/// <summary>
/// Load instance argument
/// </summary>
/// <param name="il">LazyILGenerator instance</param>
/// <param name="actualType">Actual type</param>
/// <param name="expectedType">Expected type</param>
internal static void LoadInstanceArgument(this LazyILGenerator il, Type actualType, Type expectedType)
{
il.Emit(OpCodes.Ldarg_0);
if (actualType == expectedType)
{
return;
}
if (expectedType.IsValueType)
{
il.DeclareLocal(expectedType);
il.Emit(OpCodes.Unbox_Any, expectedType);
il.Emit(OpCodes.Stloc_0);
il.Emit(OpCodes.Ldloca_S, 0);
}
else
{
il.Emit(OpCodes.Castclass, expectedType);
}
}
