/// <summary>
/// Creates a new STON union type, with a given sequence of permitted types.
/// </summary>
/// <param name="permittedTypes">The sequence of permitted types.</param>
public StonUnionType(IEnumerable <IStonType> permittedTypes)
{
if (permittedTypes == null)
{
throw new ArgumentNullException("permittedTypes");
}
PermittedTypes = permittedTypes.Select(type => StonType.Copy(type)).ToList();
}
/// <summary>
/// Creates a new STON collection type, with a given collection element type.
/// </summary>
/// <param name="elementType">The type of the collection elements.</param>
public StonCollectionType(IStonType elementType)
{
if (elementType == null)
{
throw new ArgumentNullException("elementType");
}
ElementType = StonType.Copy(elementType);
}
/// <summary>
/// Creates a new STON named type, with a given name and optional sequence of type parameters, regular or extension.
/// </summary>
/// <param name="name">The name of the type.</param>
/// <param name="typeParameters">The sequence of type parameters</param>
/// <param name="isExtension">Whether the type is an extension type or a regular type.</param>
public StonNamedType(string name, IEnumerable <IStonType> typeParameters = null, bool isExtension = false)
{
if (name == null)
{
throw new ArgumentNullException("name");
}
Name = name;
TypeParameters = typeParameters?.Select(type => StonType.Copy(type)).ToList() ?? Enumerable.Empty <IStonType>();
IsExtension = isExtension;
}
/// <summary>
/// Creates a new STON valued entity, with a given declared type and global identifier.
/// </summary>
/// <param name="type">The declared type or the entity.</param>
/// <param name="globalIdentifier">The global identifier of the entity.</param>
protected StonValuedEntity(IStonType type, string globalIdentifier)
: base(globalIdentifier)
{
Type = type != null?StonType.Copy(type) : null;
}