Variadic parameters for localization in swift

MyLocalizable.stringsdict

<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE plist PUBLIC "-//Apple Computer//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">
<plist version="1.0">
    <dict>
      <key>total_word</key>
      <dict>
        <key>NSStringLocalizedFormatKey</key>
        <string>%#@value@</string>
        <key>value</key>
        <dict>
          <key>NSStringFormatSpecTypeKey</key>
          <string>NSStringPluralRuleType</string>
          <key>NSStringFormatValueTypeKey</key>
          <string>d</string>
          <key>zero</key>
          <string>No word</string>
          <key>one</key>
          <string>%d word</string>
          <key>other</key>
          <string>%d words</string>
        </dict>
      </dict>
    </dict>
</plist>

VariadicTest.swift

extension String {
  func localized(from: String) -> String {
    return NSLocalizedString(self, tableName: from, value: self, comment: "")
  }

  func localizedFormat(from: String, _ arguments: CVarArg...) -> String {
    return String.localizedStringWithFormat(localized(from: from), arguments)
  }
}

let result2 = "total_word".localizedFormat(from: "MyLocalizable", 8)
// 200 233 989 words

let result2 = String.localizedStringWithFormat("total_word".localized(from: "MyLocalizable"), 8)
// 8 words