Method setOffsetAndSize

bolt/vector/ComplexVector.h:609–614

Its the caller responsibility to make sure that `offsets_` and `sizes_` are safe to write at index i, i.ex not shared, or not large enough.

  // Its the caller responsibility to make sure that `offsets_` and `sizes_` are
  // safe to write at index i, i.ex not shared, or not large enough.
  void
  setOffsetAndSize(vector_size_t i, vector_size_t offset, vector_size_t size) {
    DCHECK_LT(i, BaseVector::length_);
    offsets_->asMutable<vector_size_t>()[i] = offset;
    sizes_->asMutable<vector_size_t>()[i] = size;
  }

  /// Verify that an ArrayVector/MapVector does not contain overlapping [offset,
  /// size] ranges. Throws in case overlaps are found.