{
  "type": "object",
  "properties": {
    "config": {
      "type": "object",
      "properties": {
        "path": {
          "type": "string"
        },
        "ctx": {
          "type": "object"
        }
      },
      "additionalProperties": false
    },
    "exec": {
      "type": "boolean"
    },
    "parser": {
      "type": [ "string", "object" ]
    },
    "syntax": {
      "type": "string"
    },
    "stringifier": {
      "type": "string"
    },
    "sourceMap": {
      "type": [ "string", "boolean" ]
    }
  },
  "additionalProperties": true
}