private void UpdateTextBoxes(FSharpList <LispVal> code)
{
sexpTextBox.Text = AnyToString(code);
FSharpList <LispVal> codeWithPrimitives =
ListModule.of_seq(
SeqModule
.of_list(code)
.Select(v => CodeGenerator.insertPrimitives(v)));
primitivesTextBox.Text = AnyToString(codeWithPrimitives);
}