Function destroy has a Cognitive Complexity of 8 (exceeds 5 allowed). Consider refactoring.

Open

Dygraph.prototype.destroy = function() {
    var removeRecursive = function(node) {
        while (node.hasChildNodes()) {
            removeRecursive(node.firstChild);
            node.removeChild(node.firstChild);

• Read up
  Read up

Function resize has a Cognitive Complexity of 8 (exceeds 5 allowed). Consider refactoring.

Open

Dygraph.prototype.resize = function(width, height) {
    if (this.resize_lock) {
        return;
    }
    this.resize_lock = true;

• Read up
  Read up

Function _dashedLine has 6 arguments (exceeds 4 allowed). Consider refactoring.

Open

DygraphCanvasRenderer.prototype._dashedLine = function(ctx, x, y, x2, y2, pattern) {

Avoid deeply nested control flow statements.

Open

                    if (den) {
                        var p = value < 0 ? 0 : value, n = den;
                        var pm = sigma * Math.sqrt(p*(1-p)/n + sigma*sigma/(4*n*n));
                        var denom = 1 + sigma * sigma / den;
                        low  = (p + sigma * sigma / (2 * den) - pm) / denom;

Avoid deeply nested control flow statements.

Open

                    for (var k = 0; k < annotationCols[col].length; k++) {
                        if (k) ann.text += "\n";
                        ann.text += data.getValue(i, annotationCols[col][k]);
                    }

Avoid deeply nested control flow statements.

Open

              if (window.bodylightnavopenhide) window.bodylightnavopenhide(currentnavitem.parentNode.parentNode.previousSibling);

Avoid deeply nested control flow statements.

Open

              if (currentnavitem.parentNode.parentNode && currentnavitem.parentNode.parentNode.parentNode && currentnavitem.parentNode.parentNode.parentNode.className === 'w3-hide')
                if (window.bodylightnavopenhide) window.bodylightnavopenhide(currentnavitem.parentNode.parentNode.parentNode.previousSibling);

Avoid deeply nested control flow statements.

Open

                    if (stepPlot) {
                        newYs = [ point.y_bottom, point.y_top ];
                        prevY = point.y;
                    } else {
                        newYs = [ point.y_bottom, point.y_top ];

Avoid deeply nested control flow statements.

Open

                if (point.name == setName) { // TODO(klausw): this is always true
                    if (!Dygraph.isOK(point.y)) {
                        prevX = NaN;
                        continue;
                    }

Avoid deeply nested control flow statements.

Open

                if (num_ok) {
                    stddev = Math.sqrt(variance) / num_ok;
                    rollingData[i] = [originalData[i][0],
                        [sum / num_ok, sigma * stddev, sigma * stddev]];
                } else {

Function bind has a Cognitive Complexity of 8 (exceeds 5 allowed). Consider refactoring.

Open

    bind(){
        super.bind();
        this.type = 'scatter';
        this.data.labels = [];
        this.xrefindex = parseInt(this.xrefindex, 10);

• Read up
  Read up

Avoid deeply nested control flow statements.

Open

                if (cumulative_y[x] > seriesExtremes[1]) {
                    seriesExtremes[1] = cumulative_y[x];
                }

Avoid deeply nested control flow statements.

Open

                if (num_ok) {
                    rollingData[i] = [originalData[i][0], sum / num_ok];
                } else {
                    rollingData[i] = [originalData[i][0], null];
                }

Function setAnswer has a Cognitive Complexity of 8 (exceeds 5 allowed). Consider refactoring.

Open

    setAnswer(qid2,answer){
        let qid = qid2;
        if (qid2.includes(';')) qid = qid2.split(';')[0]; //first is id second is id of related tabs
        if (this.quizids.includes(qid2)) {
            // Check if an item with id 'id2' exists

• Read up
  Read up

Avoid deeply nested control flow statements.

Open

            for (j = 1; j < inFields.length; j++) {
                var val = inFields[j];
                if (/^ *$/.test(val)) {
                    fields[j] = [null, null, null];
                } else {

Avoid deeply nested control flow statements.

Open

                    if (g == 7) {  // one week
                        d.setDate(d.getDate() - d.getDay());
                    }

Function registerCustomElementFunction has a Cognitive Complexity of 8 (exceeds 5 allowed). Consider refactoring.

Open

const registerCustomElementFunction = () => {
  //register e.g. click on abbr element will show title and allows expand to url - wikipedia content
  //click on abbr will show extended modal info and link 
  
  //click on abbreviation shows a sibling dialog, if presented

• Read up
  Read up

Avoid deeply nested control flow statements.

Open

                    if (stepPlot) {
                        strategy.drawLine(prevCanvasX, prevCanvasY, point.canvasx, prevCanvasY);
                        prevCanvasX = point.canvasx;
                    }

Avoid deeply nested control flow statements.

Open

                if (prev[1][1] !== null && !isNaN(prev[1][1])) {
                    low -= prev[1][0];
                    mid -= prev[1][1];
                    high -= prev[1][2];
                    count -= 1;

Avoid deeply nested control flow statements.

Open

                    if (attrs[property].hasOwnProperty(subProperty) && !pixelSafeOptions[subProperty]) {
                        requiresNewPoints = true;
                    }