checkr (version 0.5.0)

check_grepl: Check Matches Regular Expression

Description

Checks whether all the elements of an object match a regular expression.

Usage

check_grepl(x, pattern = ".*", regex = pattern,
  x_name = substitute(x), error = TRUE)
check_regex(x, regex = ".*", x_name = substitute(x), error = TRUE)

Arguments

x

The object to check.

pattern

A string of the regular expression.

regex

A string of the regular expression (deprecated for pattern).

x_name

A string of the name of the object.

error

A flag indicating whether to throw an informative error or immediately generate an informative message if the check fails.

Value

An invisible copy of x (if it doesn't throw an error).

See Also

check_nchar and check_pattern

Examples

# NOT RUN {
check_grepl("foo", "fo")
check_grepl("foo", "fo$", error = FALSE)
# }