Nothing
.default
isn't part of recyclingCode
case_when(FALSE ~ 1L, .default = 2:5)
Condition
Error in `case_when()`:
! `.default` must have size 1, not size 4.
.default
is part of common type computationCode
case_when(TRUE ~ 1L, .default = "x")
Condition
Error in `case_when()`:
! Can't combine `..1 (right)` <integer> and `.default` <character>.
.size
correctlyCode
case_when(TRUE ~ 1:2, .size = 3)
Condition
Error in `case_when()`:
! Can't recycle `..1 (right)` (size 2) to size 3.
Code
case_when(TRUE ~ 1, TRUE ~ "x")
Condition
Error in `case_when()`:
! Can't combine `..1 (right)` <double> and `..2 (right)` <character>.
NULL
formula element throws meaningful errorCode
case_when(1 ~ NULL)
Condition
Error in `case_when()`:
! `..1 (right)` must be a vector, not `NULL`.
Code
case_when(NULL ~ 1)
Condition
Error in `case_when()`:
! `..1 (left)` must be a logical vector, not `NULL`.
Code
case_when(1 ~ 2, 3 ~ stop("oh no!"))
Condition
Error in `case_when()`:
! Failed to evaluate the right-hand side of formula 2.
Caused by error:
! oh no!
Code
case_when(1 ~ 2, stop("oh no!") ~ 4)
Condition
Error in `case_when()`:
! Failed to evaluate the left-hand side of formula 2.
Caused by error:
! oh no!
Code
(expect_error(case_when(c(TRUE, FALSE) ~ 1:3, c(FALSE, TRUE) ~ 1:2)))
Output
<error/vctrs_error_incompatible_size>
Error in `case_when()`:
! Can't recycle `..1 (left)` (size 2) to match `..1 (right)` (size 3).
Code
(expect_error(case_when(c(TRUE, FALSE) ~ 1, c(FALSE, TRUE, FALSE) ~ 2, c(FALSE,
TRUE, FALSE, NA) ~ 3)))
Output
<error/vctrs_error_incompatible_size>
Error in `case_when()`:
! Can't recycle `..1 (left)` (size 2) to match `..2 (left)` (size 3).
Code
(expect_error(case_when(50 ~ 1:3)))
Output
<error/rlang_error>
Error in `case_when()`:
! `..1 (left)` must be a logical vector, not a double vector.
Code
(expect_error(case_when(paste(50))))
Output
<error/rlang_error>
Error in `case_when()`:
! Case 1 (`paste(50)`) must be a two-sided formula, not the string "50".
Code
(expect_error(case_when(y ~ x, paste(50))))
Output
<error/rlang_error>
Error in `case_when()`:
! Case 2 (`paste(50)`) must be a two-sided formula, not the string "50".
Code
(expect_error(case_when()))
Output
<error/rlang_error>
Error in `case_when()`:
! At least one condition must be supplied.
Code
(expect_error(case_when(NULL)))
Output
<error/rlang_error>
Error in `case_when()`:
! At least one condition must be supplied.
Code
(expect_error(case_when(~ 1:2)))
Output
<error/rlang_error>
Error in `case_when()`:
! Case 1 (`~1:2`) must be a two-sided formula.
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