tests/testthat/_snaps/utils.md

In purrr: Functional Programming Tools

errors on invalid subsetting vectors

Code
  where_at(x, c(FALSE, TRUE))
Condition
  Error:
  ! Can't subset elements with `at`.
  x Logical subscript `at` must be size 1 or 3, not 2.
Code
  where_at(x, NA_real_)
Condition
  Error:
  ! Can't subset elements.
  x Subscript can't contain missing values.
  x It has a missing value at location 1.
Code
  where_at(x, 4)
Condition
  Error:
  ! Can't subset elements past the end.
  i Location 4 doesn't exist.
  i There are only 3 elements.

validates its inputs

Code
  where_at(x, list())
Condition
  Error:
  ! `list()` must be a numeric vector, character vector, or function, not an empty list.

tidyselect at is deprecated

Code
  . <- where_at(data.frame(x = 1), vars("x"), user_env = globalenv())
Condition
  Warning:
  Using `vars()` in .at was deprecated in purrr 1.0.0.

pairlists, expressions, and calls are deprecated

Code
  x <- vctrs_vec_compat(expression(1, 2), globalenv())
Condition
  Warning:
  Use of calls and pairlists in map functions was deprecated in purrr 1.0.0.
  i Please coerce explicitly with `as.list()`

Code
  x <- vctrs_vec_compat(pairlist(1, 2), globalenv())
Condition
  Warning:
  Use of pairlists in map functions was deprecated in purrr 1.0.0.
  i Please coerce explicitly with `as.list()`

Code
  x <- vctrs_vec_compat(quote(f(a, b = 1)), globalenv())
Condition
  Warning:
  Use of calls and pairlists in map functions was deprecated in purrr 1.0.0.
  i Please coerce explicitly with `as.list()`

can't work with regular S4 objects

Code
  map(foo(), identity)
Condition
  Error in `x[[i]]`:
  ! this S4 class is not subsettable

purrr documentation built on Aug. 10, 2023, 9:08 a.m.