includeAccumulator function Null safety
Implementation
Accumulator includeAccumulator(
Map<String, dynamic> result,
Set<String> includeKeys,
) =>
(k, v) => result[k] = v;
Accumulator includeAccumulator(
Map<String, dynamic> result,
Set<String> includeKeys,
) =>
(k, v) => result[k] = v;