function value2(self, value){
_.maybe(query(self, "option"), locate(v, function(option){
return IValue.value(option) == value;
}), function(option){
option.selected = true;
});
}
function text2(self, value){
_.maybe(query(self, "option"), locate(v, function(option){
return IText.text(option) == value;
}), function(option){
option.selected = true;
});
}
export function cardinality(min, max){
if (min != null && min < 0) {
throw new Error("Minimum cardinality is 0.");
}
return min === max ? exactly(min) : and(maybe(min, atLeast), maybe(max, atMost));
}
function text1(self){
return _.maybe(query(self, "option"), locate(v, function(option){
return option.selected;
}), IText.text) || "";
}
function value1(self){
return _.maybe(query(self, "option"), locate(v, function(option){
return option.selected;
}), IValue.value);
}
function check(self, value){
return maybe(mapcat(function(constraint){
return ICheckable.check(constraint, value);
}, self.constraints), compact, toArray, blot);
}