fix(cua): compile batch attribute regression assertions

packages/experimental/cua/native/Sources/CuaNative/AXAccess.swift

@@ -172,9 +172,10 @@ final class AXAccess {
         let error = AXUIElementCopyMultipleAttributeValues(element, names as CFArray, [], &output)
         if error == .notImplemented || error == .attributeUnsupported { return nil }
         guard error == .success else { throw failure(error, "read node attributes") }
-        guard let output, let values = output as? [AnyObject], values.count == names.count else {
+        guard let output, CFArrayGetCount(output) == names.count else {
             throw NativeFailure(code: "NATIVE_ERROR", message: "Accessibility batch returned mismatched attribute values")
         }
+        let values = output as [AnyObject]
         return Dictionary(uniqueKeysWithValues: zip(names, values))
     }
     static func batchAttribute(_ value: CFTypeRef, name: String) throws -> CFTypeRef? {

packages/experimental/cua/native/tests/swift/AXFailureTests.swift

@@ -30,7 +30,7 @@ private func wrappedAXError(_ code: AXError) throws -> AXValue {
     let position = try #require(AXValueCreate(.cgPoint, &point))
     let values: [CFTypeRef] = ["Title" as CFString, kCFBooleanTrue, NSNumber(value: 7), [] as CFArray, position]
     for value in values {
-        let decoded = try #require(AXAccess.batchAttribute(value, name: "AXValue"))
+        let decoded = try #require(try AXAccess.batchAttribute(value, name: "AXValue"))
         #expect(CFGetTypeID(decoded) == CFGetTypeID(value))
         #expect(CFEqual(decoded, value))
     }