static <A> AutoCloseable mapMethodLike dm_vmBus_onMessage(fS msg, final VF1<A> onMessage) {
  ret dm_ownResource(vmBus_onMessage(msg, onMessage));
}

static <A> AutoCloseable mapMethodLike dm_vmBus_onMessage(fS msg, final IVF1<A> onMessage) {
  ret dm_ownResource(vmBus_onMessage(msg, ivf1ToVF1(onMessage)));
}

static <A, B> AutoCloseable mapMethodLike dm_vmBus_onMessage(fS msg, final IVF2<A, B> onMessage) {
  ret dm_ownResource(vmBus_onMessage(msg, ivf2ToVF2(onMessage)));
}

ifclass VF2
static <A, B> AutoCloseable dm_vmBus_onMessage(S msg, final VF2<A, B> onMessage) {
  ret dm_ownResource(vmBus_onMessage(msg, onMessage));
}
endif

ifclass VF3
static <A, B, C> AutoCloseable dm_vmBus_onMessage(S msg, final VF3<A, B, C> onMessage) {
  ret dm_ownResource(vmBus_onMessage(msg, onMessage));
}
endif

ifclass VF4
static <A, B, C, D> AutoCloseable dm_vmBus_onMessage(S msg, VF4<A, B, C, D> onMessage) {
  ret dm_ownResource(vmBus_onMessage(msg, onMessage));
}
endif

static AutoCloseable dm_vmBus_onMessage(S msg, Runnable onMessage) {
  ret dm_ownResource(vmBus_onMessage(msg, onMessage));
}

Began life as a copy of #1018419