Checks whether an object is named.
check_named(
x,
nchar = c(0L, chk_max_int()),
pattern = ".*",
regex = pattern,
unique = FALSE,
x_name = substitute(x),
error = TRUE
)
The object to check.
A count or count range of the number of characters.
A string of the regular expression that must match all names.
A string of the regular expression that must match all names.
A flag indicating whether the names must be unique.
A string of the name of the object x.
A flag indicating whether to throw an informative error or immediately generate an informative message if the check fails.
An invisible copy of x (if it doesn't throw an error).
check_named(2, error = FALSE)
#> Warning: 2 must be named
x <- 1
names(x) <- "y"
check_named(x, error = FALSE)