This function will get the path to the root directory of a workflow. Either
a local workflow or during the execution of a workflow on an HPC
Usage
get_workflow_root(wf_summary = NULL)
Arguments
- wf_summary
The workflow summary returned after it's creation or
obtained with swf_load_workflow. If not provided, the function assumes
that the workflow is running on an HPC and pulls the value using
environment variables.
Value
The path to the workflow root directory