Avoid deeply nested control flow statements.

Open

                    if (data.configurable === undefined) {
                         // We change our default case, so that we can
                         // overwrite properties later on
                        data.configurable = true;
                    }

Function Rect has 5 arguments (exceeds 4 allowed). Consider refactoring.

Open

function Rect(color, alpha, width, height, radius) {

Function childIsRenderAble has 5 arguments (exceeds 4 allowed). Consider refactoring.

Open

LayoutGroup.prototype.childIsRenderAble = function(child, x, y, width, height) {

Function drawCursor has a Cognitive Complexity of 7 (exceeds 5 allowed). Consider refactoring.

Open

InputControl.prototype.drawCursor = function () {
    // TODO: use Tween instead!
    if (this.hasFocus || this._mouseDown) {
        var time = Date.now();

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Function refreshRenderers has a Cognitive Complexity of 7 (exceeds 5 allowed). Consider refactoring.

Open

List.prototype.refreshRenderers = function () {
    //TODO: update only new renderer
    //      see ListDataViewPort --> refreshInactieRenderers
    this._itemRenderer.length = 0;
    if (this._dataProvider && this.viewPort) {

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Function get_feathers_themes has a Cognitive Complexity of 7 (exceeds 5 allowed). Consider refactoring.

Open

def get_feathers_themes(feathers_themes_path):
    theme_data = {}
    themes = os.listdir(feathers_themes_path)

    # find Base<name>.as-Files to extract scale_9_grid values

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Function setCursorPos has a Cognitive Complexity of 7 (exceeds 5 allowed). Consider refactoring.

Open

InputWrapper.setCursorPos = function (pos) {
    if (InputWrapper.hiddenInput) {
        var elem = InputWrapper.hiddenInput;
        if(elem.createTextRange) {
            var range = elem.createTextRange();

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Function onResize has a Cognitive Complexity of 7 (exceeds 5 allowed). Consider refactoring.

Open

ResizeManager.prototype.onResize = function (_event) {
    if (!this.element && this.fullscreen === false) {
        // we assume you have a fixed size?!
        // TODO: do not add resizeManager in the first place?
        return;

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Avoid too many return statements within this function.

Open

    return false;

Function textToPixelPos has a Cognitive Complexity of 6 (exceeds 5 allowed). Consider refactoring.

Open

InputControl.prototype.textToPixelPos = function(textPos, position) {
    var lines = this.getLines();
    var x = 0;
    for (var y = 0; y < lines.length; y++) {
        var lineLength = lines[y].length;

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Function handlePendingScroll has a Cognitive Complexity of 6 (exceeds 5 allowed). Consider refactoring.

Open

Scroller.prototype.handlePendingScroll = function () {
    if (!isNaN(this.pendingHorizontalScrollPosition) || !isNaN(this.pendingVerticalScrollPosition)) {
        this.throwTo(this.pendingHorizontalScrollPosition, this.pendingVerticalScrollPosition, this.pendingScrollDuration);
        this.pendingHorizontalScrollPosition = NaN;
        this.pendingVerticalScrollPosition = NaN;

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Function refreshMask has a Cognitive Complexity of 6 (exceeds 5 allowed). Consider refactoring.

Open

Scroller.prototype.refreshMask = function () {
    if (!this._clipContent) {
        if (this._viewPort) {
            this._viewPort.mask = null;
        }

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Function set has a Cognitive Complexity of 6 (exceeds 5 allowed). Consider refactoring.

Open

    set: function(inverse) {
        if (inverse !== this._inverse) {
            this._inverse = inverse;

            if (this.direction === Scrollable.HORIZONTAL) {

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Function addItem has a Cognitive Complexity of 6 (exceeds 5 allowed). Consider refactoring.

Open

ToggleGroup.prototype.addItem = function(item) {
    if (this._items.indexOf(item) === -1) {
        this._items.push(item);
        item.on(ToggleButton.CHANGE, this._toggleChanged, this);
        // new radio button is selected, unselect the old one

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Function redraw has a Cognitive Complexity of 6 (exceeds 5 allowed). Consider refactoring.

Open

    redraw: function() {
        // remove last skin after new one has been added
        // (just before rendering, otherwise we would see nothing for a frame)
        if (this._lastSkin) {
            //this.removeChild(this._lastSkin);

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Function setMaxLength has a Cognitive Complexity of 6 (exceeds 5 allowed). Consider refactoring.

Open

InputWrapper.setMaxLength = function(length) {
    if (InputWrapper.hiddenInput) {
        if (!length || length < 0) {
            InputWrapper.hiddenInput.removeAttribute('maxlength');
        } else {

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Function textToLinePos has a Cognitive Complexity of 6 (exceeds 5 allowed). Consider refactoring.

Open

TextArea.prototype.textToLinePos = function(textPos, position) {
    var lines = this.getLines();
    var x = 0;
    for (var y = 0; y < lines.length; y++) {
        var lineLength = lines[y].length;

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Function updateDimensions has a Cognitive Complexity of 6 (exceeds 5 allowed). Consider refactoring.

Open

Button.prototype.updateDimensions = function() {
    var width = this.worldWidth;
    var height = this.worldHeight;
    if (this.hitArea) {
        this.hitArea.width = width;

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Function fromSkin has a Cognitive Complexity of 6 (exceeds 5 allowed). Consider refactoring.

Open

Skinable.prototype.fromSkin = function(name, callback) {
    var skin;
    if (this.skinCache[name]) {
        skin = this.skinCache[name];
    } else {

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