TypeScript Best Practices

Comprehensive TypeScript 7-compatible guide with 44 rules across 8 categories, covering compiler configuration, type-system performance, async code, modules, safety, and measured runtime optimization.

When to Apply

Reference these guidelines when:

• Configuring tsconfig.json for a new or existing project
• Writing complex type definitions or generics
• Optimizing async/await patterns and data fetching
• Organizing modules and managing imports
• Reviewing code for compilation or runtime performance

Rule Categories by Priority