var o=(function(e){return e[e.NORMAL=0]="NORMAL",e[e.NEGATED=1]="NEGATED",e[e.INVERTED=2]="INVERTED",e})(o||{}),l,t;function i(){if(t==null){if(typeof document!="object"||!document||typeof Element!="function"||!Element)return t=!1,t;if(document.documentElement?.style&&"scrollBehavior"in document.documentElement.style)t=!0;else{let e=Element.prototype.scrollTo;e?t=!/\{\s*\[native code\]\s*\}/.test(e.toString()):t=!1}}return t}function u(){if(typeof document!="object"||!document)return o.NORMAL;if(l==null){let e=document.createElement("div"),n=e.style;e.dir="rtl",n.width="1px",n.overflow="auto",n.visibility="hidden",n.pointerEvents="none",n.position="absolute";let r=document.createElement("div"),c=r.style;c.width="2px",c.height="1px",e.appendChild(r),document.body.appendChild(e),l=o.NORMAL,e.scrollLeft===0&&(e.scrollLeft=1,l=e.scrollLeft===0?o.NEGATED:o.INVERTED),e.remove()}return l}export{o as a,i as b,u as c};