{
  "context": "This criteria evaluates the engineer's ability to use the TracingContext interface from @azure/core-auth to implement immutable context propagation for distributed tracing scenarios compatible with OpenTelemetry.",
  "type": "weighted_checklist",
  "checklist": [
    {
      "name": "TracingContext usage",
      "description": "Implementation uses the TracingContext interface from @azure/core-auth as the underlying context type (either directly or through proper typing)",
      "max_score": 25
    },
    {
      "name": "getValue implementation",
      "description": "Uses TracingContext.getValue(key) method to retrieve values from the context using symbol keys",
      "max_score": 20
    },
    {
      "name": "setValue implementation",
      "description": "Uses TracingContext.setValue(key, value) method to create new context instances with added or updated metadata, maintaining immutability",
      "max_score": 25
    },
    {
      "name": "deleteValue implementation",
      "description": "Uses TracingContext.deleteValue(key) method to create new context instances with specified keys removed",
      "max_score": 20
    },
    {
      "name": "Immutability preservation",
      "description": "Implementation correctly maintains immutability by returning new context instances from setValue and deleteValue operations rather than mutating existing contexts",
      "max_score": 10
    }
  ]
}