/// <summary>
/// Director for building given type chain (DeclaringType chain) with builder.
/// </summary>
/// <param name="type">Type available for built subchain.</param>
/// <param name="typeArguments">Built type arguments.</param>
private void buildTypeChain(TypeAdapterBase type, Queue <TypeAdapterBase> typeArguments)
{
var declaringType = type.DeclaringType;
var hasConnectedType = declaringType != null;
//take as much arguments, as connected types needs + (mine types)
var parameters = type.GenericArgs;
var availableArguments = new Queue <TypeAdapterBase>();
for (int i = 0; i < parameters.Length; ++i)
{
availableArguments.Enqueue(typeArguments.Dequeue());
}
if (hasConnectedType)
{
buildTypeChain(declaringType, availableArguments);
_builder.Push();
}
buildName(type);
buildArguments(type, availableArguments);
if (hasConnectedType)
{
_builder.ConnectPop();
}
}
/// <summary>
/// Director for building given arrayType with builder.
/// </summary>
/// <param name="type">Built type.</param>
private void buildArray(TypeAdapterBase type)
{
_builder.Append("Array");
_builder.Push();
buildType(type.ElementType);
_builder.Pop();
_builder.InsertArgument("1");
}
/// <summary>
/// Director for building given type name with builder.
/// </summary>
/// <param name="type">Type which name is built.</param>
private void buildName(TypeAdapterBase type)
{
var name = type.Name;
var endName = name.IndexOf('`');
if (endName > 0)
{
name = name.Substring(0, endName);
}
_builder.Append(type.Namespace);
_builder.Append(name);
}
/// <summary>
/// Builds the descriptor for given type.
/// </summary>
/// <param name="type">The type.</param>
/// <param name="resolver">The generic parameter resolver.</param>
/// <param name="builder">The <see cref="TypeDescriptor"/> builder.</param>
/// <returns>Built descriptor.</returns>
public static TypeDescriptor BuildDescriptor(TypeAdapterBase type, ParameterResolver resolver, TypeDescriptorBuilder builder = null)
{
if (builder == null)
{
builder = new TypeDescriptorBuilder();
}
var director = new TypeHierarchyDirector(builder, resolver);
director.buildType(type);
var result = builder.BuildDescriptor();
return(result);
}
/// <summary>
/// Director for building given type.
/// </summary>
/// <param name="type">Built type.</param>
private void buildType(TypeAdapterBase type)
{
if (type.IsArray)
{
buildArray(type);
}
else if (type.IsGenericParameter)
{
var substitution = _resolver(type);
_builder.SetDescriptor(substitution);
}
else
{
var genericArgs = new Queue <TypeAdapterBase>(type.GenericArgs);
buildTypeChain(type, genericArgs);
}
}
/// <summary>
/// Director for building given type arguments with builder.
/// </summary>
/// <param name="type">Type which arguments are built.</param>
/// <param name="typeArguments">Arguments that are available for building given type.</param>
private void buildArguments(TypeAdapterBase type, Queue <TypeAdapterBase> typeArguments)
{
var typeParams = type.GenericArgs;
for (int i = 0; i < typeParams.Length; ++i)
{
if (typeArguments.Count == 0)
{
//all arguments has already been substituted
return;
}
//take only fist params that will be substituted
var substitution = typeArguments.Dequeue();
_builder.Push();
buildType(substitution);
_builder.Pop();
}
}
