map<R> method

ResultShape<R> map<R>(
  1. R mapper(
    1. A,
    2. B,
    3. C
    )
)

Maps decoded values once per actual row.

Implementation

ResultShape<R> map<R>(R Function(A, B, C) mapper) => _CombinedResult(
  [$1, $2, $3],
  (read) =>
      (row) =>
          mapper(read[0](row) as A, read[1](row) as B, read[2](row) as C),
);