Master error handling patterns across languages including exceptions, Result types, error propagation, and graceful degradation to build resilient applications.
NewMaintained
Automatic
◆Coding pack
Last verified 8/29/2026
What it changes
Passed 3 of 23 test cases with the skill, and 3 of 23 without it.
Without skill13%
With skill13%
0 fixed3 passed either way20 still failing0 broke
Pass-rate lift
0 pp
Tokens
+12%
Agent turns
0%
Response time
+4%
Model gemini-3.6-flashMeasured 8/29/2026v13 of 23 cases passed with skill
Tokens, turns and time describe resource use, not a dollar price.
What's inside
The instructions your model reads when the skill loads.
SKILL.md35 linessingle file
Error Handling Patterns
Build resilient applications with robust error handling strategies that gracefully handle failures and provide excellent debugging experiences.
Use this skill when
Implementing error handling in new features
Designing error-resilient APIs
Debugging production issues
Improving application reliability
Creating better error messages for users and developers
Implementing retry and circuit breaker patterns
Handling async/concurrent errors
Building fault-tolerant distributed systems
Do not use this skill when
The task is unrelated to error handling patterns
You need a different domain or tool outside this scope
Instructions
Clarify goals, constraints, and required inputs.
Apply relevant best practices and validate outcomes.
Provide actionable steps and verification.
If detailed examples are required, open resources/implementation-playbook.md.
Resources
resources/implementation-playbook.md for detailed patterns and examples.