tsconfig usage tip
rootDir
Longest common path non-declaration input files.
Inferred value for rootDir is src.
MyProj
├── tsconfig.json
├── src
│ ├── a.ts
│ ├── b.ts
│ ├── sub
│ │ ├── c.ts
├── types.d.ts
If outDir was dist, Typescript would write this tree:
MyProj
├── dist
│ ├── a.js
│ ├── b.js
│ ├── sub
│ │ ├── c.js
정보
rootDir doesn't affect which files become part of the compilation.
rootDir have to include all files need to be transpiled to .js
MyProj
├── tsconfig.json
├── src
│ ├── a.ts
│ ├── b.ts
│ ├── sub
│ │ ├── c.ts
├── types.d.ts
├── hello.ts // error!
hello.ts' is not under 'rootDir' '%PROJECT_DIR%/src'. 'rootDir' is expected to contain all source files.
The file is in the program because:
Matched by default include pattern '**/*'