/// <summary>
/// Checks whether a specified type implements some extension in this library and returns its name if so.
/// </summary>
/// <param name="type">The type.</param>
/// <returns>A name of the extension which is partly or entirely implemented by the <paramref name="type"/>.</returns>
/// <exception cref="ArgumentNullException"><paramref name="type"/> is a <B>null</B> reference.</exception>
public string GetImplementedExtension(Type /*!*/ type)
{
if (type == null)
{
throw new ArgumentNullException("type");
}
// make sure this type belongs to this library
if (!PhpLibraryModule.IsLibraryType(type))
{
return(null);
}
do
{
object[] attrs = type.GetCustomAttributes(typeof(ImplementsExtensionAttribute), false);
if (attrs.Length == 1)
{
return(((ImplementsExtensionAttribute)attrs[0]).Name);
}
type = type.DeclaringType;
}while (type != null);//loop because of nested enum types ( e.g. in ClassLibrary )
return(PhpLibraryAssembly.DefaultExtension);
}
/// <summary>
/// Used by both fast and full reflectors.
/// </summary>
internal PhpLibraryFunctionDesc(PhpLibraryModule/*!*/ declaringModule, RoutineDelegate/*!*/ arglessStub)
: base(declaringModule.GlobalType.TypeDesc, PhpMemberAttributes.Public | PhpMemberAttributes.Static, arglessStub, true)
{
Debug.Assert(declaringModule != null && arglessStub != null);
}
/// <summary>
/// Used by both fast and full reflectors.
/// </summary>
internal PhpLibraryFunctionDesc(PhpLibraryModule /*!*/ declaringModule, RoutineDelegate /*!*/ arglessStub)
: base(declaringModule.GlobalType.TypeDesc, PhpMemberAttributes.Public | PhpMemberAttributes.Static, arglessStub, true)
{
Debug.Assert(declaringModule != null && arglessStub != null);
}