{
  "context": "This evaluation assesses how effectively the engineer uses pnpm's peer dependency resolution capabilities to implement a package installation tool. The focus is on proper usage of pnpm APIs for installing packages, handling peer dependencies, and detecting conflicts.",
  "type": "weighted_checklist",
  "checklist": [
    {
      "name": "pnpm Installation API",
      "description": "Uses pnpm's programmatic API (e.g., pnpm.install() or equivalent) to install packages rather than spawning shell commands",
      "max_score": 25
    },
    {
      "name": "Peer Dependency Detection",
      "description": "Correctly uses pnpm's APIs to detect and retrieve peer dependency requirements (e.g., through package resolution or metadata inspection)",
      "max_score": 20
    },
    {
      "name": "Auto-install Peers Option",
      "description": "Implements the autoInstallPeers option using pnpm's --auto-install-peers or equivalent configuration",
      "max_score": 20
    },
    {
      "name": "Strict Peer Validation",
      "description": "Implements strict peer dependency checking using pnpm's --strict-peer-dependencies or equivalent configuration",
      "max_score": 15
    },
    {
      "name": "Conflict Detection",
      "description": "Uses pnpm's resolution capabilities to identify peer dependency conflicts between packages",
      "max_score": 15
    },
    {
      "name": "Installation Result Handling",
      "description": "Properly captures and returns installation results, including which packages were installed and any peer-related warnings or errors",
      "max_score": 5
    }
  ]
}