Tiny improvements

marcoarment · Oct 24, 2023 · dce897a · dce897a
1 parent deaf003
commit dce897a
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Showing 2 changed files with 7 additions and 1 deletion.
diff --git a/Package.swift b/Package.swift
@@ -22,7 +22,7 @@ let package = Package(
             name: "Blackbird",
             dependencies: [],
             swiftSettings: [
-//                .unsafeFlags(["-Xfrontend", "-warn-concurrency"]) // Uncomment for Sendable testing
+//                .enableExperimentalFeature("StrictConcurrency"),  // Uncomment for Sendable testing
             ]
         ),
         .testTarget(

diff --git a/Sources/Blackbird/BlackbirdChanges.swift b/Sources/Blackbird/BlackbirdChanges.swift
@@ -118,6 +118,12 @@ public extension Blackbird {
             guard let columnNames else { return true }
             return columnNames.contains(T.table.keyPathToColumnName(keyPath: keyPath))
         }
+
+        /// The set of primary-key values that may have changed, or `nil` if any primary key may have changed.
+        public var changedPrimaryKeys: PrimaryKeyValues? {
+            if let primaryKeys, primaryKeys.count > 0 { return primaryKeys }
+            return nil
+        }
 
         internal init(type: T.Type, from change: Change) {
             self.type = type