assets by status 1.59 KiB [compared for emit]
  asset lib/tsconfig.tsbuildinfo 1.17 KiB [compared for emit]
  asset lib/index.js.map 188 bytes [compared for emit]
  asset lib/index.js 152 bytes [compared for emit]
  asset lib/index.d.ts 84 bytes [compared for emit]
assets by status 3.42 KiB [emitted]
  asset bundle.js 2.62 KiB [emitted] (name: main)
  asset tsconfig.tsbuildinfo 816 bytes [emitted]
  asset app.d.ts 11 bytes [emitted]
./app.ts 147 bytes [built] [code generated] [1 error]
./lib/index.ts 119 bytes [built] [code generated]

ERROR in app.ts
./app.ts 3:45-49
[90m[tsl] [39m[1m[31mERROR[39m[22m[1m[31m in [39m[22m[1m[36mapp.ts(3,46)[39m[22m
[1m[31m      TS2339: Property 'four' does not exist on type '{ one: number; two: number; three: number; }'.[39m[22m
ts-loader-default_16c1704dade3bd5f

webpack compiled with 1 error