Resolve "Feature: Send endpoint for relations"

Closes #37 (closed)

ragconnect.base/src/main/jastadd/Mappings.jrag

@@ -183,6 +183,10 @@ aspect Mappings {
   }
 
   // --- isPrimitiveType ---
+  syn boolean EndpointDefinition.isPrimitiveType() = getEndpointTarget().isPrimitiveType();
+  syn boolean EndpointTarget.isPrimitiveType() = false;
+  eq TokenEndpointTarget.isPrimitiveType() = getToken().isPrimitiveType();
+  eq AttributeEndpointTarget.isPrimitiveType() = new SimpleJavaTypeUse(getTypeName()).isPrimitiveType();
   syn boolean TokenComponent.isPrimitiveType() = effectiveJavaTypeUse().isPrimitiveType();
   syn boolean JavaTypeUse.isPrimitiveType() = false;
   eq SimpleJavaTypeUse.isPrimitiveType() {