General
PromptBeginner5 minmarkdown
- Avoid `any` type; use `unknown` with type guards
precise generics
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General
PromptBeginner5 minmarkdown
- Deliver fixes that handle edge cases
include error handling
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Creative
PromptBeginner5 minmarkdown
- Take the time needed for careful design
testing
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General
PromptBeginner5 minmarkdown
- Follow current
supported patterns and best practices; propose migrations when older or deprecated approaches are encountered.
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Coding & Debugging
PromptBeginner5 minmarkdown
- Always prioritize code quality
maintainability
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General
PromptBeginner5 minmarkdown
- Sometimes you may need to take other steps that aren't explicitly requests (running tests
checking for type errors
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Coding & Debugging
PromptBeginner5 minmarkdown
- When finishing a task or request
review everything from the lens of code quality
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General
PromptBeginner5 minmarkdown
- Break down PostCSS traversal logic into small
testable utility functions.
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General
PromptBeginner5 minmarkdown
- **Error Handling:** When parsing weird syntax
fail gracefully. Do not crash the linter process.
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Data
PromptBeginner5 minmarkdown
- If the template uses additional static docs metadata (for example `description` / `recommended` flags used by sync scripts)
keep that authored metadata static and explicit.
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Data
PromptBeginner5 minmarkdown
- **Template-aware changes:** When changing rule metadata
docs
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General
PromptBeginner5 minmarkdown
- **Utility Usage:** Before writing a helper function
check whether the standard library
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General
PromptBeginner5 minmarkdown
- **Custom Syntax Awareness:** When a rule depends on syntax that does not exist in plain CSS
scope it carefully and document the expected `customSyntax` or file context.
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General
PromptBeginner5 minmarkdown
- **Fixers:** Only mark a rule as `meta.fixable = true` when the fix is deterministic and safe across supported syntaxes. If a fix is risky
report only.
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General
PromptBeginner5 minmarkdown
3. Edge cases (nested rules
comments
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General
PromptBeginner5 minmarkdown
- Use built-in TypeScript utility types first
and use installed utility-type libraries only when they clearly improve intent and match repository conventions.
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General
PromptBeginner5 minmarkdown
- **AST Traversal:** Use the narrowest viable PostCSS walk (`walkDecls`
`walkRules`
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Data
PromptBeginner5 minmarkdown
- **Metadata:** Every rule must expose a static `ruleName`
`messages`
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General
PromptBeginner5 minmarkdown
- **Performance First:** Stylelint rules run on every save and often across large generated stylesheets. Avoid repeated whole-root rescans
repeated reparsing of selector/value strings
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General
PromptBeginner5 minmarkdown
- `dist/`
coverage outputs
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General
PromptBeginner5 minmarkdown
- If your change touches one of those surfaces
think beyond only unit tests.
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Data
PromptBeginner5 minmarkdown
- If the repository uses all-contributors or similar generated contributor metadata
prefer the repo's contributor scripts over hand-editing generated sections.
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General
PromptBeginner5 minmarkdown
- If the repository syncs Node version files
peer dependency ranges
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General
PromptBeginner5 minmarkdown
- Beyond ESLint and TypeScript
many plugin repos also enforce:
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