logEmpty method
void
logEmpty()
Logs an empty line to separate blocks. Never written to the log file.
Suppressed below LogVerbosity.normal: a --quiet run should be a dense
list of errors, not a page of blank lines.
Implementation
void logEmpty() {
if (!_isVisible(LogLevel.info)) return;
Spinner.active?.erase();
(ColorizeLogger.reserveStdout ? stderr : stdout).writeln('');
Spinner.active?.paint();
}