Function enclose_name

src/graphviz.cpp:51–54

static bool is_hex_color(std::string color) { return not color.empty() and color[0] == '#'; }

std::string enclose_name(const std::string& name)
{
    return '"' + replace_string(name, "\"", "\\\"") + '"';
}

std::string format_shape_name(const migraphx::shape& s, const std::string& linebreak)
{