Tag
architecture
Published articles tagged architecture.
Dynamic modules in NestJS
forRoot(), forFeature(), and forRootAsync() are how NestJS modules accept options from the application that imports them. This chapter shows what a dynamic module returns, the naming conventions, async configuration through the injector, and generating the boilerplate with ConfigurableModuleBuilder.
GraphQL federation
Federation lets independent teams publish subgraphs that compose into one supergraph queried through a router. This overview explains composition, entities and @key, migration directives, major platforms, a NestJS subgraph sketch, and when federation is worth the operational cost.
Modules in NestJS
A NestJS module is the unit that decides which classes exist, which ones other parts of the app may use, and what it depends on. This chapter covers the root and feature modules, exports and imports, shared and re-exported modules, and the narrow case for global modules.