tests/testthat/_snaps/pack.md

pack disallows renaming

Code
  pack(df, data = c(a = x))
Condition
  Error in `pack()`:
  ! In expression named `data`:
  Caused by error:
  ! Can't rename variables in this context.
Code
  pack(df, data1 = x, data2 = c(a = y))
Condition
  Error in `pack()`:
  ! In expression named `data2`:
  Caused by error:
  ! Can't rename variables in this context.

pack validates its inputs

Code
  pack(1)
Condition
  Error in `pack()`:
  ! `.data` must be a data frame, not a number.
Code
  pack(df, c(a1, a2), c(b1, b2))
Condition
  Error in `pack()`:
  ! All elements of `...` must be named.
Code
  pack(df, a = c(a1, a2), c(b1, b2))
Condition
  Error in `pack()`:
  ! All elements of `...` must be named.
Code
  pack(df, a = c(a1, a2), .names_sep = 1)
Condition
  Error in `pack()`:
  ! `.names_sep` must be a single string or `NULL`, not the number 1.

catches across inner name duplication (#1425)

Code
  unpack(df, c(x, y))
Condition
  Error in `unpack()`:
  ! Can't duplicate names within the affected columns.
  x These names are duplicated:
    i `b`, within `x` and `y`.
  i Use `names_sep` to disambiguate using the column name.
  i Or use `names_repair` to specify a repair strategy.
Code
  unpack(df, c(x, y, z))
Condition
  Error in `unpack()`:
  ! Can't duplicate names within the affected columns.
  x These names are duplicated:
    i `a`, within `x` and `z`.
    i `b`, within `x`, `y`, and `z`.
  i Use `names_sep` to disambiguate using the column name.
  i Or use `names_repair` to specify a repair strategy.

catches outer / inner name duplication (#1367)

Code
  unpack(df, d)
Condition
  Error in `unpack()`:
  ! Can't duplicate names between the affected columns and the original data.
  x These names are duplicated:
    i `a`, from `d`.
  i Use `names_sep` to disambiguate using the column name.
  i Or use `names_repair` to specify a repair strategy.
Code
  unpack(df, c(d, e, f))
Condition
  Error in `unpack()`:
  ! Can't duplicate names between the affected columns and the original data.
  x These names are duplicated:
    i `a`, from `d`.
    i `b` and `c`, from `f`.
  i Use `names_sep` to disambiguate using the column name.
  i Or use `names_repair` to specify a repair strategy.

duplication errors aren't triggered on duplicates within a single column you are unpacking

Code
  unpack(df, x)
Condition
  Error in `unpack()`:
  ! Names must be unique.
  x These names are duplicated:
    * "a" at locations 1 and 2.
  i Use argument `names_repair` to specify repair strategy.

unpack disallows renaming

Code
  unpack(df, c(y = x))
Condition
  Error in `unpack()`:
  ! Can't rename variables in this context.

unpack() validates its inputs

Code
  unpack(1)
Condition
  Error in `unpack()`:
  ! `data` must be a data frame, not a number.
Code
  unpack(df)
Condition
  Error in `unpack()`:
  ! `cols` is absent but must be supplied.
Code
  unpack(df, y, names_sep = 1)
Condition
  Error in `unpack()`:
  ! `names_sep` must be a single string or `NULL`, not the number 1.


hadley/tidyr documentation built on Feb. 3, 2024, 10:45 a.m.