cpp-case-matcher/include/match/matchers/any_in.hpp

#pragma once

namespace matcher {
  template <typename Container>
  struct any_in_t {
    Container options;
  };
  
  template <typename T, typename Container>
  bool operator==(T const & t, any_in_t<Container> const & of) {
    return std::find(of.options.begin(), of.options.end(), t) != of.options.end();
  }
  
  template <typename Container>
  any_in_t<Container> any_in(Container && args) {
    return {args};
  }
}