Formula/c/cereal.rb

   1 class Cereal < Formula
   2   desc "C++11 library for serialization"
   3   homepage "https://uscilab.github.io/cereal/"
   4   url "https://github.com/USCiLab/cereal/archive/refs/tags/v1.3.2.tar.gz"
   5   sha256 "16a7ad9b31ba5880dac55d62b5d6f243c3ebc8d46a3514149e56b5e7ea81f85f"
   6   license "BSD-3-Clause"
   7   head "https://github.com/USCiLab/cereal.git", branch: "develop"
   8
   9   bottle do
  10     rebuild 1
  11     sha256 cellar: :any_skip_relocation, all: "dd568ffbaa2689d64040eea49404b91b65a33657ea8a6567255fb738185c1199"
  12   end
  13
  14   depends_on "cmake" => :build
  15
  16   def install
  17     system "cmake", "-S", ".", "-B", "build", "-DJUST_INSTALL_CEREAL=ON", *std_cmake_args
  18     system "cmake", "--build", "build"
  19     system "cmake", "--install", "build"
  20   end
  21
  22   test do
  23     (testpath/"test.cpp").write <<~CPP
  24       #include <cereal/types/unordered_map.hpp>
  25       #include <cereal/types/memory.hpp>
  26       #include <cereal/archives/binary.hpp>
  27       #include <fstream>
  28
  29       struct MyRecord
  30       {
  31         uint8_t x, y;
  32         float z;
  33
  34         template <class Archive>
  35         void serialize( Archive & ar )
  36         {
  37           ar( x, y, z );
  38         }
  39       };
  40
  41       struct SomeData
  42       {
  43         int32_t id;
  44         std::shared_ptr<std::unordered_map<uint32_t, MyRecord>> data;
  45
  46         template <class Archive>
  47         void save( Archive & ar ) const
  48         {
  49           ar( data );
  50         }
  51
  52         template <class Archive>
  53         void load( Archive & ar )
  54         {
  55           static int32_t idGen = 0;
  56           id = idGen++;
  57           ar( data );
  58         }
  59       };
  60
  61       int main()
  62       {
  63         std::ofstream os("out.cereal", std::ios::binary);
  64         cereal::BinaryOutputArchive archive( os );
  65
  66         SomeData myData;
  67         archive( myData );
  68
  69         return 0;
  70       }
  71     CPP
  72     system ENV.cxx, "test.cpp", "-std=c++11", "-I#{include}", "-o", "test"
  73     system "./test"
  74     assert_predicate testpath/"out.cereal", :exist?
  75   end
  76 end