!752

!include #1002529 // Explain

answer {

  if "does this class have any constructors: *" exceptionToUser {

    S java = m.unq(0);

    Explain explain = jExplainFull(java, "source");

    // make sure it's actually a class declaration

    //assertTrue("Bad class: " + explain.className(), litlist("classdecl", "emptyclass").contains(explain.className()));

    // go to class declaration instead

    Explain e2 = explain.findFirst("classdecl");

    if (e2 == null)

      ret "oops " + structure(explain);

    explain = e2;

    // remove all inner classes

    explain.pruneSubs("classdecl");

    ret yn(nempty(explain.findAll("constructordecl")));

  }

}