Module 651211

function(r,n,t){var u=t(111898),e=t(147818),i=t(978260),o=t(646344),a=t(63532);r.exports=function(r,n,t,v){if(!o(r))return r;n=e(n,r);for(var f=-1,p=n.length,c=p-1,s=r;null!=s&&++f<p;){var h=a(n[f]),d=t;if(f!=c){var l=s[h];void 0===(d=v?v(l,h,s):void 0)&&(d=o(l)?l:i(n[f+1])?[]:{})}u(s,h,d),s=s[h]}return r}}