884c998622
git-subtree-dir: third_party/variant git-subtree-split: 24dcab23c4f70e54838e4a32a228aba8045ae17b
23 lines
420 B
C++
23 lines
420 B
C++
#include "variant.hpp"
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#include <cstdint>
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#include <stdexcept>
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using namespace mapbox;
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struct check : util::static_visitor<>
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{
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template <typename T>
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void operator() (T const& val) const
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{
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if (val != 0) throw std::runtime_error("invalid");
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}
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};
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int main() {
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typedef util::variant<bool, int, double> variant_type;
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variant_type v(0);
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util::apply_visitor(check(), v);
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return 0;
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}
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