{
  "context": "This criteria evaluates how well the engineer uses the @tsconfig/bases package to load, analyze, and recommend TypeScript configurations for different JavaScript runtime environments (Deno, Bun, QJSEngine). The focus is on proper package usage to access runtime-specific configurations.",
  "type": "weighted_checklist",
  "checklist": [
    {
      "name": "Load Deno Config",
      "description": "Successfully loads the Deno TypeScript configuration from @tsconfig/bases package (e.g., using @tsconfig/deno/tsconfig.json or @tsconfig/bases/deno)",
      "max_score": 15
    },
    {
      "name": "Load Bun Config",
      "description": "Successfully loads the Bun TypeScript configuration from @tsconfig/bases package (e.g., using @tsconfig/bun/tsconfig.json or @tsconfig/bases/bun)",
      "max_score": 15
    },
    {
      "name": "Load QJSEngine Config",
      "description": "Successfully loads the QJSEngine TypeScript configuration from @tsconfig/bases package (e.g., using @tsconfig/qjsengine/tsconfig.json or @tsconfig/bases/qjsengine)",
      "max_score": 15
    },
    {
      "name": "Extract Target Setting",
      "description": "Correctly extracts and reports the 'target' compiler option from loaded configurations (e.g., 'ESNext' for Bun, 'ES5' for QJSEngine)",
      "max_score": 10
    },
    {
      "name": "Extract Module Setting",
      "description": "Correctly extracts and reports the 'module' compiler option from loaded configurations (e.g., 'Preserve' for Bun, 'none' for QJSEngine)",
      "max_score": 10
    },
    {
      "name": "Extract Module Resolution",
      "description": "Correctly extracts and reports the 'moduleResolution' compiler option from loaded configurations (e.g., 'bundler' for Bun and Deno)",
      "max_score": 10
    },
    {
      "name": "Detect Empty Lib Array",
      "description": "Correctly identifies and reports when a configuration has an empty lib array (e.g., Deno's lib: [] indicating runtime-provided types)",
      "max_score": 8
    },
    {
      "name": "Detect JSX Support",
      "description": "Correctly identifies and reports JSX-related compiler options from configurations (e.g., jsx setting in Deno configuration)",
      "max_score": 7
    },
    {
      "name": "Detect Import Extensions",
      "description": "Correctly identifies and reports the 'allowImportingTsExtensions' compiler option in Bun configuration",
      "max_score": 5
    },
    {
      "name": "Handle Multiple Runtimes",
      "description": "Implementation correctly handles all three runtime configurations (Deno, Bun, QJSEngine) through a consistent interface",
      "max_score": 5
    }
  ]
}