# All files / src/lib utils.ts

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100% Branches 10/10
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     /**
     * Utility function to combine class names
     * Replaces tailwind-merge and clsx with a simple implementation
     */
    export function cn(...classes: (string | undefined | null | false)[]): string {
      return classes.filter(Boolean).join(' ')
    }

    /**
     * Format bytes to human readable string
     */
    export function formatBytes(bytes: number): string {
      if (bytes === 0) return '0 Bytes'
      const k = 1024
      const sizes = ['Bytes', 'KB', 'MB', 'GB']
      const i = Math.floor(Math.log(bytes) / Math.log(k))
      return Math.round(bytes / Math.pow(k, i) * 100) / 100 + ' ' + sizes[i]
    }

    /**
     * Debounce function
     */
    export function debounce<T extends (...args: unknown[]) => unknown>(
      func: T,
      wait: number
    ): (...args: Parameters<T>) => void {
      let timeout: NodeJS.Timeout | null = null

      return function executedFunction(...args: Parameters<T>) {
        const later = () => {
          timeout = null
          func(...args)
        }

        if (timeout) {
          clearTimeout(timeout)
        }
        timeout = setTimeout(later, wait)
      }
    }

    /**
     * Sleep utility
     */
    export function sleep(ms: number): Promise<void> {
      return new Promise(resolve => setTimeout(resolve, ms))
    }