The MakeGenericType method in the TypeDescription class is used to create a constructed generic type from a generic type definition by specifying an array of types to be used as the type arguments. This method is useful when you need to work with generic types dynamically at runtime.
To use the MakeGenericType method, you need to have a TypeDescription instance that represents a generic type definition. You then call MakeGenericType with an array of System.Type objects that correspond to the generic type parameters of the type definition.
Ensure that the number of types in the typeArgs array matches the number of generic parameters in the type definition. Otherwise, an exception will be thrown.
// Assume we have a TypeDescription instance for a generic type definition
TypeDescription genericTypeDescription = ...; // e.g., List<>
// Define the type arguments
System.Type[] typeArgs = new System.Type[] { typeof(int) };
// Create a constructed generic type
System.Type constructedType = genericTypeDescription.MakeGenericType(typeArgs);
// constructedType now represents List<int>