sanity/src/core/util/supportsTouch.ts

Sanity is a real-time content infrastructure with a scalable, hosted backend featuring a Graph Oriented Query Language (GROQ), asset pipelines and fast edge caches

/** @internal */
export const supportsTouch = isTouchDevice()

function isTouchDevice() {
  if (typeof window === 'undefined') return false

  return (
    'ontouchstart' in window ||
    navigator.maxTouchPoints > 0 ||
    (navigator as any).msMaxTouchPoints > 0
  )
}