Validate prototype of recipe object

This helper function validates a dataframe against the ptype of a recipe.

recipes_ptype_validate(
  x,
  new_data,
  ...,
  stage = "prep",
  call = rlang::caller_env()
)

Arguments

x: A recipe object.
new_data: A data.frame. To be patched aganist ptype of x.
...: currently not used.
stage: A single character. Must be one of "prep" or "bake". See details for more. Defaults to "prep".
call: The execution environment of a currently running function, e.g. caller_env(). The function will be mentioned in error messages as the source of the error. See the call argument of rlang::abort() for more information.

Nothing or an error.

rec <- recipe(mpg ~ disp, data = mtcars)

recipes_ptype_validate(rec, mtcars)