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Project structure\nNote: this course material was written with version v20.11.0 of Node.js. Please make sure that your version of Node is at least as new as the version used in the material (you can check the version by running node -v in the command line).\n\nBefore we move into the topic of testing, we will modify the structure of our project to adhere to Node.js best practices.\n\nOnce we make the changes to the directory structure of our project, we will end up with the following structure:"

BFinding the usages of your exports with VS Code\\nVS Code has a handy feature that allows you to see where your modules have been exported. This can be very helpful for refactoring. For example, if you decide to split a function into two separate functions, your code could break if you don't modify all the usages. This is difficult if you don't know where they are. However, you need to define your exports in a particular way for this to work.