{
  "context": "This criteria evaluates how well the engineer uses the cronstrue package to convert cron expressions with range syntax into human-readable descriptions. The focus is on proper use of cronstrue's toString function and understanding how it handles hyphen-based ranges in cron expressions.",
  "type": "weighted_checklist",
  "checklist": [
    {
      "name": "Import cronstrue",
      "description": "The solution correctly imports or requires the cronstrue package using require('cronstrue') or similar import syntax",
      "max_score": 10
    },
    {
      "name": "Use toString function",
      "description": "The solution uses cronstrue.toString() function to convert cron expressions to human-readable descriptions",
      "max_score": 30
    },
    {
      "name": "Handle range validation",
      "description": "The hasRanges function properly validates expressions by checking for hyphen character in the cron expression string or by attempting to parse with cronstrue and checking for errors",
      "max_score": 20
    },
    {
      "name": "Pass expressions correctly",
      "description": "Cron expressions are passed to cronstrue.toString() as strings without modification, allowing cronstrue to natively parse range syntax like '9-17', 'MON-FRI', 'JAN-MAR'",
      "max_score": 25
    },
    {
      "name": "Return descriptions",
      "description": "The describeSchedule function returns the string output from cronstrue.toString() as the human-readable description",
      "max_score": 15
    }
  ]
}