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R Parameters

Mend supports integration with R via the Packrat package manager, but can also be used by customers not using Packrat. The configuration parameters that are specifically related to the R programming language include the following:

Configuration File Parameter

Description and Expected Behavior

If True

If False

Default

Command Line Parameter Available?

r.resolveDependencies

Whether to resolve R dependencies defined in the DESCRIPTION file.

NOTE: The DESCRIPTION file is a prerequisite for scanning a project.

Resolves R dependencies.

Will not resolve R dependencies

True
(except for when resolveAllDependencies=false

No

r.runPreStep

Whether to run the Rscript command.

Runs the Rscript command

Will not run the Rscript command

False

No

r.ignoreSourceFiles

When using the dependency resolver, it will include only package dependencies, not source files.

NOTE: Only relevant when fileSystemScan is true.

Includes only package dependencies.

The scan will include package dependencies + source files.

True

No

r.cranMirrorUrl

The repository for downloading the R packages while running the pre-step.

NOTE: Required when r.runPreStep is True.

N/A

N/A

No default

No

r.packageManager

Describes which type of R package manager the UA should use. The default value is packrat. Setting the value to 'None' will scan R dependencies without using any package manager - it will only use basic R commands e.g. Rscript -e "installed.packages()".

N/A

N/A

'packrat'

No