Function AppendTo

be/src/gutil/strings/split.cc:195–204

//
template <typename Container, typename Splitter>
void AppendTo(Container* container, Splitter splitter) {
  if (container->empty()) {
    // "Appending" to an empty container is by far the common case. For this we
    // assign directly to the output container, which is more efficient than
    // explicitly appending.
    *container = splitter;  // Calls implicit conversion operator.
  } else {
    AppendToImpl(container, splitter);
  }
}

}  // anonymous namespace