support custom records on the command line

Author: mr-c

cwltool/main.py

@@ -328,6 +328,14 @@ def add_argument(toolparser, name, inptype, description="", default=None):
                 action = "append"
         elif isinstance(inptype, dict) and inptype["type"] == "enum":
             atype = Text
+        elif isinstance(inptype, dict) and inptype["type"] == "record":
+            for field in inptype['fields']:
+                fieldname = name+"."+shortname(field['name'])
+                fieldtype = field['type']
+                fielddescription = field.get("doc", "")
+                add_argument(
+                    toolparser, fieldname, fieldtype, fielddescription)
+            return
         if inptype == "string":
             atype = Text
         elif inptype == "int":

tests/test_toolargparse.py

@@ -42,6 +42,23 @@ class ToolArgparse(unittest.TestCase):
   - echo
   - "ff"
 stdout: foo
+'''
+
+    script3='''
+#!/usr/bin/env cwl-runner
+
+cwlVersion: v1.0
+class: ExpressionTool
+
+inputs:
+  foo:
+    type:
+      type: record
+      fields:
+        one: File
+        two: string
+
+outputs: []
 '''
 
     def test_help(self):
@@ -59,3 +76,16 @@ def test_bool(self):
                 self.assertEquals(main([f.name, '--help']), 0)
             except SystemExit as e:
                 self.assertEquals(e.code, 0)
+
+    def test_record(self):
+        with NamedTemporaryFile() as f:
+            f.write(self.script3)
+            f.flush()
+            try:
+                self.assertEquals(main([f.name, '--help']), 0)
+            except SystemExit as e:
+                self.assertEquals(e.code, 0)
+
+
+if __name__ == '__main__':
+    unittest.main()