@testing-library/user-event - npm Package Compare versions

Comparing version 14.4.0 to 14.4.1

dist/cjs/clipboard/copy.js

@@ -27,3 +27,4 @@ 'use strict';
     const doc = this[config.Config].document;
-    const target = doc.activeElement ?? /* istanbul ignore next */ doc.body;
+    var _activeElement;
+    const target = (_activeElement = doc.activeElement) !== null && _activeElement !== void 0 ? _activeElement : /* istanbul ignore next */ doc.body;
     const clipboardData = copySelection.copySelection(target);
@@ -30,0 +31,0 @@ if (clipboardData.items.length === 0) {

dist/cjs/clipboard/cut.js

@@ -27,3 +27,4 @@ 'use strict';
     const doc = this[config.Config].document;
-    const target = doc.activeElement ?? /* istanbul ignore next */ doc.body;
+    var _activeElement;
+    const target = (_activeElement = doc.activeElement) !== null && _activeElement !== void 0 ? _activeElement : /* istanbul ignore next */ doc.body;
     const clipboardData = copySelection.copySelection(target);
@@ -30,0 +31,0 @@ if (clipboardData.items.length === 0) {

dist/cjs/clipboard/paste.js

@@ -27,4 +27,6 @@ 'use strict';
     const doc = this[config.Config].document;
-    const target = doc.activeElement ?? /* istanbul ignore next */ doc.body;
-    const dataTransfer = (typeof clipboardData === 'string' ? getClipboardDataFromString(doc, clipboardData) : clipboardData) ?? await Clipboard.readDataTransferFromClipboard(doc).catch(()=>{
+    var _activeElement;
+    const target = (_activeElement = doc.activeElement) !== null && _activeElement !== void 0 ? _activeElement : /* istanbul ignore next */ doc.body;
+    var ref;
+    const dataTransfer = (ref = typeof clipboardData === 'string' ? getClipboardDataFromString(doc, clipboardData) : clipboardData) !== null && ref !== void 0 ? ref : await Clipboard.readDataTransferFromClipboard(doc).catch(()=>{
         throw new Error('`userEvent.paste()` without `clipboardData` requires the `ClipboardAPI` to be available.');
@@ -31,0 +33,0 @@ });

dist/cjs/document/interceptor.js

@@ -9,4 +9,4 @@ 'use strict';
     const objectDescriptor = Object.getOwnPropertyDescriptor(element, propName);
-    const target = prototypeDescriptor?.set ? 'set' : 'value';
-    /* istanbul ignore if */ if (typeof prototypeDescriptor?.[target] !== 'function' || prototypeDescriptor[target][Interceptor]) {
+    const target = (prototypeDescriptor === null || prototypeDescriptor === void 0 ? void 0 : prototypeDescriptor.set) ? 'set' : 'value';
+    /* istanbul ignore if */ if (typeof (prototypeDescriptor === null || prototypeDescriptor === void 0 ? void 0 : prototypeDescriptor[target]) !== 'function' || prototypeDescriptor[target][Interceptor]) {
         throw new Error(`Element ${element.tagName} does not implement "${String(propName)}".`);
@@ -22,7 +22,7 @@ }
         }
-        then?.();
+        then === null || then === void 0 ? void 0 : then();
     }
     intercept[Interceptor] = Interceptor;
     Object.defineProperty(element, propName, {
-        ...objectDescriptor ?? prototypeDescriptor,
+        ...objectDescriptor !== null && objectDescriptor !== void 0 ? objectDescriptor : prototypeDescriptor,
         [target]: intercept
@@ -29,0 +29,0 @@ });

dist/cjs/document/selection.js

@@ -86,5 +86,6 @@ 'use strict';
 function getUISelection(element) {
-    const sel = element[UISelection] ?? {
-        anchorOffset: element.selectionStart ?? 0,
-        focusOffset: element.selectionEnd ?? 0
+    var _selectionStart, _selectionEnd, _UISelection;
+    const sel = (_UISelection = element[UISelection]) !== null && _UISelection !== void 0 ? _UISelection : {
+        anchorOffset: (_selectionStart = element.selectionStart) !== null && _selectionStart !== void 0 ? _selectionStart : 0,
+        focusOffset: (_selectionEnd = element.selectionEnd) !== null && _selectionEnd !== void 0 ? _selectionEnd : 0
     };
@@ -91,0 +92,0 @@ return {

dist/cjs/document/value.js

@@ -94,3 +94,4 @@ 'use strict';
 function trackOrSetValue(element, v) {
-    element[TrackChanges]?.tracked?.push(v);
+    var ref, ref1;
+    (ref = element[TrackChanges]) === null || ref === void 0 ? void 0 : (ref1 = ref.tracked) === null || ref1 === void 0 ? void 0 : ref1.push(v);
     if (!element[TrackChanges]) {
@@ -104,5 +105,6 @@ setUIValueClean(element);
 function commitValueAfterInput(element, cursorOffset) {
+    var ref;
     const changes = element[TrackChanges];
     element[TrackChanges] = undefined;
-    if (!changes?.tracked?.length) {
+    if (!(changes === null || changes === void 0 ? void 0 : (ref = changes.tracked) === null || ref === void 0 ? void 0 : ref.length)) {
         return;
@@ -109,0 +111,0 @@ }

dist/cjs/event/behavior/keydown.js

@@ -30,3 +30,5 @@ 'use strict';
 registry.behavior.keydown = (event, target, config)=>{
-    return keydownBehavior[event.key]?.(event, target, config) ?? combinationBehavior(event, target, config);
+    var ref;
+    var ref1;
+    return (ref1 = (ref = keydownBehavior[event.key]) === null || ref === void 0 ? void 0 : ref.call(keydownBehavior, event, target, config)) !== null && ref1 !== void 0 ? ref1 : combinationBehavior(event, target, config);
 };
@@ -84,3 +86,5 @@ const keydownBehavior = {
             return ()=>{
-                const newPos = getValue.getValue(target)?.length ?? /* istanbul ignore next */ 0;
+                var ref;
+                var ref1;
+                const newPos = (ref1 = (ref = getValue.getValue(target)) === null || ref === void 0 ? void 0 : ref.length) !== null && ref1 !== void 0 ? ref1 : /* istanbul ignore next */ 0;
                 selection.setSelectionRange(target, newPos, newPos);
@@ -87,0 +91,0 @@ };

dist/cjs/event/behavior/keypress.js

@@ -25,3 +25,3 @@ 'use strict';
             const form = target.form;
-            const submit = form?.querySelector('input[type="submit"], button:not([type]), button[type="submit"]');
+            const submit = form === null || form === void 0 ? void 0 : form.querySelector('input[type="submit"], button:not([type]), button[type="submit"]');
             if (submit) {
@@ -28,0 +28,0 @@ return ()=>index.dispatchUIEvent(config, submit, 'click');

dist/cjs/event/behavior/keyup.js

@@ -16,3 +16,4 @@ 'use strict';
 registry.behavior.keyup = (event, target, config)=>{
-    return keyupBehavior[event.key]?.(event, target, config);
+    var ref;
+    return (ref = keyupBehavior[event.key]) === null || ref === void 0 ? void 0 : ref.call(keyupBehavior, event, target, config);
 };
@@ -19,0 +20,0 @@ const keyupBehavior = {

dist/cjs/event/behavior/paste.js

@@ -23,3 +23,4 @@ 'use strict';
         return ()=>{
-            const insertData = event.clipboardData?.getData('text');
+            var ref;
+            const insertData = (ref = event.clipboardData) === null || ref === void 0 ? void 0 : ref.getData('text');
             if (insertData) {
@@ -26,0 +27,0 @@ input.input(config, target, insertData, 'insertFromPaste');

dist/cjs/event/createEvent.js

@@ -48,38 +48,54 @@ 'use strict';
 function createEvent(type, target, init) {
+    var ref;
     const window = getWindow.getWindow(target);
     const { EventType , defaultInit  } = eventMap.eventMap[eventMap.eventMapKeys[type]];
     const event = new (getEventConstructors(window))[EventType](type, defaultInit);
-    eventInitializer[EventType]?.forEach((f)=>f(event, init ?? {}));
+    (ref = eventInitializer[EventType]) === null || ref === void 0 ? void 0 : ref.forEach((f)=>f(event, init !== null && init !== void 0 ? init : {}));
     return event;
 }
 /* istanbul ignore next */ function getEventConstructors(window) {
-    /* eslint-disable @typescript-eslint/no-unnecessary-condition, @typescript-eslint/no-extraneous-class */ const Event = window.Event ?? class Event {
+    var _Event;
+    /* eslint-disable @typescript-eslint/no-unnecessary-condition, @typescript-eslint/no-extraneous-class */ const Event = (_Event = window.Event) !== null && _Event !== void 0 ? _Event : class Event {
     };
-    const AnimationEvent = window.AnimationEvent ?? class AnimationEvent extends Event {
+    var _AnimationEvent;
+    const AnimationEvent = (_AnimationEvent = window.AnimationEvent) !== null && _AnimationEvent !== void 0 ? _AnimationEvent : class AnimationEvent extends Event {
     };
-    const ClipboardEvent = window.ClipboardEvent ?? class ClipboardEvent extends Event {
+    var _ClipboardEvent;
+    const ClipboardEvent = (_ClipboardEvent = window.ClipboardEvent) !== null && _ClipboardEvent !== void 0 ? _ClipboardEvent : class ClipboardEvent extends Event {
     };
-    const PopStateEvent = window.PopStateEvent ?? class PopStateEvent extends Event {
+    var _PopStateEvent;
+    const PopStateEvent = (_PopStateEvent = window.PopStateEvent) !== null && _PopStateEvent !== void 0 ? _PopStateEvent : class PopStateEvent extends Event {
     };
-    const ProgressEvent = window.ProgressEvent ?? class ProgressEvent extends Event {
+    var _ProgressEvent;
+    const ProgressEvent = (_ProgressEvent = window.ProgressEvent) !== null && _ProgressEvent !== void 0 ? _ProgressEvent : class ProgressEvent extends Event {
     };
-    const TransitionEvent = window.TransitionEvent ?? class TransitionEvent extends Event {
+    var _TransitionEvent;
+    const TransitionEvent = (_TransitionEvent = window.TransitionEvent) !== null && _TransitionEvent !== void 0 ? _TransitionEvent : class TransitionEvent extends Event {
     };
-    const UIEvent = window.UIEvent ?? class UIEvent extends Event {
+    var _UIEvent;
+    const UIEvent = (_UIEvent = window.UIEvent) !== null && _UIEvent !== void 0 ? _UIEvent : class UIEvent extends Event {
     };
-    const CompositionEvent = window.CompositionEvent ?? class CompositionEvent extends UIEvent {
+    var _CompositionEvent;
+    const CompositionEvent = (_CompositionEvent = window.CompositionEvent) !== null && _CompositionEvent !== void 0 ? _CompositionEvent : class CompositionEvent extends UIEvent {
     };
-    const FocusEvent = window.FocusEvent ?? class FocusEvent extends UIEvent {
+    var _FocusEvent;
+    const FocusEvent = (_FocusEvent = window.FocusEvent) !== null && _FocusEvent !== void 0 ? _FocusEvent : class FocusEvent extends UIEvent {
     };
-    const InputEvent = window.InputEvent ?? class InputEvent extends UIEvent {
+    var _InputEvent;
+    const InputEvent = (_InputEvent = window.InputEvent) !== null && _InputEvent !== void 0 ? _InputEvent : class InputEvent extends UIEvent {
     };
-    const KeyboardEvent = window.KeyboardEvent ?? class KeyboardEvent extends UIEvent {
+    var _KeyboardEvent;
+    const KeyboardEvent = (_KeyboardEvent = window.KeyboardEvent) !== null && _KeyboardEvent !== void 0 ? _KeyboardEvent : class KeyboardEvent extends UIEvent {
     };
-    const MouseEvent = window.MouseEvent ?? class MouseEvent extends UIEvent {
+    var _MouseEvent;
+    const MouseEvent = (_MouseEvent = window.MouseEvent) !== null && _MouseEvent !== void 0 ? _MouseEvent : class MouseEvent extends UIEvent {
     };
-    const DragEvent = window.DragEvent ?? class DragEvent extends MouseEvent {
+    var _DragEvent;
+    const DragEvent = (_DragEvent = window.DragEvent) !== null && _DragEvent !== void 0 ? _DragEvent : class DragEvent extends MouseEvent {
     };
-    const PointerEvent = window.PointerEvent ?? class PointerEvent extends MouseEvent {
+    var _PointerEvent;
+    const PointerEvent = (_PointerEvent = window.PointerEvent) !== null && _PointerEvent !== void 0 ? _PointerEvent : class PointerEvent extends MouseEvent {
     };
-    const TouchEvent = window.TouchEvent ?? class TouchEvent extends UIEvent {
+    var _TouchEvent;
+    const TouchEvent = (_TouchEvent = window.TouchEvent) !== null && _TouchEvent !== void 0 ? _TouchEvent : class TouchEvent extends UIEvent {
     };
@@ -107,3 +123,3 @@ /* eslint-enable @typescript-eslint/no-unnecessary-condition, @typescript-eslint/no-extraneous-class */ return {
         Object.defineProperty(obj, key, {
-            get: ()=>value ?? null
+            get: ()=>value !== null && value !== void 0 ? value : null
         });
@@ -113,3 +129,3 @@ }
 function sanitizeNumber(n) {
-    return Number(n ?? 0);
+    return Number(n !== null && n !== void 0 ? n : 0);
 }
@@ -131,3 +147,3 @@ function initClipboardEvent(event, { clipboardData  }) {
         view,
-        detail: sanitizeNumber(detail ?? 0)
+        detail: sanitizeNumber(detail !== null && detail !== void 0 ? detail : 0)
     });
@@ -134,0 +150,0 @@ }

dist/cjs/event/dispatchEvent.js

@@ -15,4 +15,5 @@ 'use strict';
 function dispatchEvent(config, target, event, preventDefault = false) {
+    var ref;
     const type = event.type;
-    const behaviorImplementation = preventDefault ? ()=>{} : registry.behavior[type]?.(event, target, config);
+    const behaviorImplementation = preventDefault ? ()=>{} : (ref = registry.behavior[type]) === null || ref === void 0 ? void 0 : ref(event, target, config);
     if (behaviorImplementation) {
@@ -19,0 +20,0 @@ event.preventDefault();

dist/cjs/keyboard/parseKeyDef.js

@@ -35,10 +35,13 @@ 'use strict';
         const { type , descriptor , consumedLength , releasePrevious , releaseSelf =true , repeat ,  } = readNextDescriptor.readNextDescriptor(text, 'keyboard');
-        const keyDef = keyboardMap.find((def)=>{
+        var ref;
+        const keyDef = (ref = keyboardMap.find((def)=>{
             if (type === '[') {
-                return def.code?.toLowerCase() === descriptor.toLowerCase();
+                var ref;
+                return ((ref = def.code) === null || ref === void 0 ? void 0 : ref.toLowerCase()) === descriptor.toLowerCase();
             } else if (type === '{') {
-                return def.key?.toLowerCase() === descriptor.toLowerCase();
+                var ref1;
+                return ((ref1 = def.key) === null || ref1 === void 0 ? void 0 : ref1.toLowerCase()) === descriptor.toLowerCase();
             }
             return def.key === descriptor;
-        }) ?? {
+        })) !== null && ref !== void 0 ? ref : {
             key: 'Unknown',
@@ -45,0 +48,0 @@ code: 'Unknown',

dist/cjs/pointer/index.js

@@ -50,10 +50,12 @@ 'use strict';
 async function pointerAction(config, action) {
+    var ref, ref1;
     const pointerName = 'pointerName' in action && action.pointerName ? action.pointerName : 'keyDef' in action ? config.system.pointer.getPointerName(action.keyDef) : 'mouse';
     const previousPosition = config.system.pointer.getPreviousPosition(pointerName);
+    var _target, _coords, _node, _offset;
     const position = {
-        target: action.target ?? getPrevTarget(config, previousPosition),
-        coords: action.coords ?? previousPosition?.coords,
+        target: (_target = action.target) !== null && _target !== void 0 ? _target : getPrevTarget(config, previousPosition),
+        coords: (_coords = action.coords) !== null && _coords !== void 0 ? _coords : previousPosition === null || previousPosition === void 0 ? void 0 : previousPosition.coords,
         caret: {
-            node: action.node ?? (hasCaretPosition(action) ? undefined : previousPosition?.caret?.node),
-            offset: action.offset ?? (hasCaretPosition(action) ? undefined : previousPosition?.caret?.offset)
+            node: (_node = action.node) !== null && _node !== void 0 ? _node : hasCaretPosition(action) ? undefined : previousPosition === null || previousPosition === void 0 ? void 0 : (ref = previousPosition.caret) === null || ref === void 0 ? void 0 : ref.node,
+            offset: (_offset = action.offset) !== null && _offset !== void 0 ? _offset : hasCaretPosition(action) ? undefined : previousPosition === null || previousPosition === void 0 ? void 0 : (ref1 = previousPosition.caret) === null || ref1 === void 0 ? void 0 : ref1.offset
         }
@@ -80,3 +82,4 @@ };
 function hasCaretPosition(action) {
-    return !!((action.target ?? action.node) ?? action.offset !== undefined);
+    var _target, ref;
+    return !!((ref = (_target = action.target) !== null && _target !== void 0 ? _target : action.node) !== null && ref !== void 0 ? ref : action.offset !== undefined);
 }
@@ -87,5 +90,6 @@ function getPrevTarget(config, position) {
     }
-    return position.target ?? config.document.body;
+    var _target;
+    return (_target = position.target) !== null && _target !== void 0 ? _target : config.document.body;
 }
 
 exports.pointer = pointer;

dist/cjs/setup/setup.js

@@ -25,2 +25,3 @@ 'use strict';
     const document = getDocument(options$1, node, defaults);
+    var _system;
     return {
@@ -30,3 +31,3 @@ ...defaults,
         document,
-        system: options$1.system ?? new index.System()
+        system: (_system = options$1.system) !== null && _system !== void 0 ? _system : new index.System()
     };
@@ -40,3 +41,4 @@ }
     index$1.prepareDocument(config.document);
-    const view = config.document.defaultView ?? /* istanbul ignore next */ globalThis.window;
+    var _defaultView;
+    const view = (_defaultView = config.document.defaultView) !== null && _defaultView !== void 0 ? _defaultView : /* istanbul ignore next */ globalThis.window;
     Clipboard.attachClipboardStubToView(view);
@@ -50,3 +52,3 @@ return doSetup(config);
         ...options$1,
-        system: pointerState ?? keyboardState
+        system: pointerState !== null && pointerState !== void 0 ? pointerState : keyboardState
     }, options.defaultOptionsDirect, node);
@@ -95,3 +97,4 @@ index$1.prepareDocument(config.document);
 function getDocument(options, node, defaults) {
-    return (options.document ?? (node && getDocumentFromNode.getDocumentFromNode(node))) ?? defaults.document;
+    var _document, ref;
+    return (ref = (_document = options.document) !== null && _document !== void 0 ? _document : node && getDocumentFromNode.getDocumentFromNode(node)) !== null && ref !== void 0 ? ref : defaults.document;
 }
@@ -98,0 +101,0 @@

dist/cjs/system/index.js

@@ -11,4 +11,2 @@ 'use strict';
  */ class System {
-    keyboard = new keyboard.KeyboardHost(this);
-    pointer = new index.PointerHost(this);
     getUIEventModifiers() {
@@ -30,4 +28,8 @@ return {
     }
+    constructor(){
+        this.keyboard = new keyboard.KeyboardHost(this);
+        this.pointer = new index.PointerHost(this);
+    }
 }
 
 exports.System = System;

dist/cjs/system/keyboard.js

@@ -17,2 +17,3 @@ 'use strict';
 
+var _pressed, _code, _code1;
 exports.DOM_KEY_LOCATION = void 0;
@@ -48,23 +49,2 @@ (function(DOM_KEY_LOCATION) {
 class KeyboardHost {
-    constructor(system){
-        this.system = system;
-    }
-    modifiers = {
-        Alt: false,
-        AltGraph: false,
-        CapsLock: false,
-        Control: false,
-        Fn: false,
-        FnLock: false,
-        Meta: false,
-        NumLock: false,
-        ScrollLock: false,
-        Shift: false,
-        Symbol: false,
-        SymbolLock: false
-    };
-    pressed = {};
-    carryChar = '';
-    lastKeydownTarget = undefined;
-    modifierLockStart = {};
     isKeyPressed(keyDef) {
@@ -81,3 +61,4 @@ return !!this.pressed[String(keyDef.code)];
         this.setKeydownTarget(target);
-        this.pressed[code] ??= {
+        var ref;
+        (ref = (_pressed = this.pressed)[_code = code]) !== null && ref !== void 0 ? ref : _pressed[_code] = {
             keyDef,
@@ -97,3 +78,3 @@ unpreventedDefault: false
         }
-        this.pressed[code].unpreventedDefault ||= unprevented;
+        (_code1 = this.pressed[code]).unpreventedDefault || (_code1.unpreventedDefault = unprevented);
         if (unprevented && this.hasKeyPress(key)) {
@@ -137,4 +118,25 @@ index.dispatchUIEvent(config, getActiveElement.getActiveElementOrBody(config.document), 'keypress', {
     }
+    constructor(system){
+        this.modifiers = {
+            Alt: false,
+            AltGraph: false,
+            CapsLock: false,
+            Control: false,
+            Fn: false,
+            FnLock: false,
+            Meta: false,
+            NumLock: false,
+            ScrollLock: false,
+            Shift: false,
+            Symbol: false,
+            SymbolLock: false
+        };
+        this.pressed = {};
+        this.carryChar = '';
+        this.lastKeydownTarget = undefined;
+        this.modifierLockStart = {};
+        this.system = system;
+    }
 }
 
 exports.KeyboardHost = KeyboardHost;

dist/cjs/system/pointer/buttons.js

@@ -6,3 +6,2 @@ 'use strict';
 class Buttons {
-    pressed = {};
     getButtons() {
@@ -39,2 +38,5 @@ let v = 0;
     }
+    constructor(){
+        this.pressed = {};
+    }
 }
@@ -41,0 +43,0 @@ const MouseButton = {

dist/cjs/system/pointer/device.js

@@ -6,3 +6,2 @@ 'use strict';
 class Device {
-    pressedKeys = new Set();
     get countPressed() {
@@ -20,4 +19,7 @@ return this.pressedKeys.size;
     }
+    constructor(){
+        this.pressedKeys = new Set();
+    }
 }
 
 exports.Device = Device;

dist/cjs/system/pointer/index.js

@@ -10,50 +10,4 @@ 'use strict';
 
+var _registry, _k;
 class PointerHost {
-    constructor(system){
-        this.system = system;
-        this.buttons = new buttons.Buttons();
-        this.mouse = new mouse.Mouse();
-    }
-    devices = new class {
-        registry = {};
-        get(k) {
-            this.registry[k] ??= new device.Device();
-            return this.registry[k];
-        }
-    }();
-    pointers = new class {
-        registry = {
-            mouse: new pointer.Pointer({
-                pointerId: 1,
-                pointerType: 'mouse',
-                isPrimary: true
-            })
-        };
-        nextId = 2;
-        new(pointerName, keyDef) {
-            const isPrimary = keyDef.pointerType !== 'touch' || !Object.values(this.registry).some((p)=>p.pointerType === 'touch' && !p.isCancelled);
-            if (!isPrimary) {
-                Object.values(this.registry).forEach((p)=>{
-                    if (p.pointerType === keyDef.pointerType && !p.isCancelled) {
-                        p.isMultitouch = true;
-                    }
-                });
-            }
-            this.registry[pointerName] = new pointer.Pointer({
-                pointerId: this.nextId++,
-                pointerType: keyDef.pointerType,
-                isPrimary
-            });
-            return this.registry[pointerName];
-        }
-        get(pointerName) {
-            if (!this.has(pointerName)) {
-                throw new Error(`Trying to access pointer "${pointerName}" which does not exist.`);
-            }
-            return this.registry[pointerName];
-        }
-        has(pointerName) {
-            return pointerName in this.registry;
-        }
-    }();
     isKeyPressed(keyDef) {
@@ -85,8 +39,8 @@ return this.devices.get(keyDef.pointerType).isPressed(keyDef);
         const mousemove = pointer.pointerType === 'touch' || pointer.isPrevented && pointer.isDown ? undefined : this.mouse.move(config, position);
-        pointermove?.leave();
-        mousemove?.leave();
-        pointermove?.enter();
-        mousemove?.enter();
-        pointermove?.move();
-        mousemove?.move();
+        pointermove === null || pointermove === void 0 ? void 0 : pointermove.leave();
+        mousemove === null || mousemove === void 0 ? void 0 : mousemove.leave();
+        pointermove === null || pointermove === void 0 ? void 0 : pointermove.enter();
+        mousemove === null || mousemove === void 0 ? void 0 : mousemove.enter();
+        pointermove === null || pointermove === void 0 ? void 0 : pointermove.move();
+        mousemove === null || mousemove === void 0 ? void 0 : mousemove.move();
     }
@@ -112,5 +66,5 @@ async release(config, keyDef, position) {
                 const mousemove = this.mouse.move(config, pointer.position);
-                mousemove?.leave();
-                mousemove?.enter();
-                mousemove?.move();
+                mousemove === null || mousemove === void 0 ? void 0 : mousemove.leave();
+                mousemove === null || mousemove === void 0 ? void 0 : mousemove.enter();
+                mousemove === null || mousemove === void 0 ? void 0 : mousemove.move();
                 this.mouse.down(config, keyDef, pointer);
@@ -120,5 +74,5 @@ }
                 const mousemove1 = this.mouse.move(config, pointer.position);
-                mousemove1?.leave();
-                mousemove1?.enter();
-                mousemove1?.move();
+                mousemove1 === null || mousemove1 === void 0 ? void 0 : mousemove1.leave();
+                mousemove1 === null || mousemove1 === void 0 ? void 0 : mousemove1.enter();
+                mousemove1 === null || mousemove1 === void 0 ? void 0 : mousemove1.move();
                 this.mouse.up(config, keyDef, pointer);
@@ -138,3 +92,4 @@ }
     getMouseTarget(config) {
-        return this.mouse.position.target ?? config.document.body;
+        var _target;
+        return (_target = this.mouse.position.target) !== null && _target !== void 0 ? _target : config.document.body;
     }
@@ -145,5 +100,58 @@ setMousePosition(position) {
     }
+    constructor(system){
+        this.devices = new class {
+            get(k) {
+                var ref;
+                (ref = (_registry = this.registry)[_k = k]) !== null && ref !== void 0 ? ref : _registry[_k] = new device.Device();
+                return this.registry[k];
+            }
+            constructor(){
+                this.registry = {};
+            }
+        }();
+        this.pointers = new class {
+            new(pointerName, keyDef) {
+                const isPrimary = keyDef.pointerType !== 'touch' || !Object.values(this.registry).some((p)=>p.pointerType === 'touch' && !p.isCancelled);
+                if (!isPrimary) {
+                    Object.values(this.registry).forEach((p)=>{
+                        if (p.pointerType === keyDef.pointerType && !p.isCancelled) {
+                            p.isMultitouch = true;
+                        }
+                    });
+                }
+                this.registry[pointerName] = new pointer.Pointer({
+                    pointerId: this.nextId++,
+                    pointerType: keyDef.pointerType,
+                    isPrimary
+                });
+                return this.registry[pointerName];
+            }
+            get(pointerName) {
+                if (!this.has(pointerName)) {
+                    throw new Error(`Trying to access pointer "${pointerName}" which does not exist.`);
+                }
+                return this.registry[pointerName];
+            }
+            has(pointerName) {
+                return pointerName in this.registry;
+            }
+            constructor(){
+                this.registry = {
+                    mouse: new pointer.Pointer({
+                        pointerId: 1,
+                        pointerType: 'mouse',
+                        isPrimary: true
+                    })
+                };
+                this.nextId = 2;
+            }
+        }();
+        this.system = system;
+        this.buttons = new buttons.Buttons();
+        this.mouse = new mouse.Mouse();
+    }
 }
 function isDifferentPointerPosition(positionA, positionB) {
-    return positionA.target !== positionB.target || positionA.coords?.x !== positionB.coords?.y || positionA.coords?.y !== positionB.coords?.y || positionA.caret?.node !== positionB.caret?.node || positionA.caret?.offset !== positionB.caret?.offset;
+    var ref, ref1, ref2, ref3, ref4, ref5, ref6, ref7;
+    return positionA.target !== positionB.target || ((ref = positionA.coords) === null || ref === void 0 ? void 0 : ref.x) !== ((ref1 = positionB.coords) === null || ref1 === void 0 ? void 0 : ref1.y) || ((ref2 = positionA.coords) === null || ref2 === void 0 ? void 0 : ref2.y) !== ((ref3 = positionB.coords) === null || ref3 === void 0 ? void 0 : ref3.y) || ((ref4 = positionA.caret) === null || ref4 === void 0 ? void 0 : ref4.node) !== ((ref5 = positionB.caret) === null || ref5 === void 0 ? void 0 : ref5.node) || ((ref6 = positionA.caret) === null || ref6 === void 0 ? void 0 : ref6.offset) !== ((ref7 = positionB.caret) === null || ref7 === void 0 ? void 0 : ref7.offset);
 }
@@ -150,0 +158,0 @@

dist/cjs/system/pointer/mouse.js

@@ -25,41 +25,2 @@ 'use strict';
  */ class Mouse {
-    position = {};
-    buttons = new buttons.Buttons();
-    buttonDownTarget = {};
-    // According to spec the `detail` on click events should be the number
-    // of *consecutive* clicks with a specific button.
-    // On `mousedown` and `mouseup` it should be this number increased by one.
-    // But the browsers don't implement it this way.
-    // If another button is pressed,
-    //   in Webkit: the `mouseup` on the previously pressed button has `detail: 0` and no `click`/`auxclick`.
-    //   in Gecko: the `mouseup` and click events have the same detail as the `mousedown`.
-    // If there is a delay while a button is pressed,
-    // the `mouseup` and `click` are normal, but a following `mousedown` starts a new click count.
-    // We'll follow the minimal implementation of Webkit.
-    clickCount = new class {
-        down = {};
-        count = {};
-        incOnClick(button) {
-            const current = this.down[button] === undefined ? undefined : Number(this.down[button]) + 1;
-            this.count = this.count[button] === undefined ? {} : {
-                [button]: Number(this.count[button]) + 1
-            };
-            return current;
-        }
-        getOnDown(button) {
-            this.down = {
-                [button]: this.count[button] ?? 0
-            };
-            this.count = {
-                [button]: this.count[button] ?? 0
-            };
-            return Number(this.count[button]) + 1;
-        }
-        getOnUp(button) {
-            return this.down[button] === undefined ? undefined : Number(this.down[button]) + 1;
-        }
-        reset() {
-            this.count = {};
-        }
-    }();
     move(config, position) {
@@ -159,5 +120,7 @@ const prevPosition = this.position;
     getTarget(config) {
-        return this.position.target ?? config.document.body;
+        var _target;
+        return (_target = this.position.target) !== null && _target !== void 0 ? _target : config.document.body;
     }
     startSelecting(config, clickCount) {
+        var ref, ref1;
         // TODO: support extending range (shift)
@@ -167,4 +130,4 @@ this.selecting = selection.setSelectionPerMouseDown({
             target: this.getTarget(config),
-            node: this.position.caret?.node,
-            offset: this.position.caret?.offset,
+            node: (ref = this.position.caret) === null || ref === void 0 ? void 0 : ref.node,
+            offset: (ref1 = this.position.caret) === null || ref1 === void 0 ? void 0 : ref1.offset,
             clickCount
@@ -174,2 +137,3 @@ });
     modifySelecting(config) {
+        var ref, ref1;
         if (!this.selecting) {
@@ -181,4 +145,4 @@ return;
             target: this.getTarget(config),
-            node: this.position.caret?.node,
-            offset: this.position.caret?.offset
+            node: (ref = this.position.caret) === null || ref === void 0 ? void 0 : ref.node,
+            offset: (ref1 = this.position.caret) === null || ref1 === void 0 ? void 0 : ref1.offset
         });
@@ -189,4 +153,49 @@ }
     }
+    constructor(){
+        this.position = {};
+        this.buttons = new buttons.Buttons();
+        this.buttonDownTarget = {};
+        // According to spec the `detail` on click events should be the number
+        // of *consecutive* clicks with a specific button.
+        // On `mousedown` and `mouseup` it should be this number increased by one.
+        // But the browsers don't implement it this way.
+        // If another button is pressed,
+        //   in Webkit: the `mouseup` on the previously pressed button has `detail: 0` and no `click`/`auxclick`.
+        //   in Gecko: the `mouseup` and click events have the same detail as the `mousedown`.
+        // If there is a delay while a button is pressed,
+        // the `mouseup` and `click` are normal, but a following `mousedown` starts a new click count.
+        // We'll follow the minimal implementation of Webkit.
+        this.clickCount = new class {
+            incOnClick(button) {
+                const current = this.down[button] === undefined ? undefined : Number(this.down[button]) + 1;
+                this.count = this.count[button] === undefined ? {} : {
+                    [button]: Number(this.count[button]) + 1
+                };
+                return current;
+            }
+            getOnDown(button) {
+                var _button;
+                this.down = {
+                    [button]: (_button = this.count[button]) !== null && _button !== void 0 ? _button : 0
+                };
+                var _button1;
+                this.count = {
+                    [button]: (_button1 = this.count[button]) !== null && _button1 !== void 0 ? _button1 : 0
+                };
+                return Number(this.count[button]) + 1;
+            }
+            getOnUp(button) {
+                return this.down[button] === undefined ? undefined : Number(this.down[button]) + 1;
+            }
+            reset() {
+                this.count = {};
+            }
+            constructor(){
+                this.down = {};
+                this.count = {};
+            }
+        }();
+    }
 }
 
 exports.Mouse = Mouse;

dist/cjs/system/pointer/pointer.js

@@ -19,13 +19,2 @@ 'use strict';
 class Pointer {
-    constructor({ pointerId , pointerType , isPrimary  }){
-        this.pointerId = pointerId;
-        this.pointerType = pointerType;
-        this.isPrimary = isPrimary;
-        this.isMultitouch = !isPrimary;
-    }
-    isMultitouch = false;
-    isCancelled = false;
-    isDown = false;
-    isPrevented = false;
-    position = {};
     init(config, position) {
@@ -103,3 +92,4 @@ this.position = position;
     getTarget(config) {
-        return this.position.target ?? config.document.body;
+        var _target;
+        return (_target = this.position.target) !== null && _target !== void 0 ? _target : config.document.body;
     }
@@ -114,4 +104,15 @@ getEventInit() {
     }
+    constructor({ pointerId , pointerType , isPrimary  }){
+        this.isMultitouch = false;
+        this.isCancelled = false;
+        this.isDown = false;
+        this.isPrevented = false;
+        this.position = {};
+        this.pointerId = pointerId;
+        this.pointerType = pointerType;
+        this.isPrimary = isPrimary;
+        this.isMultitouch = !isPrimary;
+    }
 }
 
 exports.Pointer = Pointer;

dist/cjs/utility/type.js

@@ -33,3 +33,3 @@ 'use strict';
     if (initialSelectionStart !== undefined) {
-        selection.setSelectionRange(element, initialSelectionStart, initialSelectionEnd ?? initialSelectionStart);
+        selection.setSelectionRange(element, initialSelectionStart, initialSelectionEnd !== null && initialSelectionEnd !== void 0 ? initialSelectionEnd : initialSelectionStart);
     }
@@ -36,0 +36,0 @@ await this.keyboard(text);

dist/cjs/utility/upload.js

@@ -33,3 +33,3 @@ 'use strict';
     })) {
-        throw new TypeError(`The ${input === element ? 'given' : 'associated'} ${input?.tagName} element does not accept file uploads`);
+        throw new TypeError(`The ${input === element ? 'given' : 'associated'} ${input === null || input === void 0 ? void 0 : input.tagName} element does not accept file uploads`);
     }
@@ -41,4 +41,8 @@ if (isDisabled.isDisabled(element)) return;
     const fileDialog = ()=>{
+        var ref;
         // do not fire an input event if the file selection does not change
-        if (files.length === input.files?.length && files.every((f, i)=>f === input.files?.item(i))) {
+        if (files.length === ((ref = input.files) === null || ref === void 0 ? void 0 : ref.length) && files.every((f, i)=>{
+            var ref;
+            return f === ((ref = input.files) === null || ref === void 0 ? void 0 : ref.item(i));
+        })) {
             return;
@@ -45,0 +49,0 @@ }

dist/cjs/utils/dataTransfer/Clipboard.js

@@ -37,5 +37,2 @@ 'use strict';
     return new class ClipboardItem {
-        constructor(d){
-            this.data = d;
-        }
         get types() {
@@ -55,2 +52,5 @@ return Array.from(Object.keys(this.data));
         }
+        constructor(d){
+            this.data = d;
+        }
     }(dataMap);
@@ -61,3 +61,2 @@ }
     return Object.assign(new class Clipboard extends window.EventTarget {
-        items = [];
         async read() {
@@ -84,2 +83,6 @@ return Array.from(this.items);
         }
+        constructor(...args){
+            super(...args);
+            this.items = [];
+        }
     }(), {
@@ -90,3 +93,4 @@ [ClipboardStubControl]: control
 function isClipboardStub(clipboard) {
-    return !!clipboard?.[ClipboardStubControl];
+    var ref;
+    return !!((ref = clipboard) === null || ref === void 0 ? void 0 : ref[ClipboardStubControl]);
 }
@@ -133,3 +137,3 @@ function attachClipboardStubToView(window) {
     const window = document.defaultView;
-    const clipboard = window?.navigator.clipboard;
+    const clipboard = window === null || window === void 0 ? void 0 : window.navigator.clipboard;
     const items = clipboard && await clipboard.read();
@@ -136,0 +140,0 @@ if (!items) {

dist/cjs/utils/dataTransfer/DataTransfer.js

@@ -10,5 +10,16 @@ 'use strict';
 class DataTransferItemStub {
-    file = null;
-    data = undefined;
+    getAsFile() {
+        return this.file;
+    }
+    getAsString(callback) {
+        if (typeof this.data === 'string') {
+            callback(this.data);
+        }
+    }
+    /* istanbul ignore next */ webkitGetAsEntry() {
+        throw new Error('not implemented');
+    }
     constructor(dataOrFile, type){
+        this.file = null;
+        this.data = undefined;
         if (typeof dataOrFile === 'string') {
@@ -24,13 +35,2 @@ this.kind = 'string';
     }
-    getAsFile() {
-        return this.file;
-    }
-    getAsString(callback) {
-        if (typeof this.data === 'string') {
-            callback(this.data);
-        }
-    }
-    /* istanbul ignore next */ webkitGetAsEntry() {
-        throw new Error('not implemented');
-    }
 }
@@ -60,5 +60,6 @@ class DataTransferItemListStub extends Array {
         getData(format) {
-            const match = this.items.find(getTypeMatcher(format, true)) ?? this.items.find(getTypeMatcher(format, false));
+            var ref;
+            const match = (ref = this.items.find(getTypeMatcher(format, true))) !== null && ref !== void 0 ? ref : this.items.find(getTypeMatcher(format, false));
             let text = '';
-            match?.getAsString((t)=>{
+            match === null || match === void 0 ? void 0 : match.getAsString((t)=>{
                 text = t;
@@ -87,6 +88,2 @@ });
         }
-        dropEffect = 'none';
-        effectAllowed = 'uninitialized';
-        items = new DataTransferItemListStub();
-        files = FileList.createFileList(window, []);
         get types() {
@@ -102,2 +99,8 @@ const t = [];
         /* istanbul ignore next */ setDragImage() {}
+        constructor(){
+            this.dropEffect = 'none';
+            this.effectAllowed = 'uninitialized';
+            this.items = new DataTransferItemListStub();
+            this.files = FileList.createFileList(window, []);
+        }
     }();
@@ -104,0 +107,0 @@ }

dist/cjs/utils/edit/input.js

@@ -155,2 +155,3 @@ 'use strict';
 function isValidNumberInput(value) {
+    var ref, ref1;
     // the browser allows some invalid input but not others
@@ -160,5 +161,5 @@ // it allows up to two '-' at any place before any 'e' or one directly following 'e'
     const valueParts = value.split('e', 2);
-    return !(/[^\d.\-e]/.test(value) || Number(value.match(/-/g)?.length) > 2 || Number(value.match(/\./g)?.length) > 1 || valueParts[1] && !/^-?\d*$/.test(valueParts[1]));
+    return !(/[^\d.\-e]/.test(value) || Number((ref = value.match(/-/g)) === null || ref === void 0 ? void 0 : ref.length) > 2 || Number((ref1 = value.match(/\./g)) === null || ref1 === void 0 ? void 0 : ref1.length) > 1 || valueParts[1] && !/^-?\d*$/.test(valueParts[1]));
 }
 
 exports.input = input;

dist/cjs/utils/edit/maxLength.js

@@ -31,3 +31,4 @@ 'use strict';
     }
-    const attr = element.getAttribute('maxlength') ?? '';
+    var ref;
+    const attr = (ref = element.getAttribute('maxlength')) !== null && ref !== void 0 ? ref : '';
     return /^\d+$/.test(attr) && Number(attr) >= 0 ? Number(attr) : undefined;
@@ -34,0 +35,0 @@ }

dist/cjs/utils/edit/setFiles.js

@@ -18,3 +18,4 @@ 'use strict';
 function setFiles(el, files) {
-    el[fakeFiles]?.restore();
+    var ref;
+    (ref = el[fakeFiles]) === null || ref === void 0 ? void 0 : ref.restore();
     const typeDescr = Object.getOwnPropertyDescriptor(el, 'type');
@@ -43,3 +44,4 @@ const valueDescr = Object.getOwnPropertyDescriptor(el, 'value');
                 } else {
-                    valueDescr?.set?.call(el, v);
+                    var ref;
+                    valueDescr === null || valueDescr === void 0 ? void 0 : (ref = valueDescr.set) === null || ref === void 0 ? void 0 : ref.call(el, v);
                 }
@@ -46,0 +48,0 @@ }

dist/cjs/utils/focus/cursor.js

@@ -123,2 +123,3 @@ 'use strict';
     for(;;){
+        var ref;
         const sibling = node[`${direction}Sibling`];
@@ -130,3 +131,3 @@ if (sibling) {
             }
-        } else if (node.parentNode && (!isElement(node.parentNode) || !isContentEditable.isContentEditable(node.parentNode) && node.parentNode !== node.ownerDocument?.body)) {
+        } else if (node.parentNode && (!isElement(node.parentNode) || !isContentEditable.isContentEditable(node.parentNode) && node.parentNode !== ((ref = node.ownerDocument) === null || ref === void 0 ? void 0 : ref.body))) {
             node = node.parentNode;
@@ -133,0 +134,0 @@ } else {

dist/cjs/utils/focus/focus.js

@@ -16,3 +16,3 @@ 'use strict';
     const activeElement = getActiveElement.getActiveElement(element.ownerDocument);
-    if ((target ?? element.ownerDocument.body) === activeElement) {
+    if ((target !== null && target !== void 0 ? target : element.ownerDocument.body) === activeElement) {
         return;
@@ -22,7 +22,10 @@ } else if (target) {
     } else {
-        eventWrapper.eventWrapper(()=>activeElement?.blur());
+        eventWrapper.eventWrapper(()=>{
+            var ref;
+            return (ref = activeElement) === null || ref === void 0 ? void 0 : ref.blur();
+        });
     }
-    selection.updateSelectionOnFocus(target ?? element.ownerDocument.body);
+    selection.updateSelectionOnFocus(target !== null && target !== void 0 ? target : element.ownerDocument.body);
 }
 
 exports.focus = focus;

dist/cjs/utils/focus/getActiveElement.js

@@ -9,3 +9,3 @@ 'use strict';
     const activeElement = document.activeElement;
-    if (activeElement?.shadowRoot) {
+    if (activeElement === null || activeElement === void 0 ? void 0 : activeElement.shadowRoot) {
         return getActiveElement(activeElement.shadowRoot);
@@ -21,3 +21,4 @@ } else {
 function getActiveElementOrBody(document) {
-    return getActiveElement(document) ?? /* istanbul ignore next */ document.body;
+    var ref;
+    return (ref = getActiveElement(document)) !== null && ref !== void 0 ? ref : /* istanbul ignore next */ document.body;
 }
@@ -24,0 +25,0 @@

dist/cjs/utils/focus/resolveCaretPosition.js

@@ -28,3 +28,3 @@ 'use strict';
             node: target,
-            offset: offset ?? value.getUIValue(target).length
+            offset: offset !== null && offset !== void 0 ? offset : value.getUIValue(target).length
         };
@@ -34,3 +34,3 @@ } else if (node) {
             node,
-            offset: offset ?? (node.nodeType === 3 ? node.nodeValue.length : node.childNodes.length)
+            offset: offset !== null && offset !== void 0 ? offset : node.nodeType === 3 ? node.nodeValue.length : node.childNodes.length
         };
@@ -67,3 +67,3 @@ }
                         node: c,
-                        offset: offset ?? c.nodeValue.length
+                        offset: offset !== null && offset !== void 0 ? offset : c.nodeValue.length
                     };
@@ -70,0 +70,0 @@ }

dist/cjs/utils/focus/selectAll.js

@@ -37,3 +37,4 @@ 'use strict';
     }
-    const focusNode = isContentEditable.getContentEditable(target) ?? target.ownerDocument.body;
+    var ref;
+    const focusNode = (ref = isContentEditable.getContentEditable(target)) !== null && ref !== void 0 ? ref : target.ownerDocument.body;
     selection.setSelection({
@@ -49,5 +50,6 @@ focusNode,
     }
-    const focusNode = isContentEditable.getContentEditable(target) ?? target.ownerDocument.body;
+    var ref;
+    const focusNode = (ref = isContentEditable.getContentEditable(target)) !== null && ref !== void 0 ? ref : target.ownerDocument.body;
     const selection = target.ownerDocument.getSelection();
-    return selection?.anchorNode === focusNode && selection.focusNode === focusNode && selection.anchorOffset === 0 && selection.focusOffset === focusNode.childNodes.length;
+    return (selection === null || selection === void 0 ? void 0 : selection.anchorNode) === focusNode && selection.focusNode === focusNode && selection.anchorOffset === 0 && selection.focusOffset === focusNode.childNodes.length;
 }
@@ -54,0 +56,0 @@

dist/cjs/utils/focus/selection.js

@@ -33,2 +33,3 @@ 'use strict';
  */ function setSelectionRange(element, anchorOffset, focusOffset) {
+    var ref;
     if (hasOwnSelection(element)) {
@@ -41,3 +42,3 @@ return setSelection({
     }
-    /* istanbul ignore else */ if (isContentEditable.isContentEditable(element) && element.firstChild?.nodeType === 3) {
+    /* istanbul ignore else */ if (isContentEditable.isContentEditable(element) && ((ref = element.firstChild) === null || ref === void 0 ? void 0 : ref.nodeType) === 3) {
         return setSelection({
@@ -73,6 +74,6 @@ focusNode: element.firstChild,
     }
-    const selection$1 = element?.ownerDocument.getSelection();
+    const selection$1 = element === null || element === void 0 ? void 0 : element.ownerDocument.getSelection();
     // It is possible to extend a single-range selection into a contenteditable.
     // This results in the range acting like a range outside of contenteditable.
-    const isCE = isContentEditable.getContentEditable(node) && selection$1?.anchorNode && isContentEditable.getContentEditable(selection$1.anchorNode);
+    const isCE = isContentEditable.getContentEditable(node) && (selection$1 === null || selection$1 === void 0 ? void 0 : selection$1.anchorNode) && isContentEditable.getContentEditable(selection$1.anchorNode);
     return {
@@ -91,3 +92,3 @@ type: isCE ? 'contenteditable' : 'default',
     const selection = element.ownerDocument.getSelection();
-    /* istanbul ignore if */ if (!selection?.focusNode) {
+    /* istanbul ignore if */ if (!(selection === null || selection === void 0 ? void 0 : selection.focusNode)) {
         return;
@@ -106,3 +107,4 @@ }
             if (!selection.isCollapsed) {
-                const focusNode = contenteditable.firstChild?.nodeType === 3 ? contenteditable.firstChild : contenteditable;
+                var ref;
+                const focusNode = ((ref = contenteditable.firstChild) === null || ref === void 0 ? void 0 : ref.nodeType) === 3 ? contenteditable.firstChild : contenteditable;
                 selection.setBaseAndExtent(focusNode, 0, focusNode, 0);
@@ -122,4 +124,5 @@ }
     } else if (typeAndSelection.type === 'contenteditable') {
+        var ref;
         // Multi-range on contenteditable edits the first selection instead of the last
-        return typeAndSelection.selection?.getRangeAt(0);
+        return (ref = typeAndSelection.selection) === null || ref === void 0 ? void 0 : ref.getRangeAt(0);
     }
@@ -130,2 +133,3 @@ }
  */ function modifySelection({ focusNode , focusOffset  }) {
+    var ref, ref1;
     const typeAndSelection = getTargetTypeAndSelection(focusNode);
@@ -138,3 +142,3 @@ if (typeAndSelection.type === 'input') {
     }
-    focusNode.ownerDocument?.getSelection()?.extend(focusNode, focusOffset);
+    (ref1 = (ref = focusNode.ownerDocument) === null || ref === void 0 ? void 0 : ref.getSelection()) === null || ref1 === void 0 ? void 0 : ref1.extend(focusNode, focusOffset);
 }
@@ -144,2 +148,3 @@ /**
  */ function setSelection({ focusNode , focusOffset , anchorNode =focusNode , anchorOffset =focusOffset  }) {
+    var ref, ref1;
     const typeAndSelection = getTargetTypeAndSelection(focusNode);
@@ -152,3 +157,3 @@ if (typeAndSelection.type === 'input') {
     }
-    anchorNode.ownerDocument?.getSelection()?.setBaseAndExtent(anchorNode, anchorOffset, focusNode, focusOffset);
+    (ref1 = (ref = anchorNode.ownerDocument) === null || ref === void 0 ? void 0 : ref.getSelection()) === null || ref1 === void 0 ? void 0 : ref1.setBaseAndExtent(anchorNode, anchorOffset, focusNode, focusOffset);
 }
@@ -167,3 +172,3 @@ /**
         const selection1 = node.ownerDocument.getSelection();
-        if (!selection1?.focusNode) {
+        if (!(selection1 === null || selection1 === void 0 ? void 0 : selection1.focusNode)) {
             return;
@@ -204,9 +209,9 @@ }
         selection.setUISelection(target, {
-            anchorOffset: start ?? text.length,
-            focusOffset: end ?? text.length
+            anchorOffset: start !== null && start !== void 0 ? start : text.length,
+            focusOffset: end !== null && end !== void 0 ? end : text.length
         });
         return {
             node: target,
-            start: start ?? 0,
-            end: end ?? text.length
+            start: start !== null && start !== void 0 ? start : 0,
+            end: end !== null && end !== void 0 ? end : text.length
         };
@@ -232,4 +237,4 @@ } else {
         const selection = document.getSelection();
-        selection?.removeAllRanges();
-        selection?.addRange(range.cloneRange());
+        selection === null || selection === void 0 ? void 0 : selection.removeAllRanges();
+        selection === null || selection === void 0 ? void 0 : selection.addRange(range.cloneRange());
         return range;
@@ -245,3 +250,3 @@ }
     }
-    const textPos = pos ?? text.length;
+    const textPos = pos !== null && pos !== void 0 ? pos : text.length;
     if (clickCount % 3 === 2) {
@@ -287,4 +292,4 @@ return [
         const selection = document.getSelection();
-        selection?.removeAllRanges();
-        selection?.addRange(range.cloneRange());
+        selection === null || selection === void 0 ? void 0 : selection.removeAllRanges();
+        selection === null || selection === void 0 ? void 0 : selection.addRange(range.cloneRange());
     }
@@ -291,0 +296,0 @@ }

dist/cjs/utils/keyDef/readNextDescriptor.js

@@ -44,2 +44,3 @@ 'use strict';
 function readTag(text, pos, startBracket, context) {
+    var ref, ref1;
     const releasePreviousModifier = text[pos] === '/' ? '/' : '';
@@ -49,6 +50,7 @@ pos += releasePreviousModifier.length;
     pos += Number(escapedDescriptor);
-    const descriptor = escapedDescriptor ? text[pos] : text.slice(pos).match(startBracket === '{' ? /^\w+|^[^}>/]/ : /^\w+/)?.[0];
+    const descriptor = escapedDescriptor ? text[pos] : (ref = text.slice(pos).match(startBracket === '{' ? /^\w+|^[^}>/]/ : /^\w+/)) === null || ref === void 0 ? void 0 : ref[0];
     assertDescriptor(descriptor, text, pos, context);
     pos += descriptor.length;
-    const repeatModifier = text.slice(pos).match(/^>\d+/)?.[0] ?? '';
+    var ref2;
+    const repeatModifier = (ref2 = (ref1 = text.slice(pos).match(/^>\d+/)) === null || ref1 === void 0 ? void 0 : ref1[0]) !== null && ref2 !== void 0 ? ref2 : '';
     pos += repeatModifier.length;
@@ -89,3 +91,3 @@ const releaseSelfModifier = text[pos] === '/' || !repeatModifier && text[pos] === '>' ? text[pos] : '';
 function getErrorMessage(expected, found, text, context) {
-    return `Expected ${expected} but found "${found ?? ''}" in "${text}"
+    return `Expected ${expected} but found "${found !== null && found !== void 0 ? found : ''}" in "${text}"
     See ${context === 'pointer' ? `https://testing-library.com/docs/user-event/pointer#pressing-a-button-or-touching-the-screen` : `https://testing-library.com/docs/user-event/keyboard`}
@@ -92,0 +94,0 @@ for more information about how userEvent parses your input.`;

dist/cjs/utils/misc/isDisabled.js

@@ -22,3 +22,4 @@ 'use strict';
         } else if (isElementType.isElementType(el, 'fieldset')) {
-            if (el.hasAttribute('disabled') && !el.querySelector(':scope > legend')?.contains(element)) {
+            var ref;
+            if (el.hasAttribute('disabled') && !((ref = el.querySelector(':scope > legend')) === null || ref === void 0 ? void 0 : ref.contains(element))) {
                 return true;
@@ -25,0 +26,0 @@ }

dist/cjs/utils/misc/isVisible.js

@@ -9,3 +9,3 @@ 'use strict';
     const window = getWindow.getWindow(element);
-    for(let el = element; el?.ownerDocument; el = el.parentElement){
+    for(let el = element; el === null || el === void 0 ? void 0 : el.ownerDocument; el = el.parentElement){
         const { display , visibility  } = window.getComputedStyle(el);
@@ -12,0 +12,0 @@ if (display === 'none') {

dist/cjs/utils/misc/level.js

@@ -5,2 +5,3 @@ 'use strict';
 
+var _config, _Level;
 exports.ApiLevel = void 0;
@@ -13,7 +14,9 @@ (function(ApiLevel) {
 function setLevelRef(config, level) {
-    config[Level] ??= {};
+    var ref;
+    (ref = (_config = config)[_Level = Level]) !== null && ref !== void 0 ? ref : _config[_Level] = {};
     config[Level][level] = {};
 }
 function getLevelRef(config, level) {
-    return config[Level]?.[level];
+    var ref;
+    return (ref = config[Level]) === null || ref === void 0 ? void 0 : ref[level];
 }
@@ -20,0 +23,0 @@

dist/cjs/utils/pointer/cssPointerEvents.js

@@ -24,7 +24,8 @@ 'use strict';
 function hasPointerEvents(config, element) {
-    return checkPointerEvents(config, element)?.pointerEvents !== 'none';
+    var ref;
+    return ((ref = checkPointerEvents(config, element)) === null || ref === void 0 ? void 0 : ref.pointerEvents) !== 'none';
 }
 function closestPointerEventsDeclaration(element) {
     const window = getWindow.getWindow(element);
-    for(let el = element, tree = []; el?.ownerDocument; el = el.parentElement){
+    for(let el = element, tree = []; el === null || el === void 0 ? void 0 : el.ownerDocument; el = el.parentElement){
         tree.push(el);
@@ -49,3 +50,3 @@ const pointerEvents = window.getComputedStyle(el).pointerEvents;
     if (!needsCheck) {
-        return lastCheck?.result;
+        return lastCheck === null || lastCheck === void 0 ? void 0 : lastCheck.result;
     }
@@ -62,3 +63,3 @@ const declaration = closestPointerEventsDeclaration(element);
     const declaration = checkPointerEvents(config, element);
-    if (declaration?.pointerEvents === 'none') {
+    if ((declaration === null || declaration === void 0 ? void 0 : declaration.pointerEvents) === 'none') {
         throw new Error([
@@ -83,2 +84,3 @@ `Unable to perform pointer interaction as the element ${declaration.tree.length > 1 ? 'inherits' : 'has'} \`pointer-events: none\`:`,
 function getLabelDescr(element) {
+    var ref;
     let label;
@@ -88,3 +90,4 @@ if (element.hasAttribute('aria-label')) {
     } else if (element.hasAttribute('aria-labelledby')) {
-        label = element.ownerDocument.getElementById(element.getAttribute('aria-labelledby'))?.textContent?.trim();
+        var ref1, ref2;
+        label = (ref1 = element.ownerDocument.getElementById(element.getAttribute('aria-labelledby'))) === null || ref1 === void 0 ? void 0 : (ref2 = ref1.textContent) === null || ref2 === void 0 ? void 0 : ref2.trim();
     } else if (isElementType.isElementType(element, [
@@ -98,10 +101,14 @@ 'button',
         'textarea', 
-    ]) && element.labels?.length) {
-        label = Array.from(element.labels).map((el)=>el.textContent?.trim()).join('|');
+    ]) && ((ref = element.labels) === null || ref === void 0 ? void 0 : ref.length)) {
+        label = Array.from(element.labels).map((el)=>{
+            var ref;
+            return (ref = el.textContent) === null || ref === void 0 ? void 0 : ref.trim();
+        }).join('|');
     } else if (isElementType.isElementType(element, 'button')) {
-        label = element.textContent?.trim();
+        var ref3;
+        label = (ref3 = element.textContent) === null || ref3 === void 0 ? void 0 : ref3.trim();
     }
-    label = label?.replace(/\n/g, '  ');
-    if (Number(label?.length) > 30) {
-        label = `${label?.substring(0, 29)}…`;
+    label = label === null || label === void 0 ? void 0 : label.replace(/\n/g, '  ');
+    if (Number(label === null || label === void 0 ? void 0 : label.length) > 30) {
+        label = `${label === null || label === void 0 ? void 0 : label.substring(0, 29)}…`;
     }
@@ -108,0 +115,0 @@ return label ? `(label=${label})` : '';

dist/esm/clipboard/copy.js

@@ -23,3 +23,4 @@ import '../setup/index.js';
     const doc = this[Config].document;
-    const target = doc.activeElement ?? /* istanbul ignore next */ doc.body;
+    var _activeElement;
+    const target = (_activeElement = doc.activeElement) !== null && _activeElement !== void 0 ? _activeElement : /* istanbul ignore next */ doc.body;
     const clipboardData = copySelection(target);
@@ -26,0 +27,0 @@ if (clipboardData.items.length === 0) {

dist/esm/clipboard/cut.js

@@ -23,3 +23,4 @@ import '../setup/index.js';
     const doc = this[Config].document;
-    const target = doc.activeElement ?? /* istanbul ignore next */ doc.body;
+    var _activeElement;
+    const target = (_activeElement = doc.activeElement) !== null && _activeElement !== void 0 ? _activeElement : /* istanbul ignore next */ doc.body;
     const clipboardData = copySelection(target);
@@ -26,0 +27,0 @@ if (clipboardData.items.length === 0) {

dist/esm/clipboard/paste.js

@@ -23,4 +23,6 @@ import '../setup/index.js';
     const doc = this[Config].document;
-    const target = doc.activeElement ?? /* istanbul ignore next */ doc.body;
-    const dataTransfer = (typeof clipboardData === 'string' ? getClipboardDataFromString(doc, clipboardData) : clipboardData) ?? await readDataTransferFromClipboard(doc).catch(()=>{
+    var _activeElement;
+    const target = (_activeElement = doc.activeElement) !== null && _activeElement !== void 0 ? _activeElement : /* istanbul ignore next */ doc.body;
+    var ref;
+    const dataTransfer = (ref = typeof clipboardData === 'string' ? getClipboardDataFromString(doc, clipboardData) : clipboardData) !== null && ref !== void 0 ? ref : await readDataTransferFromClipboard(doc).catch(()=>{
         throw new Error('`userEvent.paste()` without `clipboardData` requires the `ClipboardAPI` to be available.');
@@ -27,0 +29,0 @@ });

dist/esm/document/interceptor.js

@@ -5,4 +5,4 @@ const Interceptor = Symbol('Interceptor for programmatical calls');
     const objectDescriptor = Object.getOwnPropertyDescriptor(element, propName);
-    const target = prototypeDescriptor?.set ? 'set' : 'value';
-    /* istanbul ignore if */ if (typeof prototypeDescriptor?.[target] !== 'function' || prototypeDescriptor[target][Interceptor]) {
+    const target = (prototypeDescriptor === null || prototypeDescriptor === void 0 ? void 0 : prototypeDescriptor.set) ? 'set' : 'value';
+    /* istanbul ignore if */ if (typeof (prototypeDescriptor === null || prototypeDescriptor === void 0 ? void 0 : prototypeDescriptor[target]) !== 'function' || prototypeDescriptor[target][Interceptor]) {
         throw new Error(`Element ${element.tagName} does not implement "${String(propName)}".`);
@@ -18,7 +18,7 @@ }
         }
-        then?.();
+        then === null || then === void 0 ? void 0 : then();
     }
     intercept[Interceptor] = Interceptor;
     Object.defineProperty(element, propName, {
-        ...objectDescriptor ?? prototypeDescriptor,
+        ...objectDescriptor !== null && objectDescriptor !== void 0 ? objectDescriptor : prototypeDescriptor,
         [target]: intercept
@@ -25,0 +25,0 @@ });

dist/esm/document/selection.js

@@ -82,5 +82,6 @@ import '../utils/click/isClickableInput.js';
 function getUISelection(element) {
-    const sel = element[UISelection] ?? {
-        anchorOffset: element.selectionStart ?? 0,
-        focusOffset: element.selectionEnd ?? 0
+    var _selectionStart, _selectionEnd, _UISelection;
+    const sel = (_UISelection = element[UISelection]) !== null && _UISelection !== void 0 ? _UISelection : {
+        anchorOffset: (_selectionStart = element.selectionStart) !== null && _selectionStart !== void 0 ? _selectionStart : 0,
+        focusOffset: (_selectionEnd = element.selectionEnd) !== null && _selectionEnd !== void 0 ? _selectionEnd : 0
     };
@@ -87,0 +88,0 @@ return {

dist/esm/document/value.js

@@ -90,3 +90,4 @@ import '../utils/click/isClickableInput.js';
 function trackOrSetValue(element, v) {
-    element[TrackChanges]?.tracked?.push(v);
+    var ref, ref1;
+    (ref = element[TrackChanges]) === null || ref === void 0 ? void 0 : (ref1 = ref.tracked) === null || ref1 === void 0 ? void 0 : ref1.push(v);
     if (!element[TrackChanges]) {
@@ -100,5 +101,6 @@ setUIValueClean(element);
 function commitValueAfterInput(element, cursorOffset) {
+    var ref;
     const changes = element[TrackChanges];
     element[TrackChanges] = undefined;
-    if (!changes?.tracked?.length) {
+    if (!(changes === null || changes === void 0 ? void 0 : (ref = changes.tracked) === null || ref === void 0 ? void 0 : ref.length)) {
         return;
@@ -105,0 +107,0 @@ }

dist/esm/event/behavior/keydown.js

@@ -28,3 +28,5 @@ import '../../utils/click/isClickableInput.js';
 behavior.keydown = (event, target, config)=>{
-    return keydownBehavior[event.key]?.(event, target, config) ?? combinationBehavior(event, target, config);
+    var ref;
+    var ref1;
+    return (ref1 = (ref = keydownBehavior[event.key]) === null || ref === void 0 ? void 0 : ref.call(keydownBehavior, event, target, config)) !== null && ref1 !== void 0 ? ref1 : combinationBehavior(event, target, config);
 };
@@ -82,3 +84,5 @@ const keydownBehavior = {
             return ()=>{
-                const newPos = getValue(target)?.length ?? /* istanbul ignore next */ 0;
+                var ref;
+                var ref1;
+                const newPos = (ref1 = (ref = getValue(target)) === null || ref === void 0 ? void 0 : ref.length) !== null && ref1 !== void 0 ? ref1 : /* istanbul ignore next */ 0;
                 setSelectionRange(target, newPos, newPos);
@@ -85,0 +89,0 @@ };

dist/esm/event/behavior/keypress.js

@@ -23,3 +23,3 @@ import { dispatchUIEvent } from '../index.js';
             const form = target.form;
-            const submit = form?.querySelector('input[type="submit"], button:not([type]), button[type="submit"]');
+            const submit = form === null || form === void 0 ? void 0 : form.querySelector('input[type="submit"], button:not([type]), button[type="submit"]');
             if (submit) {
@@ -26,0 +26,0 @@ return ()=>dispatchUIEvent(config, submit, 'click');

dist/esm/event/behavior/keyup.js

@@ -14,3 +14,4 @@ import { isClickableInput } from '../../utils/click/isClickableInput.js';
 behavior.keyup = (event, target, config)=>{
-    return keyupBehavior[event.key]?.(event, target, config);
+    var ref;
+    return (ref = keyupBehavior[event.key]) === null || ref === void 0 ? void 0 : ref.call(keyupBehavior, event, target, config);
 };
@@ -17,0 +18,0 @@ const keyupBehavior = {

dist/esm/event/behavior/paste.js

@@ -21,3 +21,4 @@ import '../../utils/click/isClickableInput.js';
         return ()=>{
-            const insertData = event.clipboardData?.getData('text');
+            var ref;
+            const insertData = (ref = event.clipboardData) === null || ref === void 0 ? void 0 : ref.getData('text');
             if (insertData) {
@@ -24,0 +25,0 @@ input(config, target, insertData, 'insertFromPaste');

dist/esm/event/createEvent.js

@@ -44,38 +44,54 @@ import '../utils/click/isClickableInput.js';
 function createEvent(type, target, init) {
+    var ref;
     const window = getWindow(target);
     const { EventType , defaultInit  } = eventMap[eventMapKeys[type]];
     const event = new (getEventConstructors(window))[EventType](type, defaultInit);
-    eventInitializer[EventType]?.forEach((f)=>f(event, init ?? {}));
+    (ref = eventInitializer[EventType]) === null || ref === void 0 ? void 0 : ref.forEach((f)=>f(event, init !== null && init !== void 0 ? init : {}));
     return event;
 }
 /* istanbul ignore next */ function getEventConstructors(window) {
-    /* eslint-disable @typescript-eslint/no-unnecessary-condition, @typescript-eslint/no-extraneous-class */ const Event = window.Event ?? class Event {
+    var _Event;
+    /* eslint-disable @typescript-eslint/no-unnecessary-condition, @typescript-eslint/no-extraneous-class */ const Event = (_Event = window.Event) !== null && _Event !== void 0 ? _Event : class Event {
     };
-    const AnimationEvent = window.AnimationEvent ?? class AnimationEvent extends Event {
+    var _AnimationEvent;
+    const AnimationEvent = (_AnimationEvent = window.AnimationEvent) !== null && _AnimationEvent !== void 0 ? _AnimationEvent : class AnimationEvent extends Event {
     };
-    const ClipboardEvent = window.ClipboardEvent ?? class ClipboardEvent extends Event {
+    var _ClipboardEvent;
+    const ClipboardEvent = (_ClipboardEvent = window.ClipboardEvent) !== null && _ClipboardEvent !== void 0 ? _ClipboardEvent : class ClipboardEvent extends Event {
     };
-    const PopStateEvent = window.PopStateEvent ?? class PopStateEvent extends Event {
+    var _PopStateEvent;
+    const PopStateEvent = (_PopStateEvent = window.PopStateEvent) !== null && _PopStateEvent !== void 0 ? _PopStateEvent : class PopStateEvent extends Event {
     };
-    const ProgressEvent = window.ProgressEvent ?? class ProgressEvent extends Event {
+    var _ProgressEvent;
+    const ProgressEvent = (_ProgressEvent = window.ProgressEvent) !== null && _ProgressEvent !== void 0 ? _ProgressEvent : class ProgressEvent extends Event {
     };
-    const TransitionEvent = window.TransitionEvent ?? class TransitionEvent extends Event {
+    var _TransitionEvent;
+    const TransitionEvent = (_TransitionEvent = window.TransitionEvent) !== null && _TransitionEvent !== void 0 ? _TransitionEvent : class TransitionEvent extends Event {
     };
-    const UIEvent = window.UIEvent ?? class UIEvent extends Event {
+    var _UIEvent;
+    const UIEvent = (_UIEvent = window.UIEvent) !== null && _UIEvent !== void 0 ? _UIEvent : class UIEvent extends Event {
     };
-    const CompositionEvent = window.CompositionEvent ?? class CompositionEvent extends UIEvent {
+    var _CompositionEvent;
+    const CompositionEvent = (_CompositionEvent = window.CompositionEvent) !== null && _CompositionEvent !== void 0 ? _CompositionEvent : class CompositionEvent extends UIEvent {
     };
-    const FocusEvent = window.FocusEvent ?? class FocusEvent extends UIEvent {
+    var _FocusEvent;
+    const FocusEvent = (_FocusEvent = window.FocusEvent) !== null && _FocusEvent !== void 0 ? _FocusEvent : class FocusEvent extends UIEvent {
     };
-    const InputEvent = window.InputEvent ?? class InputEvent extends UIEvent {
+    var _InputEvent;
+    const InputEvent = (_InputEvent = window.InputEvent) !== null && _InputEvent !== void 0 ? _InputEvent : class InputEvent extends UIEvent {
     };
-    const KeyboardEvent = window.KeyboardEvent ?? class KeyboardEvent extends UIEvent {
+    var _KeyboardEvent;
+    const KeyboardEvent = (_KeyboardEvent = window.KeyboardEvent) !== null && _KeyboardEvent !== void 0 ? _KeyboardEvent : class KeyboardEvent extends UIEvent {
     };
-    const MouseEvent = window.MouseEvent ?? class MouseEvent extends UIEvent {
+    var _MouseEvent;
+    const MouseEvent = (_MouseEvent = window.MouseEvent) !== null && _MouseEvent !== void 0 ? _MouseEvent : class MouseEvent extends UIEvent {
     };
-    const DragEvent = window.DragEvent ?? class DragEvent extends MouseEvent {
+    var _DragEvent;
+    const DragEvent = (_DragEvent = window.DragEvent) !== null && _DragEvent !== void 0 ? _DragEvent : class DragEvent extends MouseEvent {
     };
-    const PointerEvent = window.PointerEvent ?? class PointerEvent extends MouseEvent {
+    var _PointerEvent;
+    const PointerEvent = (_PointerEvent = window.PointerEvent) !== null && _PointerEvent !== void 0 ? _PointerEvent : class PointerEvent extends MouseEvent {
     };
-    const TouchEvent = window.TouchEvent ?? class TouchEvent extends UIEvent {
+    var _TouchEvent;
+    const TouchEvent = (_TouchEvent = window.TouchEvent) !== null && _TouchEvent !== void 0 ? _TouchEvent : class TouchEvent extends UIEvent {
     };
@@ -103,3 +119,3 @@ /* eslint-enable @typescript-eslint/no-unnecessary-condition, @typescript-eslint/no-extraneous-class */ return {
         Object.defineProperty(obj, key, {
-            get: ()=>value ?? null
+            get: ()=>value !== null && value !== void 0 ? value : null
         });
@@ -109,3 +125,3 @@ }
 function sanitizeNumber(n) {
-    return Number(n ?? 0);
+    return Number(n !== null && n !== void 0 ? n : 0);
 }
@@ -127,3 +143,3 @@ function initClipboardEvent(event, { clipboardData  }) {
         view,
-        detail: sanitizeNumber(detail ?? 0)
+        detail: sanitizeNumber(detail !== null && detail !== void 0 ? detail : 0)
     });
@@ -130,0 +146,0 @@ }

dist/esm/event/dispatchEvent.js

@@ -11,4 +11,5 @@ import './behavior/click.js';
 function dispatchEvent(config, target, event, preventDefault = false) {
+    var ref;
     const type = event.type;
-    const behaviorImplementation = preventDefault ? ()=>{} : behavior[type]?.(event, target, config);
+    const behaviorImplementation = preventDefault ? ()=>{} : (ref = behavior[type]) === null || ref === void 0 ? void 0 : ref(event, target, config);
     if (behaviorImplementation) {
@@ -15,0 +16,0 @@ event.preventDefault();

dist/esm/keyboard/parseKeyDef.js

@@ -31,10 +31,13 @@ import '../utils/click/isClickableInput.js';
         const { type , descriptor , consumedLength , releasePrevious , releaseSelf =true , repeat ,  } = readNextDescriptor(text, 'keyboard');
-        const keyDef = keyboardMap.find((def)=>{
+        var ref;
+        const keyDef = (ref = keyboardMap.find((def)=>{
             if (type === '[') {
-                return def.code?.toLowerCase() === descriptor.toLowerCase();
+                var ref;
+                return ((ref = def.code) === null || ref === void 0 ? void 0 : ref.toLowerCase()) === descriptor.toLowerCase();
             } else if (type === '{') {
-                return def.key?.toLowerCase() === descriptor.toLowerCase();
+                var ref1;
+                return ((ref1 = def.key) === null || ref1 === void 0 ? void 0 : ref1.toLowerCase()) === descriptor.toLowerCase();
             }
             return def.key === descriptor;
-        }) ?? {
+        })) !== null && ref !== void 0 ? ref : {
             key: 'Unknown',
@@ -41,0 +44,0 @@ code: 'Unknown',

dist/esm/pointer/index.js

@@ -46,10 +46,12 @@ import '../setup/index.js';
 async function pointerAction(config, action) {
+    var ref, ref1;
     const pointerName = 'pointerName' in action && action.pointerName ? action.pointerName : 'keyDef' in action ? config.system.pointer.getPointerName(action.keyDef) : 'mouse';
     const previousPosition = config.system.pointer.getPreviousPosition(pointerName);
+    var _target, _coords, _node, _offset;
     const position = {
-        target: action.target ?? getPrevTarget(config, previousPosition),
-        coords: action.coords ?? previousPosition?.coords,
+        target: (_target = action.target) !== null && _target !== void 0 ? _target : getPrevTarget(config, previousPosition),
+        coords: (_coords = action.coords) !== null && _coords !== void 0 ? _coords : previousPosition === null || previousPosition === void 0 ? void 0 : previousPosition.coords,
         caret: {
-            node: action.node ?? (hasCaretPosition(action) ? undefined : previousPosition?.caret?.node),
-            offset: action.offset ?? (hasCaretPosition(action) ? undefined : previousPosition?.caret?.offset)
+            node: (_node = action.node) !== null && _node !== void 0 ? _node : hasCaretPosition(action) ? undefined : previousPosition === null || previousPosition === void 0 ? void 0 : (ref = previousPosition.caret) === null || ref === void 0 ? void 0 : ref.node,
+            offset: (_offset = action.offset) !== null && _offset !== void 0 ? _offset : hasCaretPosition(action) ? undefined : previousPosition === null || previousPosition === void 0 ? void 0 : (ref1 = previousPosition.caret) === null || ref1 === void 0 ? void 0 : ref1.offset
         }
@@ -76,3 +78,4 @@ };
 function hasCaretPosition(action) {
-    return !!((action.target ?? action.node) ?? action.offset !== undefined);
+    var _target, ref;
+    return !!((ref = (_target = action.target) !== null && _target !== void 0 ? _target : action.node) !== null && ref !== void 0 ? ref : action.offset !== undefined);
 }
@@ -83,5 +86,6 @@ function getPrevTarget(config, position) {
     }
-    return position.target ?? config.document.body;
+    var _target;
+    return (_target = position.target) !== null && _target !== void 0 ? _target : config.document.body;
 }
 
 export { pointer };

dist/esm/setup/setup.js

@@ -21,2 +21,3 @@ import { prepareDocument } from '../document/index.js';
     const document = getDocument(options, node, defaults);
+    var _system;
     return {
@@ -26,3 +27,3 @@ ...defaults,
         document,
-        system: options.system ?? new System()
+        system: (_system = options.system) !== null && _system !== void 0 ? _system : new System()
     };
@@ -36,3 +37,4 @@ }
     prepareDocument(config.document);
-    const view = config.document.defaultView ?? /* istanbul ignore next */ globalThis.window;
+    var _defaultView;
+    const view = (_defaultView = config.document.defaultView) !== null && _defaultView !== void 0 ? _defaultView : /* istanbul ignore next */ globalThis.window;
     attachClipboardStubToView(view);
@@ -46,3 +48,3 @@ return doSetup(config);
         ...options,
-        system: pointerState ?? keyboardState
+        system: pointerState !== null && pointerState !== void 0 ? pointerState : keyboardState
     }, defaultOptionsDirect, node);
@@ -91,5 +93,6 @@ prepareDocument(config.document);
 function getDocument(options, node, defaults) {
-    return (options.document ?? (node && getDocumentFromNode(node))) ?? defaults.document;
+    var _document, ref;
+    return (ref = (_document = options.document) !== null && _document !== void 0 ? _document : node && getDocumentFromNode(node)) !== null && ref !== void 0 ? ref : defaults.document;
 }
 
 export { createConfig, setupDirect, setupMain, setupSub };

dist/esm/system/index.js

@@ -7,4 +7,2 @@ import { KeyboardHost } from './keyboard.js';
  */ class System {
-    keyboard = new KeyboardHost(this);
-    pointer = new PointerHost(this);
     getUIEventModifiers() {
@@ -26,4 +24,8 @@ return {
     }
+    constructor(){
+        this.keyboard = new KeyboardHost(this);
+        this.pointer = new PointerHost(this);
+    }
 }
 
 export { System };

dist/esm/system/keyboard.js

@@ -13,2 +13,3 @@ import { dispatchUIEvent } from '../event/index.js';
 
+var _pressed, _code, _code1;
 var DOM_KEY_LOCATION;
@@ -44,23 +45,2 @@ (function(DOM_KEY_LOCATION) {
 class KeyboardHost {
-    constructor(system){
-        this.system = system;
-    }
-    modifiers = {
-        Alt: false,
-        AltGraph: false,
-        CapsLock: false,
-        Control: false,
-        Fn: false,
-        FnLock: false,
-        Meta: false,
-        NumLock: false,
-        ScrollLock: false,
-        Shift: false,
-        Symbol: false,
-        SymbolLock: false
-    };
-    pressed = {};
-    carryChar = '';
-    lastKeydownTarget = undefined;
-    modifierLockStart = {};
     isKeyPressed(keyDef) {
@@ -77,3 +57,4 @@ return !!this.pressed[String(keyDef.code)];
         this.setKeydownTarget(target);
-        this.pressed[code] ??= {
+        var ref;
+        (ref = (_pressed = this.pressed)[_code = code]) !== null && ref !== void 0 ? ref : _pressed[_code] = {
             keyDef,
@@ -93,3 +74,3 @@ unpreventedDefault: false
         }
-        this.pressed[code].unpreventedDefault ||= unprevented;
+        (_code1 = this.pressed[code]).unpreventedDefault || (_code1.unpreventedDefault = unprevented);
         if (unprevented && this.hasKeyPress(key)) {
@@ -133,4 +114,25 @@ dispatchUIEvent(config, getActiveElementOrBody(config.document), 'keypress', {
     }
+    constructor(system){
+        this.modifiers = {
+            Alt: false,
+            AltGraph: false,
+            CapsLock: false,
+            Control: false,
+            Fn: false,
+            FnLock: false,
+            Meta: false,
+            NumLock: false,
+            ScrollLock: false,
+            Shift: false,
+            Symbol: false,
+            SymbolLock: false
+        };
+        this.pressed = {};
+        this.carryChar = '';
+        this.lastKeydownTarget = undefined;
+        this.modifierLockStart = {};
+        this.system = system;
+    }
 }
 
 export { DOM_KEY_LOCATION, KeyboardHost };

dist/esm/system/pointer/buttons.js

 class Buttons {
-    pressed = {};
     getButtons() {
@@ -34,2 +33,5 @@ let v = 0;
     }
+    constructor(){
+        this.pressed = {};
+    }
 }
@@ -36,0 +38,0 @@ const MouseButton = {

dist/esm/system/pointer/device.js

 class Device {
-    pressedKeys = new Set();
     get countPressed() {
@@ -15,4 +14,7 @@ return this.pressedKeys.size;
     }
+    constructor(){
+        this.pressedKeys = new Set();
+    }
 }
 
 export { Device };

dist/esm/system/pointer/index.js

@@ -6,50 +6,4 @@ import { Buttons } from './buttons.js';
 
+var _registry, _k;
 class PointerHost {
-    constructor(system){
-        this.system = system;
-        this.buttons = new Buttons();
-        this.mouse = new Mouse();
-    }
-    devices = new class {
-        registry = {};
-        get(k) {
-            this.registry[k] ??= new Device();
-            return this.registry[k];
-        }
-    }();
-    pointers = new class {
-        registry = {
-            mouse: new Pointer({
-                pointerId: 1,
-                pointerType: 'mouse',
-                isPrimary: true
-            })
-        };
-        nextId = 2;
-        new(pointerName, keyDef) {
-            const isPrimary = keyDef.pointerType !== 'touch' || !Object.values(this.registry).some((p)=>p.pointerType === 'touch' && !p.isCancelled);
-            if (!isPrimary) {
-                Object.values(this.registry).forEach((p)=>{
-                    if (p.pointerType === keyDef.pointerType && !p.isCancelled) {
-                        p.isMultitouch = true;
-                    }
-                });
-            }
-            this.registry[pointerName] = new Pointer({
-                pointerId: this.nextId++,
-                pointerType: keyDef.pointerType,
-                isPrimary
-            });
-            return this.registry[pointerName];
-        }
-        get(pointerName) {
-            if (!this.has(pointerName)) {
-                throw new Error(`Trying to access pointer "${pointerName}" which does not exist.`);
-            }
-            return this.registry[pointerName];
-        }
-        has(pointerName) {
-            return pointerName in this.registry;
-        }
-    }();
     isKeyPressed(keyDef) {
@@ -81,8 +35,8 @@ return this.devices.get(keyDef.pointerType).isPressed(keyDef);
         const mousemove = pointer.pointerType === 'touch' || pointer.isPrevented && pointer.isDown ? undefined : this.mouse.move(config, position);
-        pointermove?.leave();
-        mousemove?.leave();
-        pointermove?.enter();
-        mousemove?.enter();
-        pointermove?.move();
-        mousemove?.move();
+        pointermove === null || pointermove === void 0 ? void 0 : pointermove.leave();
+        mousemove === null || mousemove === void 0 ? void 0 : mousemove.leave();
+        pointermove === null || pointermove === void 0 ? void 0 : pointermove.enter();
+        mousemove === null || mousemove === void 0 ? void 0 : mousemove.enter();
+        pointermove === null || pointermove === void 0 ? void 0 : pointermove.move();
+        mousemove === null || mousemove === void 0 ? void 0 : mousemove.move();
     }
@@ -108,5 +62,5 @@ async release(config, keyDef, position) {
                 const mousemove = this.mouse.move(config, pointer.position);
-                mousemove?.leave();
-                mousemove?.enter();
-                mousemove?.move();
+                mousemove === null || mousemove === void 0 ? void 0 : mousemove.leave();
+                mousemove === null || mousemove === void 0 ? void 0 : mousemove.enter();
+                mousemove === null || mousemove === void 0 ? void 0 : mousemove.move();
                 this.mouse.down(config, keyDef, pointer);
@@ -116,5 +70,5 @@ }
                 const mousemove1 = this.mouse.move(config, pointer.position);
-                mousemove1?.leave();
-                mousemove1?.enter();
-                mousemove1?.move();
+                mousemove1 === null || mousemove1 === void 0 ? void 0 : mousemove1.leave();
+                mousemove1 === null || mousemove1 === void 0 ? void 0 : mousemove1.enter();
+                mousemove1 === null || mousemove1 === void 0 ? void 0 : mousemove1.move();
                 this.mouse.up(config, keyDef, pointer);
@@ -134,3 +88,4 @@ }
     getMouseTarget(config) {
-        return this.mouse.position.target ?? config.document.body;
+        var _target;
+        return (_target = this.mouse.position.target) !== null && _target !== void 0 ? _target : config.document.body;
     }
@@ -141,7 +96,60 @@ setMousePosition(position) {
     }
+    constructor(system){
+        this.devices = new class {
+            get(k) {
+                var ref;
+                (ref = (_registry = this.registry)[_k = k]) !== null && ref !== void 0 ? ref : _registry[_k] = new Device();
+                return this.registry[k];
+            }
+            constructor(){
+                this.registry = {};
+            }
+        }();
+        this.pointers = new class {
+            new(pointerName, keyDef) {
+                const isPrimary = keyDef.pointerType !== 'touch' || !Object.values(this.registry).some((p)=>p.pointerType === 'touch' && !p.isCancelled);
+                if (!isPrimary) {
+                    Object.values(this.registry).forEach((p)=>{
+                        if (p.pointerType === keyDef.pointerType && !p.isCancelled) {
+                            p.isMultitouch = true;
+                        }
+                    });
+                }
+                this.registry[pointerName] = new Pointer({
+                    pointerId: this.nextId++,
+                    pointerType: keyDef.pointerType,
+                    isPrimary
+                });
+                return this.registry[pointerName];
+            }
+            get(pointerName) {
+                if (!this.has(pointerName)) {
+                    throw new Error(`Trying to access pointer "${pointerName}" which does not exist.`);
+                }
+                return this.registry[pointerName];
+            }
+            has(pointerName) {
+                return pointerName in this.registry;
+            }
+            constructor(){
+                this.registry = {
+                    mouse: new Pointer({
+                        pointerId: 1,
+                        pointerType: 'mouse',
+                        isPrimary: true
+                    })
+                };
+                this.nextId = 2;
+            }
+        }();
+        this.system = system;
+        this.buttons = new Buttons();
+        this.mouse = new Mouse();
+    }
 }
 function isDifferentPointerPosition(positionA, positionB) {
-    return positionA.target !== positionB.target || positionA.coords?.x !== positionB.coords?.y || positionA.coords?.y !== positionB.coords?.y || positionA.caret?.node !== positionB.caret?.node || positionA.caret?.offset !== positionB.caret?.offset;
+    var ref, ref1, ref2, ref3, ref4, ref5, ref6, ref7;
+    return positionA.target !== positionB.target || ((ref = positionA.coords) === null || ref === void 0 ? void 0 : ref.x) !== ((ref1 = positionB.coords) === null || ref1 === void 0 ? void 0 : ref1.y) || ((ref2 = positionA.coords) === null || ref2 === void 0 ? void 0 : ref2.y) !== ((ref3 = positionB.coords) === null || ref3 === void 0 ? void 0 : ref3.y) || ((ref4 = positionA.caret) === null || ref4 === void 0 ? void 0 : ref4.node) !== ((ref5 = positionB.caret) === null || ref5 === void 0 ? void 0 : ref5.node) || ((ref6 = positionA.caret) === null || ref6 === void 0 ? void 0 : ref6.offset) !== ((ref7 = positionB.caret) === null || ref7 === void 0 ? void 0 : ref7.offset);
 }
 
 export { PointerHost, isDifferentPointerPosition };

dist/esm/system/pointer/mouse.js

@@ -16,3 +16,3 @@ import { dispatchUIEvent } from '../../event/index.js';
 import { isDifferentPointerPosition } from './index.js';
-import { Buttons, getMouseEventButton } from './buttons.js';
+import { getMouseEventButton, Buttons } from './buttons.js';
 
@@ -22,41 +22,2 @@ /**
  */ class Mouse {
-    position = {};
-    buttons = new Buttons();
-    buttonDownTarget = {};
-    // According to spec the `detail` on click events should be the number
-    // of *consecutive* clicks with a specific button.
-    // On `mousedown` and `mouseup` it should be this number increased by one.
-    // But the browsers don't implement it this way.
-    // If another button is pressed,
-    //   in Webkit: the `mouseup` on the previously pressed button has `detail: 0` and no `click`/`auxclick`.
-    //   in Gecko: the `mouseup` and click events have the same detail as the `mousedown`.
-    // If there is a delay while a button is pressed,
-    // the `mouseup` and `click` are normal, but a following `mousedown` starts a new click count.
-    // We'll follow the minimal implementation of Webkit.
-    clickCount = new class {
-        down = {};
-        count = {};
-        incOnClick(button) {
-            const current = this.down[button] === undefined ? undefined : Number(this.down[button]) + 1;
-            this.count = this.count[button] === undefined ? {} : {
-                [button]: Number(this.count[button]) + 1
-            };
-            return current;
-        }
-        getOnDown(button) {
-            this.down = {
-                [button]: this.count[button] ?? 0
-            };
-            this.count = {
-                [button]: this.count[button] ?? 0
-            };
-            return Number(this.count[button]) + 1;
-        }
-        getOnUp(button) {
-            return this.down[button] === undefined ? undefined : Number(this.down[button]) + 1;
-        }
-        reset() {
-            this.count = {};
-        }
-    }();
     move(config, position) {
@@ -156,5 +117,7 @@ const prevPosition = this.position;
     getTarget(config) {
-        return this.position.target ?? config.document.body;
+        var _target;
+        return (_target = this.position.target) !== null && _target !== void 0 ? _target : config.document.body;
     }
     startSelecting(config, clickCount) {
+        var ref, ref1;
         // TODO: support extending range (shift)
@@ -164,4 +127,4 @@ this.selecting = setSelectionPerMouseDown({
             target: this.getTarget(config),
-            node: this.position.caret?.node,
-            offset: this.position.caret?.offset,
+            node: (ref = this.position.caret) === null || ref === void 0 ? void 0 : ref.node,
+            offset: (ref1 = this.position.caret) === null || ref1 === void 0 ? void 0 : ref1.offset,
             clickCount
@@ -171,2 +134,3 @@ });
     modifySelecting(config) {
+        var ref, ref1;
         if (!this.selecting) {
@@ -178,4 +142,4 @@ return;
             target: this.getTarget(config),
-            node: this.position.caret?.node,
-            offset: this.position.caret?.offset
+            node: (ref = this.position.caret) === null || ref === void 0 ? void 0 : ref.node,
+            offset: (ref1 = this.position.caret) === null || ref1 === void 0 ? void 0 : ref1.offset
         });
@@ -186,4 +150,49 @@ }
     }
+    constructor(){
+        this.position = {};
+        this.buttons = new Buttons();
+        this.buttonDownTarget = {};
+        // According to spec the `detail` on click events should be the number
+        // of *consecutive* clicks with a specific button.
+        // On `mousedown` and `mouseup` it should be this number increased by one.
+        // But the browsers don't implement it this way.
+        // If another button is pressed,
+        //   in Webkit: the `mouseup` on the previously pressed button has `detail: 0` and no `click`/`auxclick`.
+        //   in Gecko: the `mouseup` and click events have the same detail as the `mousedown`.
+        // If there is a delay while a button is pressed,
+        // the `mouseup` and `click` are normal, but a following `mousedown` starts a new click count.
+        // We'll follow the minimal implementation of Webkit.
+        this.clickCount = new class {
+            incOnClick(button) {
+                const current = this.down[button] === undefined ? undefined : Number(this.down[button]) + 1;
+                this.count = this.count[button] === undefined ? {} : {
+                    [button]: Number(this.count[button]) + 1
+                };
+                return current;
+            }
+            getOnDown(button) {
+                var _button;
+                this.down = {
+                    [button]: (_button = this.count[button]) !== null && _button !== void 0 ? _button : 0
+                };
+                var _button1;
+                this.count = {
+                    [button]: (_button1 = this.count[button]) !== null && _button1 !== void 0 ? _button1 : 0
+                };
+                return Number(this.count[button]) + 1;
+            }
+            getOnUp(button) {
+                return this.down[button] === undefined ? undefined : Number(this.down[button]) + 1;
+            }
+            reset() {
+                this.count = {};
+            }
+            constructor(){
+                this.down = {};
+                this.count = {};
+            }
+        }();
+    }
 }
 
 export { Mouse };

dist/esm/system/pointer/pointer.js

@@ -15,13 +15,2 @@ import { dispatchUIEvent } from '../../event/index.js';
 class Pointer {
-    constructor({ pointerId , pointerType , isPrimary  }){
-        this.pointerId = pointerId;
-        this.pointerType = pointerType;
-        this.isPrimary = isPrimary;
-        this.isMultitouch = !isPrimary;
-    }
-    isMultitouch = false;
-    isCancelled = false;
-    isDown = false;
-    isPrevented = false;
-    position = {};
     init(config, position) {
@@ -99,3 +88,4 @@ this.position = position;
     getTarget(config) {
-        return this.position.target ?? config.document.body;
+        var _target;
+        return (_target = this.position.target) !== null && _target !== void 0 ? _target : config.document.body;
     }
@@ -110,4 +100,15 @@ getEventInit() {
     }
+    constructor({ pointerId , pointerType , isPrimary  }){
+        this.isMultitouch = false;
+        this.isCancelled = false;
+        this.isDown = false;
+        this.isPrevented = false;
+        this.position = {};
+        this.pointerId = pointerId;
+        this.pointerType = pointerType;
+        this.isPrimary = isPrimary;
+        this.isMultitouch = !isPrimary;
+    }
 }
 
 export { Pointer };

dist/esm/utility/type.js

@@ -29,3 +29,3 @@ import '../utils/click/isClickableInput.js';
     if (initialSelectionStart !== undefined) {
-        setSelectionRange(element, initialSelectionStart, initialSelectionEnd ?? initialSelectionStart);
+        setSelectionRange(element, initialSelectionStart, initialSelectionEnd !== null && initialSelectionEnd !== void 0 ? initialSelectionEnd : initialSelectionStart);
     }
@@ -32,0 +32,0 @@ await this.keyboard(text);

dist/esm/utility/upload.js

@@ -29,3 +29,3 @@ import '../utils/click/isClickableInput.js';
     })) {
-        throw new TypeError(`The ${input === element ? 'given' : 'associated'} ${input?.tagName} element does not accept file uploads`);
+        throw new TypeError(`The ${input === element ? 'given' : 'associated'} ${input === null || input === void 0 ? void 0 : input.tagName} element does not accept file uploads`);
     }
@@ -37,4 +37,8 @@ if (isDisabled(element)) return;
     const fileDialog = ()=>{
+        var ref;
         // do not fire an input event if the file selection does not change
-        if (files.length === input.files?.length && files.every((f, i)=>f === input.files?.item(i))) {
+        if (files.length === ((ref = input.files) === null || ref === void 0 ? void 0 : ref.length) && files.every((f, i)=>{
+            var ref;
+            return f === ((ref = input.files) === null || ref === void 0 ? void 0 : ref.item(i));
+        })) {
             return;
@@ -41,0 +45,0 @@ }

dist/esm/utils/dataTransfer/Clipboard.js

@@ -33,5 +33,2 @@ import '../click/isClickableInput.js';
     return new class ClipboardItem {
-        constructor(d){
-            this.data = d;
-        }
         get types() {
@@ -51,2 +48,5 @@ return Array.from(Object.keys(this.data));
         }
+        constructor(d){
+            this.data = d;
+        }
     }(dataMap);
@@ -57,3 +57,2 @@ }
     return Object.assign(new class Clipboard extends window.EventTarget {
-        items = [];
         async read() {
@@ -80,2 +79,6 @@ return Array.from(this.items);
         }
+        constructor(...args){
+            super(...args);
+            this.items = [];
+        }
     }(), {
@@ -86,3 +89,4 @@ [ClipboardStubControl]: control
 function isClipboardStub(clipboard) {
-    return !!clipboard?.[ClipboardStubControl];
+    var ref;
+    return !!((ref = clipboard) === null || ref === void 0 ? void 0 : ref[ClipboardStubControl]);
 }
@@ -129,3 +133,3 @@ function attachClipboardStubToView(window) {
     const window = document.defaultView;
-    const clipboard = window?.navigator.clipboard;
+    const clipboard = window === null || window === void 0 ? void 0 : window.navigator.clipboard;
     const items = clipboard && await clipboard.read();
@@ -132,0 +136,0 @@ if (!items) {

dist/esm/utils/dataTransfer/DataTransfer.js

@@ -6,5 +6,16 @@ import { createFileList } from './FileList.js';
 class DataTransferItemStub {
-    file = null;
-    data = undefined;
+    getAsFile() {
+        return this.file;
+    }
+    getAsString(callback) {
+        if (typeof this.data === 'string') {
+            callback(this.data);
+        }
+    }
+    /* istanbul ignore next */ webkitGetAsEntry() {
+        throw new Error('not implemented');
+    }
     constructor(dataOrFile, type){
+        this.file = null;
+        this.data = undefined;
         if (typeof dataOrFile === 'string') {
@@ -20,13 +31,2 @@ this.kind = 'string';
     }
-    getAsFile() {
-        return this.file;
-    }
-    getAsString(callback) {
-        if (typeof this.data === 'string') {
-            callback(this.data);
-        }
-    }
-    /* istanbul ignore next */ webkitGetAsEntry() {
-        throw new Error('not implemented');
-    }
 }
@@ -56,5 +56,6 @@ class DataTransferItemListStub extends Array {
         getData(format) {
-            const match = this.items.find(getTypeMatcher(format, true)) ?? this.items.find(getTypeMatcher(format, false));
+            var ref;
+            const match = (ref = this.items.find(getTypeMatcher(format, true))) !== null && ref !== void 0 ? ref : this.items.find(getTypeMatcher(format, false));
             let text = '';
-            match?.getAsString((t)=>{
+            match === null || match === void 0 ? void 0 : match.getAsString((t)=>{
                 text = t;
@@ -83,6 +84,2 @@ });
         }
-        dropEffect = 'none';
-        effectAllowed = 'uninitialized';
-        items = new DataTransferItemListStub();
-        files = createFileList(window, []);
         get types() {
@@ -98,2 +95,8 @@ const t = [];
         /* istanbul ignore next */ setDragImage() {}
+        constructor(){
+            this.dropEffect = 'none';
+            this.effectAllowed = 'uninitialized';
+            this.items = new DataTransferItemListStub();
+            this.files = createFileList(window, []);
+        }
     }();
@@ -100,0 +103,0 @@ }

dist/esm/utils/edit/input.js

@@ -151,2 +151,3 @@ import { dispatchUIEvent } from '../../event/index.js';
 function isValidNumberInput(value) {
+    var ref, ref1;
     // the browser allows some invalid input but not others
@@ -156,5 +157,5 @@ // it allows up to two '-' at any place before any 'e' or one directly following 'e'
     const valueParts = value.split('e', 2);
-    return !(/[^\d.\-e]/.test(value) || Number(value.match(/-/g)?.length) > 2 || Number(value.match(/\./g)?.length) > 1 || valueParts[1] && !/^-?\d*$/.test(valueParts[1]));
+    return !(/[^\d.\-e]/.test(value) || Number((ref = value.match(/-/g)) === null || ref === void 0 ? void 0 : ref.length) > 2 || Number((ref1 = value.match(/\./g)) === null || ref1 === void 0 ? void 0 : ref1.length) > 1 || valueParts[1] && !/^-?\d*$/.test(valueParts[1]));
 }
 
 export { input };

dist/esm/utils/edit/maxLength.js

@@ -27,3 +27,4 @@ import { isElementType } from '../misc/isElementType.js';
     }
-    const attr = element.getAttribute('maxlength') ?? '';
+    var ref;
+    const attr = (ref = element.getAttribute('maxlength')) !== null && ref !== void 0 ? ref : '';
     return /^\d+$/.test(attr) && Number(attr) >= 0 ? Number(attr) : undefined;
@@ -30,0 +31,0 @@ }

dist/esm/utils/edit/setFiles.js

@@ -14,3 +14,4 @@ // It is not possible to create a real FileList programmatically.
 function setFiles(el, files) {
-    el[fakeFiles]?.restore();
+    var ref;
+    (ref = el[fakeFiles]) === null || ref === void 0 ? void 0 : ref.restore();
     const typeDescr = Object.getOwnPropertyDescriptor(el, 'type');
@@ -39,3 +40,4 @@ const valueDescr = Object.getOwnPropertyDescriptor(el, 'value');
                 } else {
-                    valueDescr?.set?.call(el, v);
+                    var ref;
+                    valueDescr === null || valueDescr === void 0 ? void 0 : (ref = valueDescr.set) === null || ref === void 0 ? void 0 : ref.call(el, v);
                 }
@@ -42,0 +44,0 @@ }

dist/esm/utils/focus/cursor.js

@@ -119,2 +119,3 @@ import '../click/isClickableInput.js';
     for(;;){
+        var ref;
         const sibling = node[`${direction}Sibling`];
@@ -126,3 +127,3 @@ if (sibling) {
             }
-        } else if (node.parentNode && (!isElement(node.parentNode) || !isContentEditable(node.parentNode) && node.parentNode !== node.ownerDocument?.body)) {
+        } else if (node.parentNode && (!isElement(node.parentNode) || !isContentEditable(node.parentNode) && node.parentNode !== ((ref = node.ownerDocument) === null || ref === void 0 ? void 0 : ref.body))) {
             node = node.parentNode;
@@ -129,0 +130,0 @@ } else {

dist/esm/utils/focus/focus.js

@@ -12,3 +12,3 @@ import { eventWrapper } from '../misc/eventWrapper.js';
     const activeElement = getActiveElement(element.ownerDocument);
-    if ((target ?? element.ownerDocument.body) === activeElement) {
+    if ((target !== null && target !== void 0 ? target : element.ownerDocument.body) === activeElement) {
         return;
@@ -18,7 +18,10 @@ } else if (target) {
     } else {
-        eventWrapper(()=>activeElement?.blur());
+        eventWrapper(()=>{
+            var ref;
+            return (ref = activeElement) === null || ref === void 0 ? void 0 : ref.blur();
+        });
     }
-    updateSelectionOnFocus(target ?? element.ownerDocument.body);
+    updateSelectionOnFocus(target !== null && target !== void 0 ? target : element.ownerDocument.body);
 }
 
 export { focus };

dist/esm/utils/focus/getActiveElement.js

@@ -5,3 +5,3 @@ import { isDisabled } from '../misc/isDisabled.js';
     const activeElement = document.activeElement;
-    if (activeElement?.shadowRoot) {
+    if (activeElement === null || activeElement === void 0 ? void 0 : activeElement.shadowRoot) {
         return getActiveElement(activeElement.shadowRoot);
@@ -17,5 +17,6 @@ } else {
 function getActiveElementOrBody(document) {
-    return getActiveElement(document) ?? /* istanbul ignore next */ document.body;
+    var ref;
+    return (ref = getActiveElement(document)) !== null && ref !== void 0 ? ref : /* istanbul ignore next */ document.body;
 }
 
 export { getActiveElement, getActiveElementOrBody };

dist/esm/utils/focus/resolveCaretPosition.js

@@ -24,3 +24,3 @@ import '../click/isClickableInput.js';
             node: target,
-            offset: offset ?? getUIValue(target).length
+            offset: offset !== null && offset !== void 0 ? offset : getUIValue(target).length
         };
@@ -30,3 +30,3 @@ } else if (node) {
             node,
-            offset: offset ?? (node.nodeType === 3 ? node.nodeValue.length : node.childNodes.length)
+            offset: offset !== null && offset !== void 0 ? offset : node.nodeType === 3 ? node.nodeValue.length : node.childNodes.length
         };
@@ -63,3 +63,3 @@ }
                         node: c,
-                        offset: offset ?? c.nodeValue.length
+                        offset: offset !== null && offset !== void 0 ? offset : c.nodeValue.length
                     };
@@ -66,0 +66,0 @@ }

dist/esm/utils/focus/selectAll.js

@@ -33,3 +33,4 @@ import '../click/isClickableInput.js';
     }
-    const focusNode = getContentEditable(target) ?? target.ownerDocument.body;
+    var ref;
+    const focusNode = (ref = getContentEditable(target)) !== null && ref !== void 0 ? ref : target.ownerDocument.body;
     setSelection({
@@ -45,7 +46,8 @@ focusNode,
     }
-    const focusNode = getContentEditable(target) ?? target.ownerDocument.body;
+    var ref;
+    const focusNode = (ref = getContentEditable(target)) !== null && ref !== void 0 ? ref : target.ownerDocument.body;
     const selection = target.ownerDocument.getSelection();
-    return selection?.anchorNode === focusNode && selection.focusNode === focusNode && selection.anchorOffset === 0 && selection.focusOffset === focusNode.childNodes.length;
+    return (selection === null || selection === void 0 ? void 0 : selection.anchorNode) === focusNode && selection.focusNode === focusNode && selection.anchorOffset === 0 && selection.focusOffset === focusNode.childNodes.length;
 }
 
 export { isAllSelected, selectAll };

dist/esm/utils/focus/selection.js

@@ -29,2 +29,3 @@ import { isElementType } from '../misc/isElementType.js';
  */ function setSelectionRange(element, anchorOffset, focusOffset) {
+    var ref;
     if (hasOwnSelection(element)) {
@@ -37,3 +38,3 @@ return setSelection({
     }
-    /* istanbul ignore else */ if (isContentEditable(element) && element.firstChild?.nodeType === 3) {
+    /* istanbul ignore else */ if (isContentEditable(element) && ((ref = element.firstChild) === null || ref === void 0 ? void 0 : ref.nodeType) === 3) {
         return setSelection({
@@ -69,6 +70,6 @@ focusNode: element.firstChild,
     }
-    const selection = element?.ownerDocument.getSelection();
+    const selection = element === null || element === void 0 ? void 0 : element.ownerDocument.getSelection();
     // It is possible to extend a single-range selection into a contenteditable.
     // This results in the range acting like a range outside of contenteditable.
-    const isCE = getContentEditable(node) && selection?.anchorNode && getContentEditable(selection.anchorNode);
+    const isCE = getContentEditable(node) && (selection === null || selection === void 0 ? void 0 : selection.anchorNode) && getContentEditable(selection.anchorNode);
     return {
@@ -87,3 +88,3 @@ type: isCE ? 'contenteditable' : 'default',
     const selection = element.ownerDocument.getSelection();
-    /* istanbul ignore if */ if (!selection?.focusNode) {
+    /* istanbul ignore if */ if (!(selection === null || selection === void 0 ? void 0 : selection.focusNode)) {
         return;
@@ -102,3 +103,4 @@ }
             if (!selection.isCollapsed) {
-                const focusNode = contenteditable.firstChild?.nodeType === 3 ? contenteditable.firstChild : contenteditable;
+                var ref;
+                const focusNode = ((ref = contenteditable.firstChild) === null || ref === void 0 ? void 0 : ref.nodeType) === 3 ? contenteditable.firstChild : contenteditable;
                 selection.setBaseAndExtent(focusNode, 0, focusNode, 0);
@@ -118,4 +120,5 @@ }
     } else if (typeAndSelection.type === 'contenteditable') {
+        var ref;
         // Multi-range on contenteditable edits the first selection instead of the last
-        return typeAndSelection.selection?.getRangeAt(0);
+        return (ref = typeAndSelection.selection) === null || ref === void 0 ? void 0 : ref.getRangeAt(0);
     }
@@ -126,2 +129,3 @@ }
  */ function modifySelection({ focusNode , focusOffset  }) {
+    var ref, ref1;
     const typeAndSelection = getTargetTypeAndSelection(focusNode);
@@ -134,3 +138,3 @@ if (typeAndSelection.type === 'input') {
     }
-    focusNode.ownerDocument?.getSelection()?.extend(focusNode, focusOffset);
+    (ref1 = (ref = focusNode.ownerDocument) === null || ref === void 0 ? void 0 : ref.getSelection()) === null || ref1 === void 0 ? void 0 : ref1.extend(focusNode, focusOffset);
 }
@@ -140,2 +144,3 @@ /**
  */ function setSelection({ focusNode , focusOffset , anchorNode =focusNode , anchorOffset =focusOffset  }) {
+    var ref, ref1;
     const typeAndSelection = getTargetTypeAndSelection(focusNode);
@@ -148,3 +153,3 @@ if (typeAndSelection.type === 'input') {
     }
-    anchorNode.ownerDocument?.getSelection()?.setBaseAndExtent(anchorNode, anchorOffset, focusNode, focusOffset);
+    (ref1 = (ref = anchorNode.ownerDocument) === null || ref === void 0 ? void 0 : ref.getSelection()) === null || ref1 === void 0 ? void 0 : ref1.setBaseAndExtent(anchorNode, anchorOffset, focusNode, focusOffset);
 }
@@ -163,3 +168,3 @@ /**
         const selection1 = node.ownerDocument.getSelection();
-        if (!selection1?.focusNode) {
+        if (!(selection1 === null || selection1 === void 0 ? void 0 : selection1.focusNode)) {
             return;
@@ -200,9 +205,9 @@ }
         setUISelection(target, {
-            anchorOffset: start ?? text.length,
-            focusOffset: end ?? text.length
+            anchorOffset: start !== null && start !== void 0 ? start : text.length,
+            focusOffset: end !== null && end !== void 0 ? end : text.length
         });
         return {
             node: target,
-            start: start ?? 0,
-            end: end ?? text.length
+            start: start !== null && start !== void 0 ? start : 0,
+            end: end !== null && end !== void 0 ? end : text.length
         };
@@ -228,4 +233,4 @@ } else {
         const selection = document.getSelection();
-        selection?.removeAllRanges();
-        selection?.addRange(range.cloneRange());
+        selection === null || selection === void 0 ? void 0 : selection.removeAllRanges();
+        selection === null || selection === void 0 ? void 0 : selection.addRange(range.cloneRange());
         return range;
@@ -241,3 +246,3 @@ }
     }
-    const textPos = pos ?? text.length;
+    const textPos = pos !== null && pos !== void 0 ? pos : text.length;
     if (clickCount % 3 === 2) {
@@ -283,4 +288,4 @@ return [
         const selection = document.getSelection();
-        selection?.removeAllRanges();
-        selection?.addRange(range.cloneRange());
+        selection === null || selection === void 0 ? void 0 : selection.removeAllRanges();
+        selection === null || selection === void 0 ? void 0 : selection.addRange(range.cloneRange());
     }
@@ -287,0 +292,0 @@ }

dist/esm/utils/keyDef/readNextDescriptor.js

@@ -40,2 +40,3 @@ var bracketDict;
 function readTag(text, pos, startBracket, context) {
+    var ref, ref1;
     const releasePreviousModifier = text[pos] === '/' ? '/' : '';
@@ -45,6 +46,7 @@ pos += releasePreviousModifier.length;
     pos += Number(escapedDescriptor);
-    const descriptor = escapedDescriptor ? text[pos] : text.slice(pos).match(startBracket === '{' ? /^\w+|^[^}>/]/ : /^\w+/)?.[0];
+    const descriptor = escapedDescriptor ? text[pos] : (ref = text.slice(pos).match(startBracket === '{' ? /^\w+|^[^}>/]/ : /^\w+/)) === null || ref === void 0 ? void 0 : ref[0];
     assertDescriptor(descriptor, text, pos, context);
     pos += descriptor.length;
-    const repeatModifier = text.slice(pos).match(/^>\d+/)?.[0] ?? '';
+    var ref2;
+    const repeatModifier = (ref2 = (ref1 = text.slice(pos).match(/^>\d+/)) === null || ref1 === void 0 ? void 0 : ref1[0]) !== null && ref2 !== void 0 ? ref2 : '';
     pos += repeatModifier.length;
@@ -85,3 +87,3 @@ const releaseSelfModifier = text[pos] === '/' || !repeatModifier && text[pos] === '>' ? text[pos] : '';
 function getErrorMessage(expected, found, text, context) {
-    return `Expected ${expected} but found "${found ?? ''}" in "${text}"
+    return `Expected ${expected} but found "${found !== null && found !== void 0 ? found : ''}" in "${text}"
     See ${context === 'pointer' ? `https://testing-library.com/docs/user-event/pointer#pressing-a-button-or-touching-the-screen` : `https://testing-library.com/docs/user-event/keyboard`}
@@ -88,0 +90,0 @@ for more information about how userEvent parses your input.`;

dist/esm/utils/misc/isDisabled.js

@@ -18,3 +18,4 @@ import { isElementType } from './isElementType.js';
         } else if (isElementType(el, 'fieldset')) {
-            if (el.hasAttribute('disabled') && !el.querySelector(':scope > legend')?.contains(element)) {
+            var ref;
+            if (el.hasAttribute('disabled') && !((ref = el.querySelector(':scope > legend')) === null || ref === void 0 ? void 0 : ref.contains(element))) {
                 return true;
@@ -21,0 +22,0 @@ }

dist/esm/utils/misc/isVisible.js

@@ -5,3 +5,3 @@ import { getWindow } from './getWindow.js';
     const window = getWindow(element);
-    for(let el = element; el?.ownerDocument; el = el.parentElement){
+    for(let el = element; el === null || el === void 0 ? void 0 : el.ownerDocument; el = el.parentElement){
         const { display , visibility  } = window.getComputedStyle(el);
@@ -8,0 +8,0 @@ if (display === 'none') {

dist/esm/utils/misc/level.js

@@ -0,1 +1,2 @@
+var _config, _Level;
 var ApiLevel;
@@ -8,9 +9,11 @@ (function(ApiLevel) {
 function setLevelRef(config, level) {
-    config[Level] ??= {};
+    var ref;
+    (ref = (_config = config)[_Level = Level]) !== null && ref !== void 0 ? ref : _config[_Level] = {};
     config[Level][level] = {};
 }
 function getLevelRef(config, level) {
-    return config[Level]?.[level];
+    var ref;
+    return (ref = config[Level]) === null || ref === void 0 ? void 0 : ref[level];
 }
 
 export { ApiLevel, getLevelRef, setLevelRef };

dist/esm/utils/pointer/cssPointerEvents.js

@@ -20,7 +20,8 @@ import { PointerEventsCheckLevel } from '../../options.js';
 function hasPointerEvents(config, element) {
-    return checkPointerEvents(config, element)?.pointerEvents !== 'none';
+    var ref;
+    return ((ref = checkPointerEvents(config, element)) === null || ref === void 0 ? void 0 : ref.pointerEvents) !== 'none';
 }
 function closestPointerEventsDeclaration(element) {
     const window = getWindow(element);
-    for(let el = element, tree = []; el?.ownerDocument; el = el.parentElement){
+    for(let el = element, tree = []; el === null || el === void 0 ? void 0 : el.ownerDocument; el = el.parentElement){
         tree.push(el);
@@ -45,3 +46,3 @@ const pointerEvents = window.getComputedStyle(el).pointerEvents;
     if (!needsCheck) {
-        return lastCheck?.result;
+        return lastCheck === null || lastCheck === void 0 ? void 0 : lastCheck.result;
     }
@@ -58,3 +59,3 @@ const declaration = closestPointerEventsDeclaration(element);
     const declaration = checkPointerEvents(config, element);
-    if (declaration?.pointerEvents === 'none') {
+    if ((declaration === null || declaration === void 0 ? void 0 : declaration.pointerEvents) === 'none') {
         throw new Error([
@@ -79,2 +80,3 @@ `Unable to perform pointer interaction as the element ${declaration.tree.length > 1 ? 'inherits' : 'has'} \`pointer-events: none\`:`,
 function getLabelDescr(element) {
+    var ref;
     let label;
@@ -84,3 +86,4 @@ if (element.hasAttribute('aria-label')) {
     } else if (element.hasAttribute('aria-labelledby')) {
-        label = element.ownerDocument.getElementById(element.getAttribute('aria-labelledby'))?.textContent?.trim();
+        var ref1, ref2;
+        label = (ref1 = element.ownerDocument.getElementById(element.getAttribute('aria-labelledby'))) === null || ref1 === void 0 ? void 0 : (ref2 = ref1.textContent) === null || ref2 === void 0 ? void 0 : ref2.trim();
     } else if (isElementType(element, [
@@ -94,10 +97,14 @@ 'button',
         'textarea', 
-    ]) && element.labels?.length) {
-        label = Array.from(element.labels).map((el)=>el.textContent?.trim()).join('|');
+    ]) && ((ref = element.labels) === null || ref === void 0 ? void 0 : ref.length)) {
+        label = Array.from(element.labels).map((el)=>{
+            var ref;
+            return (ref = el.textContent) === null || ref === void 0 ? void 0 : ref.trim();
+        }).join('|');
     } else if (isElementType(element, 'button')) {
-        label = element.textContent?.trim();
+        var ref3;
+        label = (ref3 = element.textContent) === null || ref3 === void 0 ? void 0 : ref3.trim();
     }
-    label = label?.replace(/\n/g, '  ');
-    if (Number(label?.length) > 30) {
-        label = `${label?.substring(0, 29)}…`;
+    label = label === null || label === void 0 ? void 0 : label.replace(/\n/g, '  ');
+    if (Number(label === null || label === void 0 ? void 0 : label.length) > 30) {
+        label = `${label === null || label === void 0 ? void 0 : label.substring(0, 29)}…`;
     }
@@ -104,0 +111,0 @@ return label ? `(label=${label})` : '';

package.json

 {
   "name": "@testing-library/user-event",
-  "version": "14.4.0",
+  "version": "14.4.1",
   "description": "Fire events the same way the user does",
@@ -29,3 +29,3 @@ "keywords": [
   "scripts": {
-    "build": "scripts ts-build2 --cjs",
+    "build": "scripts ts-build2 --cjs --target es2019",
     "lint": "kcd-scripts lint",
@@ -39,3 +39,3 @@ "setup": "npm install && npm run validate -s",
   "devDependencies": {
-    "@ph.fritsche/scripts-config": "^2.2.4",
+    "@ph.fritsche/scripts-config": "^2.3.0",
     "@testing-library/dom": "^8.11.4",
@@ -42,0 +42,0 @@ "@testing-library/jest-dom": "^5.16.3",

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