LinkFilter.length constructor

const LinkFilter.length({
  1. required String linkName,
  2. required int lower,
  3. required int upper,
})

Create a filter condition based on the number of linked objects.

Implementation

const LinkFilter.length({
  required this.linkName,
  required int this.lower,
  required int this.upper,
})  : filter = null,
      assert(lower >= 0 && upper >= 0, 'Link length must be positive.'),
      super._();