{
  "type": "object",
  "properties": {
    "mimeTypes": {
      "description": "Allows a user to register custom mime types or extension mappings.",
      "link": "https://github.com/webpack/webpack-dev-middleware#mimetypes",
      "type": "object"
    },
    "mimeTypeDefault": {
      "description": "Allows a user to register a default mime type when we can't determine the content type.",
      "link": "https://github.com/webpack/webpack-dev-middleware#mimetypedefault",
      "type": "string"
    },
    "writeToDisk": {
      "description": "Allows to write generated files on disk.",
      "link": "https://github.com/webpack/webpack-dev-middleware#writetodisk",
      "anyOf": [
        {
          "type": "boolean"
        },
        {
          "instanceof": "Function"
        }
      ]
    },
    "methods": {
      "description": "Allows to pass the list of HTTP request methods accepted by the middleware.",
      "link": "https://github.com/webpack/webpack-dev-middleware#methods",
      "type": "array",
      "items": {
        "type": "string",
        "minLength": 1
      }
    },
    "headers": {
      "anyOf": [
        {
          "type": "array",
          "items": {
            "type": "object",
            "additionalProperties": false,
            "properties": {
              "key": {
                "description": "key of header.",
                "type": "string"
              },
              "value": {
                "description": "value of header.",
                "type": "string"
              }
            }
          },
          "minItems": 1
        },
        {
          "type": "object"
        },
        {
          "instanceof": "Function"
        }
      ],
      "description": "Allows to pass custom HTTP headers on each request",
      "link": "https://github.com/webpack/webpack-dev-middleware#headers"
    },
    "publicPath": {
      "description": "The `publicPath` specifies the public URL address of the output files when referenced in a browser.",
      "link": "https://github.com/webpack/webpack-dev-middleware#publicpath",
      "anyOf": [
        {
          "enum": ["auto"]
        },
        {
          "type": "string"
        },
        {
          "instanceof": "Function"
        }
      ]
    },
    "stats": {
      "description": "Stats options object or preset name.",
      "link": "https://github.com/webpack/webpack-dev-middleware#stats",
      "anyOf": [
        {
          "enum": [
            "none",
            "summary",
            "errors-only",
            "errors-warnings",
            "minimal",
            "normal",
            "detailed",
            "verbose"
          ]
        },
        {
          "type": "boolean"
        },
        {
          "type": "object",
          "additionalProperties": true
        }
      ]
    },
    "serverSideRender": {
      "description": "Instructs the module to enable or disable the server-side rendering mode.",
      "link": "https://github.com/webpack/webpack-dev-middleware#serversiderender",
      "type": "boolean"
    },
    "outputFileSystem": {
      "description": "Set the default file system which will be used by webpack as primary destination of generated files.",
      "link": "https://github.com/webpack/webpack-dev-middleware#outputfilesystem",
      "type": "object"
    },
    "index": {
      "description": "Allows to serve an index of the directory.",
      "link": "https://github.com/webpack/webpack-dev-middleware#index",
      "anyOf": [
        {
          "type": "boolean"
        },
        {
          "type": "string",
          "minLength": 1
        }
      ]
    },
    "modifyResponseData": {
      "description": "Allows to set up a callback to change the response data.",
      "link": "https://github.com/webpack/webpack-dev-middleware#modifyresponsedata",
      "instanceof": "Function"
    },
    "etag": {
      "description": "Enable or disable etag generation.",
      "link": "https://github.com/webpack/webpack-dev-middleware#etag",
      "enum": ["weak", "strong"]
    },
    "lastModified": {
      "description": "Enable or disable `Last-Modified` header. Uses the file system's last modified value.",
      "link": "https://github.com/webpack/webpack-dev-middleware#lastmodified",
      "type": "boolean"
    },
    "cacheControl": {
      "description": "Enable or disable setting `Cache-Control` response header.",
      "link": "https://github.com/webpack/webpack-dev-middleware#cachecontrol",
      "anyOf": [
        {
          "type": "boolean"
        },
        {
          "type": "number"
        },
        {
          "type": "string",
          "minLength": 1
        },
        {
          "type": "object",
          "properties": {
            "maxAge": {
              "type": "number"
            },
            "immutable": {
              "type": "boolean"
            }
          },
          "additionalProperties": false
        }
      ]
    },
    "cacheImmutable": {
      "description": "Enable or disable setting `Cache-Control: public, max-age=31536000, immutable` response header for immutable assets (i.e. asset with a hash in file name like `image.a4c12bde.jpg`).",
      "link": "https://github.com/webpack/webpack-dev-middleware#cacheimmutable",
      "type": "boolean"
    }
  },
  "additionalProperties": false
}