public AstConstraint(AstIdentifier parameter, AstConstraintType type, IReadOnlyList <AstExpression> baseTypes, Source optionalCtor = null)
{
Parameter = parameter;
Type = type;
BaseTypes = baseTypes;
OptionalConstructor = optionalCtor;
}
public TokenAttribute(string value, AstClassType classType, AstConstraintType constraintClassType = 0)
{
Value = value;
ClassType = classType;
ConstraintClassType = constraintClassType;
}