This function scans a specified R package for calls to Sys.getenv()
and extracts the names of system variables used within the package's functions.
It returns a data frame listing the functions that use system variables and the names of those variables.
Usage
find_sys_variables(package_name)
Arguments
- package_name
The name of the R package to scan for system variable usage.
Value
A data frame with two columns: Function
and System_Variable
. Each row represents a function within the package that uses a system variable, along with the name of the variable.