Method hasValue

docopt_private.h:118–118

		virtual bool match(PatternList& left, std::vector<std::shared_ptr<LeafPattern>>& collected) const override;

		virtual bool hasValue() const override { return static_cast<bool>(fValue); }

		value const& getValue() const { return fValue; }
		void setValue(value&& v) { fValue = std::move(v); }