simplistic implementation of `toMap`

examples/src/test/scala/scala/meta/serialiser/MappableTest.scala

@@ -12,7 +12,7 @@ class MappableTest extends WordSpec with Matchers {
   "simple case class" should {
     "deserialise to map" in {
       val testInstance = SimpleCaseClass(i = 42, s = "something")
-      testInstance.toMap shouldBe 'empty
+      testInstance.toMap shouldBe Map("i" -> 42, "s" -> "something")
     }
   }
 

src/main/scala/scala/meta/serialiser/mappable.scala

@@ -8,9 +8,14 @@ class mappable extends StaticAnnotation {
   inline def apply(defn: Any): Any = meta {
     val q"..$mods class $tName (..$params) extends $template" = defn
 
+    val keyValues: Seq[Term] = params.map { param =>
+      val memberName = Term.Name(param.name.value)
+      q"${param.name.value} -> $memberName"
+    }
+
     val res = q"""
       ..$mods class $tName(..$params) {
-        def toMap(): Map[String, Any] = Map.empty[String, Any]
+        def toMap(): Map[String, Any] = Map[String, Any](..$keyValues)
       }
     """