Function WhitespaceOnly

cpp/src/arrow/json/chunker_test.cc:61–63

}

static bool WhitespaceOnly(string_view s) {
  return s.find_first_not_of(" \t\r\n") == string_view::npos;
}

static bool WhitespaceOnly(const std::shared_ptr<Buffer>& b) {
  return WhitespaceOnly(string_view(*b));