Standard output from the process. The value used for the
stdoutEncoding argument to Process.run determines the type. If
null was used this value is of type List<int> otherwise it is
of type Stri...
Standard error from the process. The value used for the
stderrEncoding argument to Process.run determines the type. If
null was used this value is of type List<int>
otherwise it is of type Strin...