build method
Implementation
@override
String build(Context context, ParserResult? result) {
context.refersToStateSource = true;
final values = context.allocateLocals(['pos']);
final isUnicode = predicate.isUnicode;
values.addAll({
'test': predicate.build(context, 'test', ['c']),
});
return render2(isUnicode, _template32, _template16, values);
}