FieldPolicy<TExisting, TIncoming, TReadResult> constructor Null safety

FieldPolicy<TExisting, TIncoming, TReadResult>(
  1. {List<String>? keyArgs,
  2. FieldReadFunction<TExisting, TReadResult>? read,
  3. FieldMergeFunction<TExisting, TIncoming>? merge}
)

Implementation

FieldPolicy({this.keyArgs, this.read, this.merge});