Add position property to steps

ResearchObject / workflow-run-crate

Workflow Run RO-Crate profile

https://www.researchobject.org/workflow-run-crate/

Apache License 2.0

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Add position property to steps #20

Closed simleo closed 2 years ago

simleo commented 2 years ago

{
  "@id": "packed.cwl#main/rev",
  "@type": "HowToStep",
  "position": "0",
  "workExample": {"@id": "packed.cwl#revtool.cwl"}
},
{
  "@id": "packed.cwl#main/sorted",
  "@type": "HowToStep",
  "position": "1",
  "workExample": {"@id": "packed.cwl#sorttool.cwl"}
}

Position are assigned according to the topological order of the step graph: if s_i generates inputs for s_k then p_i < p_k.