File Range.js has 530 lines of code (exceeds 250 allowed). Consider refactoring.

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var util = require('../util');
var moment = require('../module/moment');
var Component = require('./component/Component');
var DateUtil = require('./DateUtil');

Function _applyRange has a Cognitive Complexity of 53 (exceeds 5 allowed). Consider refactoring.

Open

Range.prototype._applyRange = function(start, end) {
  var newStart = (start != null) ? util.convert(start, 'Date').valueOf() : this.start,
      newEnd   = (end != null)   ? util.convert(end, 'Date').valueOf()   : this.end,
      max = (this.options.max != null) ? util.convert(this.options.max, 'Date').valueOf() : null,
      min = (this.options.min != null) ? util.convert(this.options.min, 'Date').valueOf() : null,

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Function setRange has a Cognitive Complexity of 53 (exceeds 5 allowed). Consider refactoring.

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Range.prototype.setRange = function(start, end, options, callback, frameCallback) {
  if (!options) {
    options = {};
  }
  if (options.byUser !== true) {

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Function _applyRange has 81 lines of code (exceeds 25 allowed). Consider refactoring.

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Range.prototype._applyRange = function(start, end) {
  var newStart = (start != null) ? util.convert(start, 'Date').valueOf() : this.start,
      newEnd   = (end != null)   ? util.convert(end, 'Date').valueOf()   : this.end,
      max = (this.options.max != null) ? util.convert(this.options.max, 'Date').valueOf() : null,
      min = (this.options.min != null) ? util.convert(this.options.min, 'Date').valueOf() : null,

Function setRange has 75 lines of code (exceeds 25 allowed). Consider refactoring.

Open

Range.prototype.setRange = function(start, end, options, callback, frameCallback) {
  if (!options) {
    options = {};
  }
  if (options.byUser !== true) {

Function _onMouseWheel has a Cognitive Complexity of 15 (exceeds 5 allowed). Consider refactoring.

Open

Range.prototype._onMouseWheel = function(event) {
  // retrieve delta
  var delta = 0;
  if (event.wheelDelta) { /* IE/Opera. */
    delta = event.wheelDelta / 120;

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

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function Range(body, options) {
  var now = moment().hours(0).minutes(0).seconds(0).milliseconds(0);
  var start = now.clone().add(-3, 'days').valueOf();
  var end = now.clone().add(3, 'days').valueOf(); 
  this.millisecondsPerPixelCache = undefined;

Function _onDrag has 40 lines of code (exceeds 25 allowed). Consider refactoring.

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Range.prototype._onDrag = function (event) {
  if (!event) return;

  if (!this.props.touch.dragging) return;

Consider simplifying this complex logical expression.

Open

  if (!((newStart >= this.start && newStart   <= this.end) || (newEnd   >= this.start && newEnd   <= this.end)) &&
      !((this.start >= newStart && this.start <= newEnd)   || (this.end >= newStart   && this.end <= newEnd) )) {
    this.body.emitter.emit('checkRangedItems');
  }

Function _onPinch has 33 lines of code (exceeds 25 allowed). Consider refactoring.

Open

Range.prototype._onPinch = function (event) {
  // only allow zooming when configured as zoomable and moveable
  if (!(this.options.zoomable && this.options.moveable)) return;

  // Disable the browser default handling of this event.

Function _onDrag has a Cognitive Complexity of 11 (exceeds 5 allowed). Consider refactoring.

Open

Range.prototype._onDrag = function (event) {
  if (!event) return;

  if (!this.props.touch.dragging) return;

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Function next has 30 lines of code (exceeds 25 allowed). Consider refactoring.

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    var next = function () {
      if (!me.props.touch.dragging) {
        var now = new Date().valueOf();
        var time = now - initTime;
        var ease = easingFunction(time / duration);

Function _onMouseWheel has 28 lines of code (exceeds 25 allowed). Consider refactoring.

Open

Range.prototype._onMouseWheel = function(event) {
  // retrieve delta
  var delta = 0;
  if (event.wheelDelta) { /* IE/Opera. */
    delta = event.wheelDelta / 120;

Avoid deeply nested control flow statements.

Open

            if (callback) { return callback() }

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

Open

Range.prototype.setRange = function(start, end, options, callback, frameCallback) {

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

Open

Range.prototype.setOptions = function (options) {
  if (options) {
    // copy the options that we know
    var fields = [
      'animation', 'direction', 'min', 'max', 'zoomMin', 'zoomMax', 'moveable', 'zoomable',

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Avoid too many return statements within this function.

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    return;

TODO found

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  // TODO: reckon with min and max range

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TODO found

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  // TODO: this may be redundant in hammerjs2

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TODO found

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  // TODO: this may be redundant in hammerjs2

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