Simplify a tad

Author: grynspan

Sources/Testing/ExitTests/ExitTest.swift

@@ -268,21 +268,16 @@ extension ExitTest {
     typealias TestContentAccessorHint = ID
 
     /// The ID of the represented exit test.
-    private var _id: ExitTest.ID
+    var id: ExitTest.ID
 
     /// The body of the represented exit test.
-    private var _body: @Sendable () async throws -> Void
-
-    init(id: ExitTest.ID, body: @escaping @Sendable () async throws -> Void) {
-      _id = id
-      _body = body
-    }
+    var body: @Sendable () async throws -> Void
 
     /// Make the exit test represented by this instance.
     ///
     /// - Returns: A new exit test as represented by this instance.
     func makeExitTest() -> ExitTest {
-      ExitTest(id: _id, body: _body)
+      ExitTest(id: id, body: body)
     }
   }
 
@@ -316,7 +311,7 @@ extension ExitTest {
     if let hintedID = hintAddress?.load(as: ID.self), hintedID != id {
       return false
     }
-    outValue.initializeMemory(as: Record.self, to: Record(id: id, body: body))
+    outValue.initializeMemory(as: Record.self, to: .init(id: id, body: body))
     return true
   }
 }