add hubtbtsandbox/zheng_wenlong/hubtbt

1 files changed, 0 insertions, 45 deletions

diff --git a/include/mapbox/variant_io.hpp b/include/mapbox/variant_io.hpp
deleted file mode 100644
index 1456cc5..0000000
--- a/include/mapbox/variant_io.hpp
+++ /dev/null
@@ -1,45 +0,0 @@
-#ifndef MAPBOX_UTIL_VARIANT_IO_HPP
-#define MAPBOX_UTIL_VARIANT_IO_HPP
-
-#include <iosfwd>
-
-#include <mapbox/variant.hpp>
-
-namespace mapbox {
-namespace util {
-
-namespace detail {
-// operator<< helper
-template <typename Out>
-class printer
-{
-public:
-    explicit printer(Out& out)
-        : out_(out) {}
-    printer& operator=(printer const&) = delete;
-
-    // visitor
-    template <typename T>
-    void operator()(T const& operand) const
-    {
-        out_ << operand;
-    }
-
-private:
-    Out& out_;
-};
-}
-
-// operator<<
-template <typename CharT, typename Traits, typename... Types>
-VARIANT_INLINE std::basic_ostream<CharT, Traits>&
-operator<<(std::basic_ostream<CharT, Traits>& out, variant<Types...> const& rhs)
-{
-    detail::printer<std::basic_ostream<CharT, Traits>> visitor(out);
-    apply_visitor(visitor, rhs);
-    return out;
-}
-} // namespace util
-} // namespace mapbox
-
-#endif // MAPBOX_UTIL_VARIANT_IO_HPP