Because the module file itself is already a logical grouping, and its top-level name is defined by the code that imports it, it’s unnecessary to use an additional module layer for exported objects. hide. Nota: Em versões muito antigas do TypeScript, namespaces eram chamados de ‘Módulos Internos’ (ou ‘Internal Modules’, em inglês). It is also worth noting that, for Node.js applications, modules are the default and we recommended modules over namespaces in modern code. A key feature of modules in TypeScript is that two different modules will never contribute names to the same scope. However there are useful cases to encapsulate your types and data in namespaces. Namespaces can be a good way to structure your code in a Web Application, with all dependencies included as