Method add_outline

src/module.cpp:563–567

instruction_ref module::add_literal(literal l) { return insert_literal(begin(), std::move(l)); }

instruction_ref module::add_outline(const shape& s)
{
    impl->push_front({builtin::outline{s}, s, {}});
    return impl->instructions.begin();
}

instruction_ref module::add_parameter(std::string name, shape s)
{