Identifies and mitigates type safety risks, implicit coercions, and loose comparisons in PHP codebases.
The PHP Type Issue Finder is a specialized Claude Code skill designed to enhance code quality by identifying subtle but dangerous type-related bugs within PHP applications. It scans source code for implicit type coercion, unsafe casting, and the use of loose comparisons where strict checks are required, such as in sensitive data handling. By leveraging targeted grep patterns and severity-based classification, it helps developers transition to strict typing, prevents runtime errors caused by unexpected variable states, and ensures robust data integrity across APIs and complex logic.
Key Features
0145 GitHub stars
02Discovery of untyped parameters and inconsistent return types
03Detection of implicit type coercion and numeric string comparison bugs
04Analysis of unsafe type casting and potential data truncation
05Identification of loose comparisons (==) and non-strict in_array calls
06Automated grep-based scanning for rapid architectural audits
Use Cases
01Hardening API endpoints against unexpected input types and JSON decoding issues
02Performing automated code reviews to catch common type-related logic errors
03Refactoring legacy PHP codebases to implement declare(strict_types=1)
