Utility Functions
A collection of utility functions used throughout the application for common tasks like styling, routing, encryption, and string manipulation.
Styling Utilities
cn(...inputs)
Combines Tailwind classes using clsx and tailwind-merge for conflict resolution.
Routing & Navigation
isRouteActive()
Checks if a route is active based on the current path and specified depth.
- 1
targetLink - The link to check against - 2
currentRoute - The current route - 3
depth - How far down segments should be matched
pagePathname(metaUrl)
Extracts the page pathname based on file location in the app directory.
Encryption & Security
encrypt(text)
Encrypts text using AES-256-CTR algorithm.
decrypt(encryptedText)
Decrypts previously encrypted text.
String Manipulation
slugify(text)
Converts text into URL-friendly slugs.
capitalizeFirstLetter(str)
Capitalizes the first letter of a string.
Validation
Regular Expressions
- 1
nameRegex- Validates names (letters, numbers, spaces, hyphens) - 2
slugRegex- Validates URL-friendly slugs
transformErrorToDetails(error)
Transforms Zod validation errors into readable strings.
Image & URL Utilities
placeholderImageUrl(options)
Generates placeholder image URLs with customizable colors and text.
absoluteUrl(path)
Converts relative paths to absolute URLs using the app's base URL.
Key Features
Modular Design
Small, focused utilities that do one thing well
Type Safety
Full TypeScript support with proper type definitions
Error Handling
Robust error handling with meaningful messages
Zero Dependencies
Minimal external dependencies for core utilities
lib/ directory and can be imported directly from their respective files or through the barrel exports.