Checks whether all the elements of an object match a regular expression.
check_grepl(
x,
pattern = ".*",
regex = pattern,
x_name = substitute(x),
error = TRUE
)
check_regex(x, regex = ".*", x_name = substitute(x), error = TRUE)
The object to check.
A string of the regular expression.
A string of the regular expression (deprecated for pattern).
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_grepl("foo", "fo")
check_grepl("foo", "fo$", error = FALSE)
#> Warning: foo must match regular expression 'fo$'