class Foo // type is singleton type Bar.type object Bar extends Foo { def exc = (new Exception).printStackTrace }
// type is structural type Foo{def exc: Unit} val Baz = new Foo { def exc = (new Exception).printStackTrace } // compare: Bar.exc Baz.exc Singleton types get their own .class file. Structural types use reflection. --j On Tue, Dec 2, 2008 at 12:33 PM, Alex Boisvert <[EMAIL PROTECTED]> wrote: > On Tue, Dec 2, 2008 at 10:24 AM, Jorge Ortiz <[EMAIL PROTECTED]>wrote: > >> If you add (non-overriden) fields to a val, they'll always be invoked via >> reflection, which takes a performance hit. Objects, on the other hand, >> define their own class so reflection isn't necessary. > > > Can you give an example? I can't picture this from your description. > > alex > > > > > --~--~---------~--~----~------------~-------~--~----~ You received this message because you are subscribed to the Google Groups "Lift" group. To post to this group, send email to liftweb@googlegroups.com To unsubscribe from this group, send email to [EMAIL PROTECTED] For more options, visit this group at http://groups.google.com/group/liftweb?hl=en -~----------~----~----~----~------~----~------~--~---