The interface for handling a child process returned from Deno.Command.spawn.

Create a child process.

Send a signal to process under given pid. The value and meaning of the signal to the process is operating system and process dependant. Signal provides the most common signals. Default signal is "SIGTERM".

Options which can be set when calling Deno.Command.

The interface returned from calling Deno.Command.output or Deno.Command.outputSync which represents the result of spawning the child process.