homebrew-core/Formula/nlohmann-json.rb

53 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/v3.9.1.tar.gz"
sha256 "4cf0df69731494668bdd6460ed8cb269b68de9c19ad8c27abc24cd72605b2d5b"
license "MIT"
head "https://github.com/nlohmann/json.git", branch: "develop"
bottle do
cellar :any_skip_relocation
sha256 "cefd6cb12cf0afc46418be91946f462879b0c0e654501598f5fbb05d3141395b" => :catalina
sha256 "cefd6cb12cf0afc46418be91946f462879b0c0e654501598f5fbb05d3141395b" => :mojave
sha256 "cefd6cb12cf0afc46418be91946f462879b0c0e654501598f5fbb05d3141395b" => :high_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