velox/expression/ComplexWriterTypes.h
void finalizeNull() {
    // No need to commit last written items and innerOffset_ stays the same for
    // the next item.
    length_ = 0;
  }
// Should be called by the user (VectorWriter) when null is committed to
// pretect against user miss-use (writing to the writer then committing null).
Should be called by the user (VectorWriter) when null is committed to
pretect against user miss-use (writing to the writer then committing null).
Should be called by the user ( VectorWriter ) when null is committed to pretect against user miss - use ( writing to the writer then committing null ) .
void finalizeNull() {
    length_ = 0;
  }
void finalizeNull ( ) { length_ = 0 ; }
Should be called by the user (VectorWriter) when null is committed to
pretect against user miss-use (writing to the writer then committing null).
Should be called by the user ( VectorWriter ) when null is committed to pretect against user miss - use ( writing to the writer then committing null ) .
// No need to commit last written items and innerOffset_ stays the same for // the next item.