BBmisc (version 1.5)

requirePackages: Require some packages.

Description

If some packages could not be loaded and stop is TRUE the following exception is thrown: For please install the following packages: . If why is NULL the message is: Please install the following packages: .

Usage

requirePackages(packs, why = NULL, stop = TRUE, suppress.warnings = FALSE,
  ...)

Arguments

packs

[character] Names of packages.

why

[character(1)] Short string explaining why packages are required. Default is NULL.

stop

[logical(1)] Should an exception be thrown for missing packages? Default is TRUE.

suppress.warnings

[logical(1)] Should warnings be suppressed in the calls to require? Default is FALSE.

...

[any] Passed on to require.

Value

• [logical]. Named logical vector describing which packages could be loaded. Same length as packs.

Examples

requirePackages(c("BBmisc", "base"), why="BBmisc example")