code: function getConfigForStyleGuide(guide) {
      const guides = {
          google: { extends: "google" },
          airbnb: { extends: "airbnb" },
          "airbnb-base": { extends: "airbnb-base" },
          standard: { extends: "standard" }
      };
  
      if (!guides[guide]) {
          throw new Error("You referenced an unsupported guide.");
      }
  
      return guides[guide];
  }
docs: process user's style guide of choice and return an appropriate config object.
  @param {string} guide name of the chosen style guide
  @returns {Object} config object