Method IsRange

src/script/descriptor.cpp:212–212

    SingleKeyDescriptor(std::unique_ptr<PubkeyProvider> prov, const std::function<CScript(const CPubKey&)>& fn, const std::string& name) : m_script_fn(fn), m_fn_name(name), m_provider(std::move(prov)) {}

    bool IsRange() const override { return m_provider->IsRange(); }
    std::string ToString() const override { return m_fn_name + "(" + m_provider->ToString() + ")"; }
    bool ToPrivateString(const SigningProvider& arg, std::string& out) const override
    {