Module 11 · Modules: import, export and How Files Find Each Other
Full Programs: a Calculator, a Barrel File, a Circular Import and a Plugin Loader
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Knowing the rules is not the same as splitting a real program well. This lesson builds six complete programs, each made of a few modules. Every program reads its input in main.js, hands the work to its modules, and prints the result.
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What is inside Full Programs: a Calculator, a Barrel File, a Circular Import and a Plugin Loader
- The shape every program here shares
- Program 1: a two-file calculator
- Program 2: a utilities module with a default export
- Program 3: a circular import, broken and fixed
- Program 4: a barrel file for a component folder
- Program 5: a plugin loader with import()
- Program 6: a shared store in CommonJS