typed-array-undeclared-members.ts:7:20 - error SC1090: reading 'asciiSlice' from a value of type 'Uint8Array<ArrayBufferLike>' is not supported yet

  6 | // @ts-ignore
  7 | console.log(typeof bytes.asciiSlice);
    |                    ^~~~~~~~~~~~~~~~
  8 | console.log("latin1Write" in bytes);

typed-array-undeclared-members.ts:8:13 - error SC1090: 'in' on 'Uint8Array' receivers (only process.env, Error instances, record-typed values, and unions of fixed record shapes answer; narrow first: check a discriminant field, or compare with '!== undefined'/'!== null' for unit arms) are not supported yet

  7 | console.log(typeof bytes.asciiSlice);
  8 | console.log("latin1Write" in bytes);
    |             ^~~~~~~~~~~~~~~~~~~~~~
  9 | 