plotly is overly eager to stringify text attribute when hoveron=fills+points

[cpsievert]

I'd expect this code to produce the following

plot_ly() %>%
  add_trace(
    x = c(1, 2, 3),
    y = c(1, 2, 1),
    text = paste0("point", 1:3),
    fill = "toself",
    mode = "markers+lines",
    hoveron = "fills+points"
  ) 

But currently it does: