Features

Rut.ts provides a comprehensive set of functions for working with Chilean RUTs.

Core Functions

Validation

• validate() - Check if a RUT is valid with optional strict mode

Formatting

• format() - Convert RUTs to standardized format
• clean() - Remove formatting characters

Analysis

• decompose() - Split RUT into body and verifier
• getBody() - Extract just the body
• getVerifier() - Extract just the verifier digit
• calculateVerifier() - Calculate verifier for a given body

Generation & Detection

• generate() - Generate random valid RUTs
• isRutLike() - Quick format check without full validation

Common Features

All functions support:

• ✅ TypeScript types - Full type safety
• ✅ Safe mode - { throwOnError: false } returns null instead of throwing
• ✅ Multiple formats - Works with dots, hyphens, or plain numbers
• ✅ Leading zeros - Automatically handles and removes them

Function Categories