{
  "$comment": "Whenever this option is applicable for a parameter, any other 'normal' string should not be specified.\nFor JSON schema validation, there is no easy way to distinguish them unless using complicated string patterns.\n",
  "description": "When combined with 'InlineJavascriptRequirement', this field allows runtime parameter references\n(see also: https://www.commonwl.org/v1.2/CommandLineTool.html#Expression).\n",
  "title": "CWLExpression",
  "type": "string"
}