Clean Code in JavaScript

The Conventional Module pattern

The Conventional Module pattern is usually expressed as a plain object literal with a set of methods:

const timeDiffUtility = {  minutesBetween(dateA, dateB) {},  hoursBetween(dateA, dataB) {},  daysBetween(dateA, dateB) {}};

It's quite typical for such a module to also reveal specific initialization methods such as initialize, init, or setup. Alternatively, we may want to provide methods that change the state or configuration of the entire module (such as setConfig):

const timeDiffUtility = {  setConfig(config) {    this.config = config;  },  minutesBetween(dateA, dateB) {},  hoursBetween(dateA, dataB) {},  daysBetween(dateA, dateB) {}};

The Conventional Module pattern is incredibly flexible since it is just a plain ...