What is the purpose of the tsconfig.json file in

ngular projects?

• tsconfig.json configures the TypeScript compiler.
• Specifies:
• Target JS version (ES5/ES2015)
• Module system (ESNext/CommonJS)
• Included/excluded files
• Compiler options like strictness, decorators support
• Helps Angular’s build system transpile TS code to browser-compatible JS.

Summary Table:

Command/File Purpose

ngular CLI Tool to scaffold, build, test Angular apps

ng serve Run dev server with live reload

ng build Compile and output build files

Production Build ng build --prod enables optimizations

ngular.json CLI workspace/project configuration

Custom Builder Extend Angular CLI build/serve functionality

OT Compilation Compile templates ahead-of-time for faster

startup

tsconfig.json TypeScript compiler options for Angular project

Testing Angular Applications