File scale.realtime.js has 419 lines of code (exceeds 250 allowed). Consider refactoring.

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import {defaults, TimeScale} from 'chart.js';
import {_lookup, callback as call, each, isArray, isFinite, isNumber, noop, clipArea, unclipArea} from 'chart.js/helpers';
import {resolveOption, startFrameRefreshTimer, stopFrameRefreshTimer, startDataRefreshTimer, stopDataRefreshTimer} from '../helpers/helpers.streaming';
import {getElements} from '../plugins/plugin.annotation';

Function updateBoxAnnotation has a Cognitive Complexity of 26 (exceeds 6 allowed). Consider refactoring.

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function updateBoxAnnotation(element, chart, options) {
  const {scales, chartArea} = chart;
  const {xScaleID, yScaleID, xMin, xMax, yMin, yMax} = options;
  const xScale = scales[xScaleID];
  const yScale = scales[yScaleID];

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Function updateLineAnnotation has a Cognitive Complexity of 25 (exceeds 6 allowed). Consider refactoring.

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function updateLineAnnotation(element, chart, options) {
  const {scales, chartArea} = chart;
  const {scaleID, value} = options;
  const scale = scales[scaleID];
  const {top, left, bottom, right} = chartArea;

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Function clean has 66 lines of code (exceeds 25 allowed). Consider refactoring.

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function clean(scale) {
  const {chart, id, max} = scale;
  const duration = resolveOption(scale, 'duration');
  const delay = resolveOption(scale, 'delay');
  const ttl = resolveOption(scale, 'ttl');

Function updateLineAnnotation has 47 lines of code (exceeds 25 allowed). Consider refactoring.

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function updateLineAnnotation(element, chart, options) {
  const {scales, chartArea} = chart;
  const {scaleID, value} = options;
  const scale = scales[scaleID];
  const {top, left, bottom, right} = chartArea;

Function _generate has 39 lines of code (exceeds 25 allowed). Consider refactoring.

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  _generate() {
    const me = this;
    const adapter = me._adapter;
    const duration = resolveOption(me, 'duration');
    const delay = resolveOption(me, 'delay');

Function updateBoxAnnotation has 34 lines of code (exceeds 25 allowed). Consider refactoring.

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function updateBoxAnnotation(element, chart, options) {
  const {scales, chartArea} = chart;
  const {xScaleID, yScaleID, xMin, xMax, yMin, yMax} = options;
  const xScale = scales[xScaleID];
  const yScale = scales[yScaleID];

Function scroll has 32 lines of code (exceeds 25 allowed). Consider refactoring.

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function scroll(scale) {
  const {chart, id, $realtime: realtime} = scale;
  const duration = resolveOption(scale, 'duration');
  const delay = resolveOption(scale, 'delay');
  const isHorizontal = scale.isHorizontal();

Function update has 32 lines of code (exceeds 25 allowed). Consider refactoring.

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  update(maxWidth, maxHeight, margins) {
    const me = this;
    const {$realtime: realtime, options} = me;
    const {bounds, offset, ticks: ticksOpts} = options;
    const {autoSkip, source, major: majorTicksOpts} = ticksOpts;

Function _generate has a Cognitive Complexity of 10 (exceeds 6 allowed). Consider refactoring.

Open

  _generate() {
    const me = this;
    const adapter = me._adapter;
    const duration = resolveOption(me, 'duration');
    const delay = resolveOption(me, 'delay');

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Function startFrameRefreshTimer has a Cognitive Complexity of 10 (exceeds 6 allowed). Consider refactoring.

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export function startFrameRefreshTimer(context, func) {
  if (!context.frameRequestID) {
    const refresh = () => {
      const nextRefresh = context.nextRefresh || 0;
      const now = Date.now();

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Function attachChart has a Cognitive Complexity of 7 (exceeds 6 allowed). Consider refactoring.

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export function attachChart(plugin, chart) {
  const streaming = chart.$streaming;

  if (streaming.annotationPlugin !== plugin) {
    const afterUpdate = plugin.afterUpdate;

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Function startDataRefreshTimer has a Cognitive Complexity of 7 (exceeds 6 allowed). Consider refactoring.

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export function startDataRefreshTimer(context, func, interval) {
  if (!context.refreshTimerID) {
    context.refreshTimerID = setInterval(() => {
      const newInterval = call(func);

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