DOF files are ISO Latin-1, not UTF-8

Author: RISCfuture

Sources/SwiftDOF/Parser/ByteParsing.swift

@@ -122,10 +122,10 @@ extension RandomAccessCollection where Element == UInt8, Index == Int {
   }
 
   /// Convert to trimmed String (only when actually needed).
-  /// - Throws: DOFError.invalidEncoding if bytes cannot be decoded as UTF-8.
+  /// - Throws: DOFError.invalidEncoding if bytes cannot be decoded as Latin-1.
   @inlinable
   func toString() throws -> String {
-    guard let string = String(bytes: Array(self), encoding: .utf8) else {
+    guard let string = String(bytes: Array(self), encoding: .isoLatin1) else {
       throw DOFError.invalidEncoding
     }
     return string.trimmingCharacters(in: .whitespaces)

Sources/SwiftDOF/Parser/DOFError.swift

@@ -23,7 +23,7 @@ public enum DOFFormatError: Sendable {
 
 /// Errors that can occur during DOF parsing.
 public enum DOFError: Error, LocalizedError, Sendable {
-  /// The file data is not valid ASCII encoding.
+  /// The file data is not valid Latin-1 encoding.
   case invalidEncoding
 
   /// The file format is invalid.
@@ -61,7 +61,7 @@ public enum DOFError: Error, LocalizedError, Sendable {
   public var failureReason: String? {
     switch self {
       case .invalidEncoding:
-        String(localized: "The file is not valid ASCII encoding.", bundle: .module)
+        String(localized: "The file is not valid Latin-1 encoding.", bundle: .module)
       case .invalidFormat(let error):
         switch error {
           case .missingCurrencyDate:

Sources/SwiftDOF/Resources/Localizable.xcstrings

@@ -105,8 +105,9 @@
     "The file at “%@” could not be found." : {
 
     },
-    "The file is not valid ASCII encoding." : {
-
+    "The file is not valid Latin-1 encoding." : {
+      "comment" : "Error message when the file is not valid Latin-1 encoding.",
+      "isCommentAutoGenerated" : true
     },
     "Verify that the file exists and has not been moved or deleted." : {