Function TrimImpl

common/values/string_value.cc:987–1018

}

std::pair<size_t, size_t> TrimImpl(absl::string_view string) {
  absl::string_view temp_string = string;
  size_t left_trim_bytes = 0;
  while (!temp_string.empty()) {
    char32_t c;
    size_t char_len = cel::internal::Utf8Decode(temp_string, &c);
    if (!IsUnicodeWhitespace(c)) {
      break;
    }
    temp_string.remove_prefix(char_len);
    left_trim_bytes += char_len;
  }

  if (left_trim_bytes == string.size()) {
    return {left_trim_bytes, 0};
  }

  size_t last_non_ws_end_bytes = 0;
  size_t current_pos_bytes = 0;
  temp_string = string;
  while (!temp_string.empty()) {
    char32_t c;
    size_t char_len = cel::internal::Utf8Decode(temp_string, &c);
    if (!IsUnicodeWhitespace(c)) {
      last_non_ws_end_bytes = current_pos_bytes + char_len;
    }
    current_pos_bytes += char_len;
    temp_string.remove_prefix(char_len);
  }

  return {left_trim_bytes, string.size() - last_non_ws_end_bytes};
}

absl::Cord TrimImpl(const absl::Cord& cord) {
  size_t left_trim_bytes = 0;