@Override
    public final void run(Invokation invokation) {
      Object param = invokation.param(0);
      Invokable original = param instanceof Templates.Invokable
          ? (Templates.Invokable) param
          : null;

      apply(invokation, toCharSequence(param), original);
    }
Pragma-like comment indicator just at beginning of the source file used to disable import
post-processing.
generator/src/org/immutables/generator/Output.java