Added the "locale" parameter to the initializer for the AudioTranscribingService service in the Recording package target.

Packages/Features/Sources/Recording/Services/AudioTranscribingService.swift

@@ -4,14 +4,26 @@ import Speech
 /// The transcribing service that transcribes recorded audio into text on device.
 ///
 /// The service writes the recorded audio into a temporary `.m4a` file and runs it through a `SpeechAnalyzer` with a `SpeechTranscriber`
-/// module, joining the finalized results into the returned text. The speech model assets for the current locale are downloaded and installed
+/// module, joining the finalized results into the returned text. The transcription happens in the locale given at initialization — or rather in the
-/// on first use; every transcription after that happens entirely offline.
+/// closest equivalent the transcriber supports. The speech model assets for that locale are downloaded and installed on first use; every
+/// transcription after that happens entirely offline.
 public struct AudioTranscribingService: TranscribingService {
 
+    // MARK: Properties
+
+    /// The locale of the spoken language to transcribe.
+    private let locale: Locale
+
     // MARK: Initializers
 
-    /// Creates an audio transcribing service.
+    /// Creates an audio transcribing service for a locale.
-    public init() {}
+    ///
+    /// - Parameter locale: The locale of the spoken language to transcribe. Defaults to the user's current locale.
+    public init(
+        locale: Locale = .current
+    ) {
+        self.locale = locale
+    }
 
     // MARK: Methods
 
@@ -19,16 +31,20 @@ public struct AudioTranscribingService: TranscribingService {
     ///
     /// - Parameter audio: The recorded audio to transcribe.
     /// - Returns: The transcription of the recorded audio.
-    /// - Throws: ``AudioTranscribingError/localeNotSupported`` when the transcriber does not support the current locale, or any
+    /// - Throws: ``AudioTranscribingError/localeNotSupported`` when the transcriber supports no equivalent of the service's locale,
-    /// error thrown while installing the speech model assets, reading the audio file, or analyzing its contents.
+    /// or any error thrown while installing the speech model assets, reading the audio file, or analyzing its contents.
-    public func transcribe(_ audio: Data) async throws -> String {
+    public func transcribe(
+        _ audio: Data
+    ) async throws -> String {
         try audio.write(to: Constant.File.url)
 
         defer {
             try? FileManager.default.removeItem(at: Constant.File.url)
         }
 
-        guard let locale = await SpeechTranscriber.supportedLocale(equivalentTo: .current) else {
+        guard let locale = await SpeechTranscriber.supportedLocale(
+            equivalentTo: locale
+        ) else {
             throw AudioTranscribingError.localeNotSupported
         }
 
@@ -64,7 +80,7 @@ public struct AudioTranscribingService: TranscribingService {
 
 /// The errors thrown by ``AudioTranscribingService``.
 public enum AudioTranscribingError: Error {
-    /// The transcriber does not support the current locale.
+    /// The transcriber supports no equivalent of the locale the service was created with.
     case localeNotSupported
 }
 

Packages/Features/Sources/Recording/Services/DummyTranscribingService.swift

@@ -12,7 +12,9 @@ struct DummyTranscribingService: TranscribingService {
     ///
     /// - Parameter audio: The recorded audio to transcribe.
     /// - Returns: A dummy transcription.
-    func transcribe(_ audio: Data) async throws -> String {
+    func transcribe(
+        _ audio: Data
+    ) async throws -> String {
         try await Task.sleep(for: Constant.Delay.transcribing)
 
         return Constant.Text.transcription