Allow expressions in arguments

Peter Amstutz · Peter Amstutz · commit 5ad6a1676de3 · 2016-06-14T09:26:40.000-04:00
diff --git a/draft-4/CommandLineTool.yml b/draft-4/CommandLineTool.yml
@@ -425,7 +425,7 @@ $graph:
       type:
         - "null"
         - type: array
-          items: [string, "#CommandLineBinding"]
+          items: [string, "#Expression", "#CommandLineBinding"]
       jsonldPredicate:
         "_id": "cwl:arguments"
         "_container": "@list"
