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Ensure the presence of required system environment variables

Source: R/chk-sys-env-vars.R
ensure_sys_env_vars.Rd

Check for presence of required system environment variables and abort if they are not found.

Usage

ensure_sys_env_vars(varnames = NULL)

Arguments

varnames

A character vector of variable names to check for in the user's environment.

Value

NULL (invisibly)

Examples

if (FALSE) { # \dontrun{
ensure_sys_env_vars()
} # }