intersectsIterableDeep function
Implementation
bool intersectsIterableDeep(Iterable? it1, Iterable? it2,
{ValueEquality? valueEquality}) {
if (identical(it1, it2)) return true;
if (it1 == null || it2 == null) return false;
if (it1.isEmpty || it2.isEmpty) return false;
var length1 = it1.length;
var length2 = it2.length;
for (var i = 0; i < length1; i++) {
var v1 = it1.elementAt(i);
for (var j = 0; j < length2; ++j) {
var v2 = it2.elementAt(j);
if (isEqualsDeep(v1, v2, valueEquality: valueEquality)) return true;
}
}
return false;
}