{
  "context": "This criteria evaluates how well the engineer understands and implements pdf2pic's page number validation requirements. The focus is on correctly handling 1-indexed page numbers and integrating with pdf2pic's conversion methods.",
  "type": "weighted_checklist",
  "checklist": [
    {
      "name": "Page validation logic",
      "description": "Correctly validates that page numbers must be >= 1, rejecting 0 and negative values with appropriate error messages",
      "max_score": 25
    },
    {
      "name": "Uses fromPath method",
      "description": "Uses pdf2pic's fromPath() function to initialize the converter with a file path",
      "max_score": 20
    },
    {
      "name": "1-indexed page handling",
      "description": "Correctly passes page numbers to pdf2pic without modification (understanding pdf2pic uses 1-indexed pages)",
      "max_score": 20
    },
    {
      "name": "Buffer response type",
      "description": "Configures pdf2pic to return buffer output by using responseType: 'buffer' in conversion options or properly extracts buffer from result",
      "max_score": 15
    },
    {
      "name": "Async conversion handling",
      "description": "Properly handles the asynchronous nature of pdf2pic conversion using async/await or promises",
      "max_score": 10
    },
    {
      "name": "Early validation",
      "description": "Validates page number before calling pdf2pic conversion to provide clear error messages",
      "max_score": 10
    }
  ]
}