Template expression placeholder example

expression-placeholder.js

function authorize(user, action) {
  if (!user.hasPermission(action)) {
    throw new Error(
      `User ${user.name} is not allowed to ${action}.`
    );
  }
}

const person = {
  name: "Sean"
};
const activity = "bake";

console.log(authorize(person, activity)); // "User Sean is not allowed to bake."