/usr/share/doc/r-cran-dplyr/tests/testthat/_snaps/deprec-do.md

# do() gives meaningful error messages

    Code
      (expect_error(df %>% do(head, tail)))
    Output
      <error/rlang_error>
      Error in `do()`:
      ! Can only supply one unnamed argument, not 2.
    Code
      (expect_error(df %>% ungroup() %>% do(1)))
    Output
      <error/rlang_error>
      Error in `do()`:
      ! Result must be a data frame, not numeric.
    Code
      (expect_error(df %>% do(1)))
    Output
      <error/rlang_error>
      Error in `do()`:
      ! Results 1, 2, 3 must be data frames, not numeric.
    Code
      (expect_error(df %>% do("a")))
    Output
      <error/rlang_error>
      Error in `do()`:
      ! Results 1, 2, 3 must be data frames, not character.
    Code
      (expect_error(df %>% do(x = 1, 2)))
    Output
      <error/rlang_error>
      Error in `do()`:
      ! Arguments must either be all named or all unnamed.

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