.eslintrc.js

module.exports = {
  env: {
    jquery: true,
    browser: true,
    es2020: true,
  },
  extends: [
    'airbnb-base',
  ],
  parser: 'babel-eslint',
  parserOptions: {
    ecmaVersion: 11,
    sourceType: 'module',
  },
  rules: {
    // Required for Foundry compatibility
    'no-underscore-dangle': 'off',
    'import/extensions': 'off',
    'class-methods-use-this': ['error', {
      exceptMethods: ['getData', '_updateObject'],
    }],
    // Personal Preference
    'linebreak-style': 'off',
    'no-mixed-operators': 'off',
    'no-param-reassign': 'off',
    'brace-style': [
      'error',
      'stroustrup',
    ],
    'object-curly-newline': ['error', {
      ObjectPattern: { multiline: true, minProperties: 4 },
    }],
    'newline-per-chained-call': 'off',
    'no-plusplus': 'off',
  },
  globals: {
    AudioHelper: 'readonly',
    Collection: 'readonly',
    Hooks: 'readonly',
    KeyboardManager: 'readonly',
    ClientSettings: 'readonly',
    WorldSettingsStorage: 'readonly',
    SetupConfiguration: 'readonly',
    SocketInterface: 'readonly',
    SortingHelpers: 'readonly',
    VideoHelper: 'readonly',
    Application: 'readonly',
    FormApplication: 'readonly',
    BaseEntitySheet: 'readonly',
    Localization: 'readonly',
    Game: 'readonly',
    Die: 'readonly',
    FateDie: 'readonly',
    DicePool: 'readonly',
    Roll: 'readonly',
    MersenneTwister: 'readonly',
    EntityCollection: 'readonly',
    Compendium: 'readonly',
    Entity: 'readonly',
    Canvas: 'readonly',
    CanvasLayer: 'readonly',
    PlaceableObject: 'readonly',
    PlaceablesLayer: 'readonly',
    ContextMenu: 'readonly',
    Dialog: 'readonly',
    Draggable: 'readonly',
    DragDrop: 'readonly',
    TextEditor: 'readonly',
    FilePicker: 'readonly',
    Notifications: 'readonly',
    Tabs: 'readonly',
    TabsV2: 'readonly',
    WebRTC: 'readonly',
    WebRTCInterface: 'readonly',
    WebRTCSettings: 'readonly',
    ActorSheet: 'readonly',
    AVConfig: 'readonly',
    CombatTrackerConfig: 'readonly',
    FolderConfig: 'readonly',
    GridConfig: 'readonly',
    ImagePopout: 'readonly',
    ItemSheet: 'readonly',
    JournalSheet: 'readonly',
    MacroConfig: 'readonly',
    MeasuredTemplateConfig: 'readonly',
    PermissionControl: 'readonly',
    PlayerConfig: 'readonly',
    PlaylistConfig: 'readonly',
    PlaylistSoundConfig: 'readonly',
    RollTableConfig: 'readonly',
    SceneConfig: 'readonly',
    EntitySheetConfig: 'readonly',
    CameraPopoutAppWrapper: 'readonly',
    CameraViews: 'readonly',
    ChatBubbles: 'readonly',
    HeadsUpDisplay: 'readonly',
    SceneControls: 'readonly',
    Hotbar: 'readonly',
    BasePlaceableHUD: 'readonly',
    MainMenu: 'readonly',
    SceneNavigation: 'readonly',
    Pause: 'readonly',
    PlayerList: 'readonly',
    DrawingConfig: 'readonly',
    DrawingHUD: 'readonly',
    LightConfig: 'readonly',
    NoteConfig: 'readonly',
    AmbientSoundConfig: 'readonly',
    TileConfig: 'readonly',
    TileHUD: 'readonly',
    TokenConfig: 'readonly',
    TokenHUD: 'readonly',
    WallConfig: 'readonly',
    EULA: 'readonly',
    InstallPackage: 'readonly',
    SetupConfigurationForm: 'readonly',
    UpdateNotes: 'readonly',
    UserManagement: 'readonly',
    WorldConfig: 'readonly',
    Sidebar: 'readonly',
    SidebarTab: 'readonly',
    SidebarDirectory: 'readonly',
    Actors: 'readonly',
    Actor: 'readonly',
    ActorTokenHelpers: 'readonly',
    CombatEncounters: 'readonly',
    Combat: 'readonly',
    Folders: 'readonly',
    Folder: 'readonly',
    Items: 'readonly',
    Item: 'readonly',
    Journal: 'readonly',
    JournalEntry: 'readonly',
    Macros: 'readonly',
    Macro: 'readonly',
    Messages: 'readonly',
    ChatMessage: 'readonly',
    Playlists: 'readonly',
    Playlist: 'readonly',
    Scenes: 'readonly',
    Scene: 'readonly',
    RollTables: 'readonly',
    RollTable: 'readonly',
    Users: 'readonly',
    User: 'readonly',
    UserTargets: 'readonly',
    CanvasAnimation: 'readonly',
    ControlIcon: 'readonly',
    TextureLoader: 'readonly',
    MouseInteractionManager: 'readonly',
    Ray: 'readonly',
    NormalizedRectangle: 'readonly',
    ResizeHandle: 'readonly',
    SightLayerSource: 'readonly',
    BackgroundLayer: 'readonly',
    DrawingsLayer: 'readonly',
    EffectsLayer: 'readonly',
    LightingLayer: 'readonly',
    NotesLayer: 'readonly',
    SightLayer: 'readonly',
    SoundsLayer: 'readonly',
    TemplateLayer: 'readonly',
    TilesLayer: 'readonly',
    TokenLayer: 'readonly',
    WallsLayer: 'readonly',
    Drawing: 'readonly',
    AmbientLight: 'readonly',
    Note: 'readonly',
    AmbientSound: 'readonly',
    MeasuredTemplate: 'readonly',
    Tile: 'readonly',
    Token: 'readonly',
    Wall: 'readonly',
    SettingsConfig: 'readonly',
    ControlsReference: 'readonly',
    InvitationLinks: 'readonly',
    ModuleManagement: 'readonly',
    PermissionConfig: 'readonly',
    ActorDirectory: 'readonly',
    ChatLog: 'readonly',
    CombatTracker: 'readonly',
    CompendiumDirectory: 'readonly',
    ItemDirectory: 'readonly',
    JournalDirectory: 'readonly',
    MacroDirectory: 'readonly',
    PlaylistDirectory: 'readonly',
    SceneDirectory: 'readonly',
    Settings: 'readonly',
    FrameViewer: 'readonly',
    RollTableDirectory: 'readonly',
    Cursor: 'readonly',
    DoorControl: 'readonly',
    ControlsLayer: 'readonly',
    Ruler: 'readonly',
    SpecialEffect: 'readonly',
    AutumnLeavesWeatherEffect: 'readonly',
    RainWeatherEffect: 'readonly',
    SnowWeatherEffect: 'readonly',
    BaseGrid: 'readonly',
    HexagonalGrid: 'readonly',
    GridHighlight: 'readonly',
    GridLayer: 'readonly',
    SquareGrid: 'readonly',
    EasyRTCClient: 'readonly',
    parent: 'readonly',
    opener: 'readonly',
    top: 'readonly',
    length: 'readonly',
    frames: 'readonly',
    closed: 'readonly',
    location: 'readonly',
    self: 'readonly',
    window: 'readonly',
    document: 'readonly',
    name: 'readonly',
    customElements: 'readonly',
    history: 'readonly',
    locationbar: 'readonly',
    menubar: 'readonly',
    personalbar: 'readonly',
    scrollbars: 'readonly',
    statusbar: 'readonly',
    toolbar: 'readonly',
    status: 'readonly',
    frameElement: 'readonly',
    navigator: 'readonly',
    origin: 'readonly',
    external: 'readonly',
    screen: 'readonly',
    innerWidth: 'readonly',
    innerHeight: 'readonly',
    scrollX: 'readonly',
    pageXOffset: 'readonly',
    scrollY: 'readonly',
    pageYOffset: 'readonly',
    visualViewport: 'readonly',
    screenX: 'readonly',
    screenY: 'readonly',
    outerWidth: 'readonly',
    outerHeight: 'readonly',
    devicePixelRatio: 'readonly',
    clientInformation: 'readonly',
    screenLeft: 'readonly',
    screenTop: 'readonly',
    defaultStatus: 'readonly',
    defaultstatus: 'readonly',
    styleMedia: 'readonly',
    onsearch: 'readonly',
    isSecureContext: 'readonly',
    onabort: 'readonly',
    onblur: 'readonly',
    oncancel: 'readonly',
    oncanplay: 'readonly',
    oncanplaythrough: 'readonly',
    onchange: 'readonly',
    onclick: 'readonly',
    onclose: 'readonly',
    oncontextmenu: 'readonly',
    oncuechange: 'readonly',
    ondblclick: 'readonly',
    ondrag: 'readonly',
    ondragend: 'readonly',
    ondragenter: 'readonly',
    ondragleave: 'readonly',
    ondragover: 'readonly',
    ondragstart: 'readonly',
    ondrop: 'readonly',
    ondurationchange: 'readonly',
    onemptied: 'readonly',
    onended: 'readonly',
    onerror: 'readonly',
    onfocus: 'readonly',
    onformdata: 'readonly',
    oninput: 'readonly',
    oninvalid: 'readonly',
    onkeydown: 'readonly',
    onkeypress: 'readonly',
    onkeyup: 'readonly',
    onload: 'readonly',
    onloadeddata: 'readonly',
    onloadedmetadata: 'readonly',
    onloadstart: 'readonly',
    onmousedown: 'readonly',
    onmouseenter: 'readonly',
    onmouseleave: 'readonly',
    onmousemove: 'readonly',
    onmouseout: 'readonly',
    onmouseover: 'readonly',
    onmouseup: 'readonly',
    onmousewheel: 'readonly',
    onpause: 'readonly',
    onplay: 'readonly',
    onplaying: 'readonly',
    onprogress: 'readonly',
    onratechange: 'readonly',
    onreset: 'readonly',
    onresize: 'readonly',
    onscroll: 'readonly',
    onseeked: 'readonly',
    onseeking: 'readonly',
    onselect: 'readonly',
    onstalled: 'readonly',
    onsubmit: 'readonly',
    onsuspend: 'readonly',
    ontimeupdate: 'readonly',
    ontoggle: 'readonly',
    onvolumechange: 'readonly',
    onwaiting: 'readonly',
    onwebkitanimationend: 'readonly',
    onwebkitanimationiteration: 'readonly',
    onwebkitanimationstart: 'readonly',
    onwebkittransitionend: 'readonly',
    onwheel: 'readonly',
    onauxclick: 'readonly',
    ongotpointercapture: 'readonly',
    onlostpointercapture: 'readonly',
    onpointerdown: 'readonly',
    onpointermove: 'readonly',
    onpointerup: 'readonly',
    onpointercancel: 'readonly',
    onpointerover: 'readonly',
    onpointerout: 'readonly',
    onpointerenter: 'readonly',
    onpointerleave: 'readonly',
    onselectstart: 'readonly',
    onselectionchange: 'readonly',
    onanimationend: 'readonly',
    onanimationiteration: 'readonly',
    onanimationstart: 'readonly',
    ontransitionend: 'readonly',
    onafterprint: 'readonly',
    onbeforeprint: 'readonly',
    onbeforeunload: 'readonly',
    onhashchange: 'readonly',
    onlanguagechange: 'readonly',
    onmessage: 'readonly',
    onmessageerror: 'readonly',
    onoffline: 'readonly',
    ononline: 'readonly',
    onpagehide: 'readonly',
    onpageshow: 'readonly',
    onpopstate: 'readonly',
    onrejectionhandled: 'readonly',
    onstorage: 'readonly',
    onunhandledrejection: 'readonly',
    onunload: 'readonly',
    performance: 'readonly',
    stop: 'readonly',
    open: 'readonly',
    alert: 'readonly',
    confirm: 'readonly',
    prompt: 'readonly',
    print: 'readonly',
    queueMicrotask: 'readonly',
    requestAnimationFrame: 'readonly',
    cancelAnimationFrame: 'readonly',
    captureEvents: 'readonly',
    releaseEvents: 'readonly',
    requestIdleCallback: 'readonly',
    cancelIdleCallback: 'readonly',
    getComputedStyle: 'readonly',
    matchMedia: 'readonly',
    moveTo: 'readonly',
    moveBy: 'readonly',
    resizeTo: 'readonly',
    resizeBy: 'readonly',
    scroll: 'readonly',
    scrollTo: 'readonly',
    scrollBy: 'readonly',
    getSelection: 'readonly',
    find: 'readonly',
    webkitRequestAnimationFrame: 'readonly',
    webkitCancelAnimationFrame: 'readonly',
    fetch: 'readonly',
    btoa: 'readonly',
    atob: 'readonly',
    setTimeout: 'readonly',
    clearTimeout: 'readonly',
    setInterval: 'readonly',
    clearInterval: 'readonly',
    createImageBitmap: 'readonly',
    close: 'readonly',
    focus: 'readonly',
    blur: 'readonly',
    postMessage: 'readonly',
    onappinstalled: 'readonly',
    onbeforeinstallprompt: 'readonly',
    crypto: 'readonly',
    indexedDB: 'readonly',
    webkitStorageInfo: 'readonly',
    sessionStorage: 'readonly',
    localStorage: 'readonly',
    chrome: 'readonly',
    applicationCache: 'readonly',
    onpointerrawupdate: 'readonly',
    trustedTypes: 'readonly',
    speechSynthesis: 'readonly',
    webkitRequestFileSystem: 'readonly',
    webkitResolveLocalFileSystemURL: 'readonly',
    openDatabase: 'readonly',
    caches: 'readonly',
    ondevicemotion: 'readonly',
    ondeviceorientation: 'readonly',
    ondeviceorientationabsolute: 'readonly',
    Handlebars: 'readonly',
    HandlebarsIntl: 'readonly',
    HowlerGlobal: 'readonly',
    Howler: 'readonly',
    Howl: 'readonly',
    Sound: 'readonly',
    WebFont: 'readonly',
    PIXI: 'readonly',
    io: 'readonly',
    tinymce: 'readonly',
    tinyMCE: 'readonly',
    easyrtc_lang: 'readonly',
    adapter: 'readonly',
    easyrtc: 'readonly',
    duplicate: 'readonly',
    getType: 'readonly',
    invertObject: 'readonly',
    filterObject: 'readonly',
    flattenObject: 'readonly',
    expandObject: 'readonly',
    isObjectEmpty: 'readonly',
    mergeObject: 'readonly',
    diffObject: 'readonly',
    hasProperty: 'readonly',
    getProperty: 'readonly',
    setProperty: 'readonly',
    encodeURL: 'readonly',
    rgbToHsv: 'readonly',
    hsvToRgb: 'readonly',
    rgbToHex: 'readonly',
    hexToRGB: 'readonly',
    hexToRGBAString: 'readonly',
    colorStringToHex: 'readonly',
    isNewerVersion: 'readonly',
    randomID: 'readonly',
    loadFont: 'readonly',
    saveDataToFile: 'readonly',
    readTextFromFile: 'readonly',
    fromUuid: 'readonly',
    _handleMouseWheelInputChange: 'readonly',
    getTemplate: 'readonly',
    loadTemplates: 'readonly',
    renderTemplate: 'readonly',
    srcExists: 'readonly',
    getTexture: 'readonly',
    loadTexture: 'readonly',
    CONST: 'readonly',
    toDegrees: 'readonly',
    normalizeDegrees: 'readonly',
    toRadians: 'readonly',
    normalizeRadians: 'readonly',
    validateForm: 'readonly',
    timeSince: 'readonly',
    _templateCache: 'readonly',
    CONFIG: 'readonly',
    socket: 'readonly',
    ui: 'readonly',
    canvas: 'readonly',
    keyboard: 'readonly',
    JSHINT: 'readonly',
    game: 'readonly',
  },
};