isDir: Checks existing directory

In ribiosUtils: Utilities from and Interface to the Bioinfo-C (BIOS) Library

Description

Checks whether given character strings point to valid directories

Usage

isDir(...)

checkDir(...)

assertDir(...)

Arguments

...	One or more character strings giving directory names to be tested

Details

isDir tests whether the given string represent a valid, existing directory. assertDir performs a logical test, and stops the program if the given string does not point to a given directory.

checkDir is synonymous to isDir

Value

isDir returns logical vector.

assertDir returns an invisible TRUE if directories exist, otherwise halts and prints error messages.

Author(s)

Jitao David Zhang <[e-mail]>

See Also

file.info, checkFile and assertFile

Examples

dir1 <- tempdir()
dir2 <- tempdir()

isDir(dir1, dir2)
assertDir(dir1, dir2)

ribiosUtils documentation built on March 13, 2020, 2:54 a.m.