Нужен код ревью на скрипт модуль

    class Range {
 
        constructor(settings) {
            this.settings = settings || { 
                color: 'red',
                selector: '' 
            };
 
            this._range = document.querySelector(this.settings.selector);
            this._initValue = this._range.value;
        }
 
        rangeColorProgress() {
            this._range.style.background = `-webkit-linear-gradient(left, ${this.settings.color} 0%, ${this.settings.color} ${this._initValue}%, #fff ${this._initValue}%, #fff 100%)`;
            this._range.addEventListener('input', (e) => {
                const inputValue = e.target.value;
                this._range.style.background = `-webkit-linear-gradient(left, ${this.settings.color} 0%, ${this.settings.color} ${inputValue}%, #fff ${inputValue}%, #fff 100%)`;
            });
        }
 
    }
 
    const range = new Range( { selector: 'input[type=range]', color: 'blue' } );
    range.rangeColorProgress();

class Range {
 
    constructor(settings) {
        this.settings = settings || {
            color: 'red',
            selector: ''
        };
 
        this._range = document.querySelector(this.settings.selector);
        this._initValue = this._range.value;
        this._handlerRangeColorProgress = this._bind(this._handlerRangeColorProgress, this, this.settings);
        this._drawBackgroundRange = this._bind(this._drawBackgroundRange, this, this.settings.color, this._initValue);
    }
 
    rangeColorProgress() {
        this._drawBackgroundRange(this.settings.color, this._initValue);
        this._range.addEventListener('input', this._handlerRangeColorProgress);
    }
 
    _drawBackgroundRange(color, value) {
        this._range.style.background = `-webkit-linear-gradient(left, ${color} 0%, ${color} ${value}%, #fff ${value}%, #fff 100%)`;
    }
 
    _bind(func, context) {
        return function() {
            return func.apply(context, arguments);
        };
    }
 
    _handlerRangeColorProgress(e){
        const inputValue = e.target.value;
        this._range.style.background = `-webkit-linear-gradient(left, ${this.settings.color} 0%, ${this.settings.color} ${inputValue}%, #fff ${inputValue}%, #fff 100%)`;
    }
}

class Range {
  constructor(rangeSelector, settings) {
    this._color = settings.color;
    this._range = document.querySelector(rangeSelector);
  }
  
  createGradientString(color, value) {
    return `-webkit-linear-gradient(left, ${color} 0%, ${color} ${value}%, #fff ${value}%, #fff 100%)`;
  }
 
  rangeUpdate() {
    this._range.style.background = this.createGradientString(this._color, this._range.value);
  }
  
  bind() {
    this._range.addEventListener('input', this.rangeUpdate.bind(this));
  }
  
  static create(rangeSelector, settings) {
    const range = new Range(rangeSelector, settings);
    range.bind();
    range.rangeUpdate();
    
    return range;
  }
}
 
const range = Range.create('input[type=range]', {color: 'blue'});