Run one piece of code if Target Markdown mode interactive mode is turned on and another piece of code otherwise.

tar_toggle(interactive, noninteractive)

Arguments

interactive

R code to run if Target Markdown interactive mode is activated.

noninteractive

R code to run if Target Markdown interactive mode is not activated.

Value

If Target Markdown interactive mode is not turned on, the function returns the result of running the code. Otherwise, the function invisibly returns NULL.

Details

Visit <books.ropensci.org/targets/markdown.html> to learn about Target Markdown and interactive mode.

See also

Other Target Markdown: tar_engine_knitr(), tar_interactive(), tar_noninteractive()

Examples

tar_toggle(
  message("In interactive mode."),
  message("Not in interactive mode.")
)
#> Not in interactive mode.