHP 8.4 function support (bcfloor, bcceil, bcround) shows forward compatibility
Error class polyfills maintain backward compatibility excellently

src/BCMath.php ⭐⭐⭐⭐⭐

Comprehensive @method annotations provide excellent IDE support
Private method organization follows single responsibility principle
BigInteger integration with phpseclib3 is well implemented
Scale handling logic appears robust and PHP 7.3+ compliant

🧪 Test Coverage Analysis

Testing Strategy ⭐⭐⭐⭐⭐

Data provider pattern with generateTwoParams() ensures comprehensive test coverage
Direct comparison between native bcmath and polyfill implementation
Edge case coverage includes negative numbers, zeros, and precision scenarios
PHPUnit 10 attribute usage shows modern testing practices

Test File Quality

// tests/BCMathTest.php:3
// declare(strict_types=1);

Minor Issue: Commented out declare(strict_types=1) - should either be enabled or removed for clarity.

🔒 Security Assessment

✅ No Security Concerns Identified

No user input processing vulnerabilities
No credential exposure in code
Dependency management is appropriate
Error handling doesn't leak sensitive information

⚡ Performance Considerations

✅ Good Performance Profile

phpseclib3 BigInteger is a well-optimized arbitrary precision library
String formatting optimizations in format() method are efficient
Early returns for zero cases in multiplication
Minimal overhead for function delegation pattern

Potential Optimization

The format() method in src/BCMath.php:67 could benefit from caching commonly used scale values, but this is a minor optimization.

📦 Dependency Management

✅ Excellent Dependency Choices

phpseclib/phpseclib ^3.0: Mature, well-maintained arbitrary precision math library
Development dependencies: All tools are industry standards
Version constraints: Appropriately restrictive without being overly conservative

🎯 Minor Recommendations

Rector Workflow Security: Consider using GITHUB_TOKEN instead of custom ACCESS_TOKEN
Test File Clarity: Either enable or remove commented declare(strict_types=1)
Documentation: Consider adding inline comments for complex mathematical operations in src/BCMath.php

🏆 Summary

This PR is exemplary work that significantly elevates the codebase quality. The comprehensive tooling setup, thoughtful configuration, and code improvements demonstrate strong engineering practices. The only concerns are minor and primarily related to security best practices.

Recommendation: ✅ Approve with minor suggestions addressed

Updated type hints and docblocks for better readability and adherence to coding standards. Adjusted whitespace for consistent formatting.

…add-development-libraries

claude · 2025-09-03T05:26:56Z

Claude finished @nanasess's task —— View job

Comprehensive PR Code Review ✅

I've completed a thorough analysis of this PR that adds development tools and improves code quality. Here's my detailed feedback:

Review Tasks

Read repository guidelines and context
Analyze development tool configurations (PHP-CS-Fixer, PHPStan, Rector)
Review CI/CD pipeline enhancements
Examine core code changes in lib/bcmath.php and src/BCMath.php
Evaluate test improvements and coverage
Check for security concerns and performance implications
Provide comprehensive feedback and recommendations

✅ Excellent Work Overall

This PR represents a significant step forward in code quality and maintainability. The implementation is thoughtful and follows PHP best practices.

🔧 Development Tools Assessment

PHP-CS-Fixer Configuration ⭐⭐⭐⭐⭐

Excellent ruleset selection: @PER-CS, @PHP81Migration, @PHPUnit100Migration:risky
Smart overrides: Disabling overly strict rules like yoda_style and strict_comparison shows practical judgment
Proper scope: Covers all relevant directories (src, lib, tests)

PHPStan Configuration ⭐⭐⭐⭐⭐

Level 6 analysis is appropriate - strict enough for quality without being overly burdensome
Baseline approach for existing code compatibility is the right strategy
Smart ignoring of unused static methods (makes sense for polyfill library)

Rector Configuration ⭐⭐⭐⭐⭐

PHP 8.1 modernization aligns perfectly with minimum PHP version
Type declarations and dead code removal show commitment to quality
Appropriate skips prevent over-aggressive refactoring in tests

🚀 CI/CD Pipeline Analysis

Multi-stage Approach ⭐⭐⭐⭐⭐

The pipeline design is excellent:

PHP-CS-Fixer → PHPStan → Tests creates proper quality gates
Multi-platform testing (Ubuntu, Windows, macOS) ensures broad compatibility
PHP version matrix (8.1-8.4) covers all supported versions

⚠️ Security Concern in Rector Workflow

# Line 17 in .github/workflows/rector.yaml
token: ${{ secrets.ACCESS_TOKEN }}

Issue: Using a custom ACCESS_TOKEN instead of GITHUB_TOKEN creates potential security risks:

Broader permissions than necessary
Token management complexity
Potential for privilege escalation

Recommendation: Consider using GITHUB_TOKEN with appropriate permissions instead of a custom access token.

📝 Code Quality Improvements

lib/bcmath.php ⭐⭐⭐⭐⭐

Proper type hints on all function signatures (string, int, ?int)
Enhanced PHPDoc with complete parameter documentation
PHP 8.4 function support (bcfloor, bcceil, bcround) shows forward compatibility
Error class polyfills maintain backward compatibility excellently

src/BCMath.php ⭐⭐⭐⭐⭐

Comprehensive @method annotations provide excellent IDE support
Private method organization follows single responsibility principle
BigInteger integration with phpseclib3 is well implemented
Scale handling logic appears robust and PHP 7.3+ compliant

🧪 Test Coverage Analysis

Testing Strategy ⭐⭐⭐⭐⭐

Data provider pattern with generateTwoParams() ensures comprehensive test coverage
Direct comparison between native bcmath and polyfill implementation
Edge case coverage includes negative numbers, zeros, and precision scenarios
PHPUnit 10 attribute usage shows modern testing practices

Test File Quality

// tests/BCMathTest.php:3
// declare(strict_types=1);

Minor Issue: Commented out declare(strict_types=1) - should either be enabled or removed for clarity.

🔒 Security Assessment

✅ No Security Concerns Identified

No user input processing vulnerabilities
No credential exposure in code
Dependency management is appropriate
Error handling doesn't leak sensitive information

⚡ Performance Considerations

✅ Good Performance Profile

phpseclib3 BigInteger is a well-optimized arbitrary precision library
String formatting optimizations in format() method are efficient
Early returns for zero cases in multiplication
Minimal overhead for function delegation pattern

Potential Optimization

The format() method in src/BCMath.php:67 could benefit from caching commonly used scale values, but this is a minor optimization.

📦 Dependency Management

✅ Excellent Dependency Choices

phpseclib/phpseclib ^3.0: Mature, well-maintained arbitrary precision math library
Development dependencies: All tools are industry standards
Version constraints: Appropriately restrictive without being overly conservative

🎯 Minor Recommendations

Rector Workflow Security: Consider using GITHUB_TOKEN instead of custom ACCESS_TOKEN
Test File Clarity: Either enable or remove commented declare(strict_types=1)
Documentation: Consider adding inline comments for complex mathematical operations in src/BCMath.php

🏆 Summary

This PR is exemplary work that significantly elevates the codebase quality. The comprehensive tooling setup, thoughtful configuration, and code improvements demonstrate strong engineering practices. The only concerns are minor and primarily related to security best practices.

Recommendation: ✅ Approve with minor suggestions addressed

Added `AddMethodCallBasedStrictParamTypeRector` to the Rector configuration to enforce strict parameter types based on method calls. This is a temporary measure to address false positives with `BCMath::comp()`. fix(BCMath): adjust parameter types in `comp` method Updated the `comp` method in `BCMath` to align parameter types with strict type enforcement.

claude · 2025-09-03T05:37:52Z

Claude finished @nanasess's task —— View job

Comprehensive PR Code Review ✅

I've completed a thorough analysis of this PR that adds development tools and improves code quality. Here's my detailed feedback:

Review Tasks

Read repository guidelines and context
Analyze development tool configurations (PHP-CS-Fixer, PHPStan, Rector)
Review CI/CD pipeline enhancements
Examine core code changes in lib/bcmath.php and src/BCMath.php
Evaluate test improvements and coverage
Check for security concerns and performance implications
Provide comprehensive feedback and recommendations

✅ Excellent Work Overall

This PR represents a significant step forward in code quality and maintainability. The implementation is thoughtful and follows PHP best practices.

🔧 Development Tools Assessment

PHP-CS-Fixer Configuration ⭐⭐⭐⭐⭐

Excellent ruleset selection: @PER-CS, @PHP81Migration, @PHPUnit100Migration:risky
Smart overrides: Disabling overly strict rules like yoda_style and strict_comparison shows practical judgment
Proper scope: Covers all relevant directories (src, lib, tests)

PHPStan Configuration ⭐⭐⭐⭐⭐

Level 6 analysis is appropriate - strict enough for quality without being overly burdensome
Baseline approach for existing code compatibility is the right strategy
Smart ignoring of unused static methods (makes sense for polyfill library)

Rector Configuration ⭐⭐⭐⭐⭐

PHP 8.1 modernization aligns perfectly with minimum PHP version
Type declarations and dead code removal show commitment to quality
Appropriate skips prevent over-aggressive refactoring in tests

🚀 CI/CD Pipeline Analysis

Multi-stage Approach ⭐⭐⭐⭐⭐

The pipeline design is excellent:

PHP-CS-Fixer → PHPStan → Tests creates proper quality gates
Multi-platform testing (Ubuntu, Windows, macOS) ensures broad compatibility
PHP version matrix (8.1-8.4) covers all supported versions

⚠️ Security Concern in Rector Workflow

# Line 17 in .github/workflows/rector.yaml
token: ${{ secrets.ACCESS_TOKEN }}

Issue: Using a custom ACCESS_TOKEN instead of GITHUB_TOKEN creates potential security risks:

Broader permissions than necessary
Token management complexity
Potential for privilege escalation

Recommendation: Consider using GITHUB_TOKEN with appropriate permissions instead of a custom access token.

📝 Code Quality Improvements

lib/bcmath.php ⭐⭐⭐⭐⭐

Proper type hints on all function signatures (string, int, ?int)
Enhanced PHPDoc with complete parameter documentation
PHP 8.4 function support (bcfloor, bcceil, bcround) shows forward compatibility
Error class polyfills maintain backward compatibility excellently

src/BCMath.php ⭐⭐⭐⭐⭐

Comprehensive @method annotations provide excellent IDE support
Private method organization follows single responsibility principle
BigInteger integration with phpseclib3 is well implemented
Scale handling logic appears robust and PHP 7.3+ compliant

🧪 Test Coverage Analysis

Testing Strategy ⭐⭐⭐⭐⭐

Data provider pattern with generateTwoParams() ensures comprehensive test coverage
Direct comparison between native bcmath and polyfill implementation
Edge case coverage includes negative numbers, zeros, and precision scenarios
PHPUnit 10 attribute usage shows modern testing practices

Test File Quality

// tests/BCMathTest.php:3
// declare(strict_types=1);

Minor Issue: Commented out declare(strict_types=1) - should either be enabled or removed for clarity.

🔒 Security Assessment

✅ No Security Concerns Identified

No user input processing vulnerabilities
No credential exposure in code
Dependency management is appropriate
Error handling doesn't leak sensitive information

⚡ Performance Considerations

✅ Good Performance Profile

phpseclib3 BigInteger is a well-optimized arbitrary precision library
String formatting optimizations in format() method are efficient
Early returns for zero cases in multiplication
Minimal overhead for function delegation pattern

Potential Optimization

The format() method in src/BCMath.php:67 could benefit from caching commonly used scale values, but this is a minor optimization.

📦 Dependency Management

✅ Excellent Dependency Choices

phpseclib/phpseclib ^3.0: Mature, well-maintained arbitrary precision math library
Development dependencies: All tools are industry standards
Version constraints: Appropriately restrictive without being overly conservative

🎯 Minor Recommendations

Rector Workflow Security: Consider using GITHUB_TOKEN instead of custom ACCESS_TOKEN
Test File Clarity: Either enable or remove commented declare(strict_types=1)
Documentation: Consider adding inline comments for complex mathematical operations in src/BCMath.php

🏆 Summary

This PR is exemplary work that significantly elevates the codebase quality. The comprehensive tooling setup, thoughtful configuration, and code improvements demonstrate strong engineering practices. The only concerns are minor and primarily related to security best practices.

Recommendation: ✅ Approve with minor suggestions addressed

nanasess added 27 commits August 29, 2025 17:43

build: add PHP-CS-Fixer configuration and dependency

355e650

Added `.php-cs-fixer.dist.php` configuration file to enforce coding standards. Updated `composer.json` to include `friendsofphp/php-cs-fixer` as a development dependency.

ci: add PHP-CS-Fixer and PHPStan jobs to GitHub Actions workflow

822c404

ci(workflows): replace PHP setup and composer install steps with reus…

3d2ccdd

…able actions Refactor GitHub Actions workflows to use `php-actions/composer` and `php-actions/phpstan` for dependency installation and static analysis, improving maintainability and consistency.

build: add Rector as a development dependency and configure rector.php

3f6da0a

Added `rector/rector` to `require-dev` in `composer.json`. Created and configured `rector.php` for code quality and type coverage checks.

refactor(BCMath): Apply vendor/bin/rector process

bf06d0e

Updated `strpos` to `str_contains` for string checks, replaced `is_object` with `get_debug_type` for type handling, and adjusted type casting for better compatibility. Updated tests to use modern `TypeError` handling syntax.

refactor: add type declarations and update Rector configuration

20cdc9a

Updated `bcscale` function to include a nullable integer return type. Enhanced Rector configuration by enabling prepared sets for type declarations.

refactor(bcmath): update docblock annotations to use @param instead of …

4e8b525

…@var

refactor(BCMath): make $pad parameter optional in private methods

1474973

build(composer): downgrade phpunit dependency to ^10.5

9a82b8b

ci(workflows): update CI to use setup-php and direct composer/phpunit…

3e247d8

… commands

ci: fix incorrect key for PHP version in GitHub Actions workflows

4676854

refactor(bcmath): update parameter types and improve doc comments

1478ab1

Updated parameter types in `BCMath` methods to use `BigInteger` instead of `string` for better type safety. Improved doc comments for clarity and consistency. Removed unused `$trim` parameter from `format` method.

refactor(phpstan): update analysis level and adjust type hints in BCMath

2912fda

Updated PHPStan analysis level from 0 to 3 for stricter code checks. Adjusted type hints in `BCMath` methods to use `string` instead of `BigInteger` for parameters.

refactor(BCMath): add type hints and remove redundant annotations

e254d6c

ci(github-actions): add Rector workflow for code checks

344f745

ci(workflows): fix incorrect key for PHP version in CI configuration

7c68891

nanasess added 2 commits September 3, 2025 13:03

feat(BCMath): enhance type safety and improve method implementations

adbc6e7

Refactor `BCMath` methods to use stricter type hints and improve internal logic. Updated `test` methods in `BCMathTest` to align with new method signatures and added type safety.

[rector] Rector fixes

c82b7a2

nanasess added 2 commits September 3, 2025 14:22

refactor(BCMath): Apply php-cs-fixer and update type hints

e76c23e

Updated type hints and docblocks for better readability and adherence to coding standards. Adjusted whitespace for consistent formatting.

Merge remote-tracking branch 'origin/add-development-libraries' into …

b4b5d7d

…add-development-libraries

nanasess merged commit d4efdfb into main Sep 3, 2025
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feat: add comprehensive development tools and improve code quality#20

feat: add comprehensive development tools and improve code quality#20
nanasess merged 33 commits intomainfrom
add-development-libraries

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nanasess commented Aug 29, 2025

Summary

Major Changes

Technical Improvements

Development Tools

Code Refactoring

CI/CD Enhancements

Compatibility

Test Plan

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Comprehensive PR Code Review

Review Checklist

✅ Excellent Work Overall

🔧 Development Tools Assessment

PHP-CS-Fixer Configuration ⭐⭐⭐⭐⭐

PHPStan Configuration ⭐⭐⭐⭐⭐

Rector Configuration ⭐⭐⭐⭐⭐

🚀 CI/CD Pipeline Analysis

Multi-stage Approach ⭐⭐⭐⭐⭐

⚠️ Security Concern in Rector Workflow

📝 Code Quality Improvements

lib/bcmath.php ⭐⭐⭐⭐⭐

src/BCMath.php ⭐⭐⭐⭐⭐

🧪 Test Coverage Analysis

Testing Strategy ⭐⭐⭐⭐⭐

Test File Quality

🔒 Security Assessment

✅ No Security Concerns Identified

⚡ Performance Considerations

✅ Good Performance Profile

Potential Optimization

📦 Dependency Management

✅ Excellent Dependency Choices

🎯 Minor Recommendations

🏆 Summary

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Comprehensive PR Review

Review Tasks

✅ Overall Assessment: Excellent Work

🔧 Development Tools Analysis

PHP-CS-Fixer Configuration ⭐⭐⭐⭐⭐

PHPStan Configuration ⚠️ Issue Found

Rector Configuration ⭐⭐⭐⭐⭐

🚀 CI/CD Pipeline Enhancements

Multi-stage Quality Gates ⭐⭐⭐⭐⭐

⚠️ Critical Security Issue in Rector Workflow

📝 Code Quality Improvements

lib/bcmath.php ⭐⭐⭐⭐⭐

src/BCMath.php ⭐⭐⭐⭐⭐

🧪 Test Quality Analysis

Modern Testing Practices ⭐⭐⭐⭐⭐

⚠️ Minor Issue

🔒 Security Assessment

✅ No Major Security Concerns

⚡ Performance Considerations

✅ Good Performance Profile

Minor Optimization Opportunity

📦 Dependency Management ⭐⭐⭐⭐⭐

🎯 Specific Recommendations

🔴 High Priority

🟡 Medium Priority

🟢 Low Priority

🏆 Summary

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Comprehensive PR Code Review ✅

Review Tasks

✅ Excellent Work Overall

🔧 Development Tools Assessment

PHP-CS-Fixer Configuration ⭐⭐⭐⭐⭐

PHPStan Configuration ⭐⭐⭐⭐⭐

Rector Configuration ⭐⭐⭐⭐⭐

🚀 CI/CD Pipeline Analysis

Multi-stage Approach ⭐⭐⭐⭐⭐

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