FieldMergeFunction<TExisting, TIncoming> typedef
FieldMergeFunction<TExisting, TIncoming> =
TExisting Function(TExisting existing, TIncoming incoming, FieldFunctionOptions options)
Implementation
typedef FieldMergeFunction<TExisting, TIncoming> = TExisting Function(
TExisting existing,
TIncoming incoming,
FieldFunctionOptions options,
);