in shared/java/FontFeature.java [45:59]
public String toString() {
String range = "";
if (_start > 0 || _end < Long.MAX_VALUE) {
range = "[" + (_start > 0 ? _start : "") + ":" + (_end < Long.MAX_VALUE ? _end : "") + "]";
}
String valuePrefix = "";
String valueSuffix = "";
if (_value == 0)
valuePrefix = "-";
else if (_value == 1)
valuePrefix = "+";
else
valueSuffix = "=" + _value;
return "FontFeature(" + valuePrefix + getTag() + range + valueSuffix + ")";
}