Support Node.js 13.7.0

[abicky]

This PR fixes infinite loops Node.js 13.7.0 or later causes. The root cause is the change of the output format on sending the first TAB.

For example, the output on sending a TAB at the end of a line "> Err" changed like below:

• Node.js 13.6.0 or earlier

  Error^[[1G^[[0J> Error^[[8G

• Node.js 13.7.0 or later

  Error