/**
* Create an Ansi object appropriate for the current output. First respect the user's preferences,
* if set. Next, respect any default provided by the caller. (This is used by buckd to tell the
* daemon about the client's terminal.) Finally, allow the Ansi class to autodetect whether the
* current output is a tty.
*
* @param defaultColor Default value provided by the caller (e.g. the client of buckd)
*/
public Ansi createAnsi(Optional<String> defaultColor) {
String color = getValue("color", "ui").or(defaultColor).or("auto");
switch (color) {
case "false":
case "never":
return Ansi.withoutTty();
case "true":
case "always":
return Ansi.forceTty();
case "auto":
default:
return new Ansi(
AnsiEnvironmentChecking.environmentSupportsAnsiEscapes(platform, environment));
}
}
