private static void ProcessTypeConstraintAttribute(TypeConstraint constraints, IEnumerable <LanguageConcept> languages, PropertyInfo property)
{
TypeConstraintAttribute typeConstraint = property.GetCustomAttribute <TypeConstraintAttribute>();
if (typeConstraint == null)
{
return;
}
ClassifyTypeConstraints(constraints, languages, typeConstraint.Types);
}
private static void ProcessSimpleTypeConstraintAttribute(TypeConstraint constraints, PropertyInfo property)
{
SimpleTypeConstraintAttribute typeConstraint = property.GetCustomAttribute <SimpleTypeConstraintAttribute>();
if (typeConstraint == null)
{
return;
}
foreach (Type type in SimpleTypes.DotNetTypes)
{
if (!constraints.DotNetTypes.Contains(type))
{
constraints.DotNetTypes.Add(type);
}
}
}
public static TypeConstraint GetTypeConstraints(IEnumerable <LanguageConcept> languages, PropertyInfo property)
{
if (property == null)
{
throw new ArgumentNullException(nameof(property));
}
TypeConstraint constraints = new TypeConstraint();
ProcessTypeConstraintAttribute(constraints, languages, property);
Type propertyType = GetPropertyType(property);
ClassifyTypeConstraints(constraints, languages, propertyType);
ProcessSimpleTypeConstraintAttribute(constraints, property);
return(constraints);
}
public static void ClassifyTypeConstraint(TypeConstraint constraints, Type type)
{
if (type.IsEnum)
{
constraints.Enumerations.Add(type);
}
else if (SimpleTypes.DotNetTypes.Contains(type))
{
constraints.DotNetTypes.Add(type);
}
else if (type.IsSubclassOf(typeof(DataType)))
{
constraints.DataTypes.Add(type);
}
else if (type.IsSubclassOf(typeof(SyntaxNode)))
{
constraints.Concepts.Add(type);
}
}
private static void ClassifyTypeConstraints(TypeConstraint constraints, IEnumerable <LanguageConcept> languages, params Type[] types)
{
foreach (Type type in types)
{
if (type == typeof(SyntaxNode))
{
continue;
}
if (type.IsAbstract)
{
foreach (Type subclass in GetSubclassesOfType(languages, type))
{
ClassifyTypeConstraint(constraints, subclass);
}
}
else
{
ClassifyTypeConstraint(constraints, type);
}
}
}