check_files: Check Files Exist

In chk: Check User-Supplied Function Arguments

Check Files Exist

Description

Checks if all files exist (or if exists = FALSE do not exist as files or directories).

Usage

check_files(x, exists = TRUE, x_name = NULL)

Arguments

x	The object to check.
exists	A flag specifying whether the files/directories must (or must not) exist.
x_name	A string of the name of object x or NULL.

Value

An informative error if the test fails or an invisible copy of x.

See Also

Other check: check_data(), check_dim(), check_dirs(), check_key(), check_names(), check_values()

Examples

check_files(tempfile("unlikely-that-exists-chk"), exists = FALSE)
try(check_files(tempfile("unlikely-that-exists-chk")))

chk documentation built on Sept. 11, 2024, 7:34 p.m.