| |
| extension String { |
| public struct Encoding : RawRepresentable { |
| public var rawValue: UInt |
| public init(rawValue: UInt) { self.rawValue = rawValue } |
| |
| public static let ascii = Encoding(rawValue: 1) |
| public static let nextstep = Encoding(rawValue: 2) |
| public static let japaneseEUC = Encoding(rawValue: 3) |
| public static let utf8 = Encoding(rawValue: 4) |
| public static let isoLatin1 = Encoding(rawValue: 5) |
| public static let symbol = Encoding(rawValue: 6) |
| public static let nonLossyASCII = Encoding(rawValue: 7) |
| public static let shiftJIS = Encoding(rawValue: 8) |
| public static let isoLatin2 = Encoding(rawValue: 9) |
| public static let unicode = Encoding(rawValue: 10) |
| public static let windowsCP1251 = Encoding(rawValue: 11) |
| public static let windowsCP1252 = Encoding(rawValue: 12) |
| public static let windowsCP1253 = Encoding(rawValue: 13) |
| public static let windowsCP1254 = Encoding(rawValue: 14) |
| public static let windowsCP1250 = Encoding(rawValue: 15) |
| public static let iso2022JP = Encoding(rawValue: 21) |
| public static let macOSRoman = Encoding(rawValue: 30) |
| public static let utf16 = Encoding.unicode |
| public static let utf16BigEndian = Encoding(rawValue: 0x90000100) |
| public static let utf16LittleEndian = Encoding(rawValue: 0x94000100) |
| public static let utf32 = Encoding(rawValue: 0x8c000100) |
| public static let utf32BigEndian = Encoding(rawValue: 0x98000100) |
| public static let utf32LittleEndian = Encoding(rawValue: 0x9c000100) |
| |
| // Map selected IANA character set names to encodings, see |
| // https://www.iana.org/assignments/character-sets/character-sets.xhtml |
| internal init?(charSet: String) { |
| let encoding: Encoding? |
| |
| switch charSet.lowercased() { |
| case "us-ascii": encoding = .ascii |
| case "utf-8": encoding = .utf8 |
| case "utf-16": encoding = .utf16 |
| case "utf-16be": encoding = .utf16BigEndian |
| case "utf-16le": encoding = .utf16LittleEndian |
| case "utf-32": encoding = .utf32 |
| case "utf-32be": encoding = .utf32BigEndian |
| case "utf-32le": encoding = .utf32LittleEndian |
| case "iso-8859-1": encoding = .isoLatin1 |
| case "iso-8859-2": encoding = .isoLatin2 |
| case "iso-2022-jp": encoding = .iso2022JP |
| case "windows-1250": encoding = .windowsCP1250 |
| case "windows-1251": encoding = .windowsCP1251 |
| case "windows-1252": encoding = .windowsCP1252 |
| case "windows-1253": encoding = .windowsCP1253 |
| case "windows-1254": encoding = .windowsCP1254 |
| case "shift_jis": encoding = .shiftJIS |
| case "euc-jp": encoding = .japaneseEUC |
| case "macintosh": encoding = .macOSRoman |
| default: encoding = nil |
| } |
| guard let value = encoding?.rawValue else { |
| return nil |
| } |
| rawValue = value |
| } |
| } |
| |
| public typealias EncodingConversionOptions = NSString.EncodingConversionOptions |
| public typealias EnumerationOptions = NSString.EnumerationOptions |
| public typealias CompareOptions = NSString.CompareOptions |
| } |
| |
| extension String.Encoding : Hashable { |
| // ==, hash(into:) supplied by RawRepresentable |
| } |
| |
| extension String.Encoding : CustomStringConvertible { |
| public var description: String { |
| return String.localizedName(of: self) |
| } |
| } |
| |
| |
| @available(*, unavailable, renamed: "String.Encoding") |
| public typealias NSStringEncoding = UInt |
| |
| @available(*, unavailable, renamed: "String.Encoding.ascii") |
| public var NSASCIIStringEncoding: String.Encoding { |
| return .ascii |
| } |
| @available(*, unavailable, renamed: "String.Encoding.nextstep") |
| public var NSNEXTSTEPStringEncoding: String.Encoding { |
| return .nextstep |
| } |
| @available(*, unavailable, renamed: "String.Encoding.japaneseEUC") |
| public var NSJapaneseEUCStringEncoding: String.Encoding { |
| return .japaneseEUC |
| } |
| @available(*, unavailable, renamed: "String.Encoding.utf8") |
| public var NSUTF8StringEncoding: String.Encoding { |
| return .utf8 |
| } |
| @available(*, unavailable, renamed: "String.Encoding.isoLatin1") |
| public var NSISOLatin1StringEncoding: String.Encoding { |
| return .isoLatin1 |
| } |
| @available(*, unavailable, renamed: "String.Encoding.symbol") |
| public var NSSymbolStringEncoding: String.Encoding { |
| return .symbol |
| } |
| @available(*, unavailable, renamed: "String.Encoding.nonLossyASCII") |
| public var NSNonLossyASCIIStringEncoding: String.Encoding { |
| return .nonLossyASCII |
| } |
| @available(*, unavailable, renamed: "String.Encoding.shiftJIS") |
| public var NSShiftJISStringEncoding: String.Encoding { |
| return .shiftJIS |
| } |
| @available(*, unavailable, renamed: "String.Encoding.isoLatin2") |
| public var NSISOLatin2StringEncoding: String.Encoding { |
| return .isoLatin2 |
| } |
| @available(*, unavailable, renamed: "String.Encoding.unicode") |
| public var NSUnicodeStringEncoding: String.Encoding { |
| return .unicode |
| } |
| @available(*, unavailable, renamed: "String.Encoding.windowsCP1251") |
| public var NSWindowsCP1251StringEncoding: String.Encoding { |
| return .windowsCP1251 |
| } |
| @available(*, unavailable, renamed: "String.Encoding.windowsCP1252") |
| public var NSWindowsCP1252StringEncoding: String.Encoding { |
| return .windowsCP1252 |
| } |
| @available(*, unavailable, renamed: "String.Encoding.windowsCP1253") |
| public var NSWindowsCP1253StringEncoding: String.Encoding { |
| return .windowsCP1253 |
| } |
| @available(*, unavailable, renamed: "String.Encoding.windowsCP1254") |
| public var NSWindowsCP1254StringEncoding: String.Encoding { |
| return .windowsCP1254 |
| } |
| @available(*, unavailable, renamed: "String.Encoding.windowsCP1250") |
| public var NSWindowsCP1250StringEncoding: String.Encoding { |
| return .windowsCP1250 |
| } |
| @available(*, unavailable, renamed: "String.Encoding.iso2022JP") |
| public var NSISO2022JPStringEncoding: String.Encoding { |
| return .iso2022JP |
| } |
| @available(*, unavailable, renamed: "String.Encoding.macOSRoman") |
| public var NSMacOSRomanStringEncoding: String.Encoding { |
| return .macOSRoman |
| } |
| @available(*, unavailable, renamed: "String.Encoding.utf16") |
| public var NSUTF16StringEncoding: String.Encoding { |
| return .utf16 |
| } |
| @available(*, unavailable, renamed: "String.Encoding.utf16BigEndian") |
| public var NSUTF16BigEndianStringEncoding: String.Encoding { |
| return .utf16BigEndian |
| } |
| @available(*, unavailable, renamed: "String.Encoding.utf16LittleEndian") |
| public var NSUTF16LittleEndianStringEncoding: String.Encoding { |
| return .utf16LittleEndian |
| } |
| @available(*, unavailable, renamed: "String.Encoding.utf32") |
| public var NSUTF32StringEncoding: String.Encoding { |
| return .utf32 |
| } |
| @available(*, unavailable, renamed: "String.Encoding.utf32BigEndian") |
| public var NSUTF32BigEndianStringEncoding: String.Encoding { |
| return .utf32BigEndian |
| } |
| @available(*, unavailable, renamed: "String.Encoding.utf32LittleEndian") |
| public var NSUTF32LittleEndianStringEncoding: String.Encoding { |
| return .utf32LittleEndian |
| } |
