What is TypeScript?

TL;DR

Strongly-typed JavaScript superset used throughout Frontend Accelerator for compile-time error checking and superior developer experience.

TypeScript is the foundation of Frontend Accelerator's codebase, providing static type checking that eliminates entire classes of runtime errors and enables powerful AI-assisted development.


1. Sample tsconfig:

// tsconfig.json
{
"compilerOptions": {
"strict": true,
"noImplicitAny": true,
"forceConsistentCasingInFileNames": true,
"module": "esnext"
// etc...
}
}


2. Automatic type generation:

  • NextAuth generates session types
  • API routes have inferred request/response types


3. AI-friendly type system:

Strong typing enables AI tools to:

  • Autocomplete API properties accurately
  • Catch errors before runtime
  • Understand function contracts instantly
  • Refactor code safely across the entire codebase
// Type-safe database query
async function getUser(id: string): Promise<User | null> {
return await db.getUser<User>(id);
}


Benefits:

  • Compile-time safety: Catch bugs during development, not production
  • IDE autocomplete: Full IntelliSense for all APIs and custom code
  • Self-documenting: Types serve as inline documentation
  • Refactoring confidence: Rename, move, and modify code fearlessly


Frontend Accelerator's TypeScript configuration ensures maximum safety and AI comprehension.

Last updated: November 25, 2025

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