fromMask static method
Expands a native bit mask into the matching set of flags.
Bits that no known flag claims are ignored, so a newer native SDK cannot crash an older Dart layer.
Implementation
static Set<CPDFOptimizeFlag> fromMask(int mask) {
return CPDFOptimizeFlag.values
.where((flag) => mask & flag.bit != 0)
.toSet();
}