use SourceKitOptionsResult for options update

Author: Richard Howell

Sources/BuildServerProtocol/RegisterForChangeNotifications.swift

@@ -47,8 +47,5 @@ public struct FileOptionsChangedNotification: NotificationType {
   public var uri: URL
 
   /// The updated options for the registered file.
-  public var options: [String]
-
-  /// The working directory for the compile command.
-  public var workingDirectory: String?
+  public var updatedOptions: SourceKitOptionsResult
 }

Tests/INPUTS/BuildServerBuildSystemTests.testFileRegistration/server.py

@@ -61,8 +61,10 @@ def send(data):
                 "method": "build/sourceKitOptionsChanged",
                 "params": {
                     "uri": message["params"]["uri"],
-                    "options": [ "-a", "-b" ],
-                    "workingDirectory": "/some/dir",
+                    "updatedOptions": {
+                        "options": ["a", "b"],
+                        "workingDirectory": "/some/dir"
+                    }
                 }
             }