asset bundle.js 1.35 KiB [emitted] (name: main)
./app.ts 212 bytes [built] [code generated] [1 error]

ERROR in app.ts
./app.ts 11:4-5
[90m[tsl] [39m[1m[31mERROR[39m[22m[1m[31m in [39m[22m[1m[36mapp.ts(11,5)[39m[22m
[1m[31m      TS2741: Property 'b' is missing in type 'AType' but required in type 'BType'.[39m[22m
ts-loader-default_609318b4f68865d3

webpack compiled with 1 error