The new placeholder _
gives me an unexpected token red cross in the RStudio IDE. And it's underlined red. Example:
mtcars |> row.names() |> grep("Merc", x = _)
#> [1] 8 9 10 11 12 13 14
Created on 2022-04-25 by the reprex package (v2.0.1)
Maybe this happens because the placeholder is brand new.
RStudio 2022.02.1+461 "Prairie Trillium" on Windows 11