Can this skill handle multiple programming languages?

While the core patterns are optimized for Python-style exception handling, the logic for specific catching, logging, and avoiding silent failures is applicable to most modern programming languages supported by Claude Code.

Does this skill require a manual audit first?

It is highly effective when used after a '/audit-code-quality' command, but it can also be used autonomously to scan for specific bad patterns like bare except blocks or subprocess calls without error checking.

How does this skill improve application observability?

It replaces silent failures with 'logger.exception()' calls and descriptive error messages, ensuring that when things go wrong, the logs contain the necessary context and stack traces for developers to act quickly.

What are 'fail-fast' principles in software development?

Fail-fast is a philosophy where systems are designed to report errors immediately and visibly at the point of failure. This prevents silent data corruption and makes debugging significantly easier by providing clear stack traces.

Fail-Fast Code Refactorer

Name: Fail-Fast Code Refactorer
Author: benzwick

bybenzwick

0•

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Systematically refactors swallowed exceptions, silent failures, and broad error handling into robust, fail-fast code patterns with detailed logging.

The Fail-Fast Code Refactorer skill empowers Claude to identify and remediate technical debt related to poor error handling and fragile defensive programming. It automates the transition from anti-patterns—such as bare exception blocks, silent returns, and unmanaged subprocesses—to industry-standard practices that prioritize visibility and debuggability. By implementing specific exception catching, explicit logging, and 'fail-fast' logic, this skill ensures that software fails loudly and informatively rather than silently and unpredictably, significantly reducing the time required for root cause analysis during development and production.

主な機能

01Updates subprocess calls to use 'check=True' to prevent undetected external command failures.

02Converts bare 'except: pass' into specific exception handling with structured logging.

030 GitHub stars

04Automates the integration of proper logging levels (exception, error, warning) for enhanced observability.

05Transforms silent 'continue' loops and error return codes into explicit, traceable exceptions.

06Replaces generic 'Exception' catches with granular, context-aware error types.

ユースケース

01Standardizing error handling and logging patterns across a multi-developer project or repository.

02Automating the remediation of high-priority issues discovered during code quality audits.

03Refactoring legacy codebases where suppressed errors make debugging nearly impossible.

What are Skills?·How to Install

Install with 🐟 Skill.Fish

npx skillfish add benzwick/slicermousemaster fix-bad-practices

For use in Claude.ai and ChatGPT

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