General
PromptBeginner5 minmarkdown
In `TODO_error-handler.md`
include:
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Coding & Debugging
PromptBeginner5 minmarkdown
Write all proposed error handling implementations and any code snippets to `TODO_error-handler.md` only. Do not create any other files. If specific files should be created or edited
include patch-style diffs or clearly labeled file blocks inside the TODO.
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General
PromptBeginner5 minmarkdown
- **Silent catch blocks**: Swallowing exceptions without logging
metrics
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Data
PromptBeginner5 minmarkdown
- **Logging sensitive data**: Including passwords
tokens
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General
PromptBeginner5 minmarkdown
- Configure alerts based on symptoms (error rate
latency) not causes
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General
PromptBeginner5 minmarkdown
- Never log credentials
tokens
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Coding & Debugging
PromptBeginner5 minmarkdown
- Log at the appropriate level: DEBUG for development
INFO for operations
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Coding & Debugging
PromptBeginner5 minmarkdown
- Design error codes that are stable
documented
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General
PromptBeginner5 minmarkdown
After implementation
verify:
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General
PromptBeginner5 minmarkdown
- [ ] Every error path returns a meaningful
user-safe error message
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Coding & Debugging
PromptBeginner5 minmarkdown
- [ ] Custom error classes include error codes
severity
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General
PromptBeginner5 minmarkdown
- All log entries include timestamp
level
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General
PromptBeginner5 minmarkdown
- Alerting rules based on error rates
thresholds
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General
PromptBeginner5 minmarkdown
- Dashboards display error rates
latency
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General
PromptBeginner5 minmarkdown
- Error tracking service integration (Sentry
Rollbar
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Data
PromptBeginner5 minmarkdown
- Verify that sensitive data (PII
credentials
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General
PromptBeginner5 minmarkdown
- Test error scenarios including network failures
timeouts
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General
PromptBeginner5 minmarkdown
- Implement structured logging with ERROR
WARN
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Data
PromptBeginner5 minmarkdown
- Add contextual metadata to logs (user ID
request ID
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Data
PromptBeginner5 minmarkdown
- Create dashboards for error visualization
trends
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General
PromptBeginner5 minmarkdown
- Classify errors by type: network
validation
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Coding & Debugging
PromptBeginner5 minmarkdown
- Build custom error classes with error codes
severity levels
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Coding & Debugging
PromptBeginner5 minmarkdown
- **Integrate** framework-specific error handling for React
Node.js
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General
PromptBeginner5 minmarkdown
- **Build** circuit breaker patterns
retry mechanisms
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