func (l *List) equals(o types.IterableContainer) bool {
if l.Size() != o.Size() {
return false
}
for v, next := l.Items()(); next != nil; v, next = next() {
item := v.(types.Hashable)
if !o.Has(item) {
return false
}
}
return true
}
func (l *List) less(o types.IterableContainer) bool {
if l.Size() < o.Size() {
return true
} else if l.Size() > o.Size() {
return false
}
cs, si := l.Items()()
co, oi := o.Items()()
for si != nil || oi != nil {
if cs.Less(co) {
return true
} else if !cs.Equals(co) {
return false
}
cs, si = si()
co, oi = oi()
}
return false
}