output method

Implementation

@override
void output(OutputEvent event) {
  var color = levelColors[event.level];
  var emoji = PrettyPrinter.defaultLevelEmojis[event.level];
  for (var line in event.lines) {
    if (color == null) {
      dev.log("$emoji $line", name: name);
    } else {
      dev.log(color("$emoji $line"), name: name);
    }
  }
}