homebrew-core/Formula/nlohmann-json.rb
2019-04-18 18:37:40 +02:00

51 lines
1.5 KiB
Ruby

class NlohmannJson < Formula
desc "JSON for modern C++"
homepage "https://github.com/nlohmann/json"
url "https://github.com/nlohmann/json/archive/v3.6.1.tar.gz"
sha256 "80c45b090e40bf3d7a7f2a6e9f36206d3ff710acfa8d8cc1f8c763bb3075e22e"
head "https://github.com/nlohmann/json.git", :branch => "develop"
bottle do
cellar :any_skip_relocation
sha256 "a1f0ef0b4ad6f160936a31eb6c2ac4344d25483d9a2e85e9c1b9f0b551d52911" => :mojave
sha256 "a1f0ef0b4ad6f160936a31eb6c2ac4344d25483d9a2e85e9c1b9f0b551d52911" => :high_sierra
sha256 "6550e6790dea47b3af4cbb4b91ef3361612ecf20c46d635807443d71772c8ba8" => :sierra
end
depends_on "cmake" => :build
def install
mkdir "build" do
system "cmake", "..", "-DJSON_BuildTests=OFF", *std_cmake_args
system "make", "install"
end
end
test do
(testpath/"test.cc").write <<~EOS
#include <iostream>
#include <nlohmann/json.hpp>
using nlohmann::json;
int main() {
json j = {
{"pi", 3.141},
{"name", "Niels"},
{"list", {1, 0, 2}},
{"object", {
{"happy", true},
{"nothing", nullptr}
}}
};
std::cout << j << std::endl;
}
EOS
system ENV.cxx, "test.cc", "-I#{include}", "-std=c++11", "-o", "test"
std_output = <<~EOS
{"list":[1,0,2],"name":"Niels","object":{"happy":true,"nothing":null},"pi":3.141}
EOS
assert_match std_output, shell_output("./test")
end
end