homebrew-core/Formula/tl-expected.rb

66 lines
2.3 KiB
Ruby

class TlExpected < Formula
desc "C++11/14/17 std::expected with functional-style extensions"
homepage "https://github.com/TartanLlama/expected"
url "https://github.com/TartanLlama/expected/archive/refs/tags/v1.0.0.tar.gz"
sha256 "8f5124085a124113e75e3890b4e923e3a4de5b26a973b891b3deb40e19c03cee"
license "CC0-1.0"
bottle do
sha256 cellar: :any_skip_relocation, arm64_ventura: "9c01e63bdebf1017373763e4718078c29fd1965f42cf218636c131a8e139c9d6"
sha256 cellar: :any_skip_relocation, arm64_monterey: "263bd21c6da433b8d83e0c090e215cfec4640063be417d59a75ff3a03c908653"
sha256 cellar: :any_skip_relocation, arm64_big_sur: "6e2286200cda55b599fd2bdcce58657329d610a0b801ad0d634039046a30eb0c"
sha256 cellar: :any_skip_relocation, ventura: "82f0c13b7b30ed4a621a8dd5b85b1e39575dd709e0cf7c5169834db345542068"
sha256 cellar: :any_skip_relocation, monterey: "440a309ec398ea92922ef2a55895b7fab12f116c929d1e4db4bbc599ff2937ea"
sha256 cellar: :any_skip_relocation, big_sur: "9ee7019c455d5f21628bcd40478392c744134145ef0806626e0a057fc0871d44"
sha256 cellar: :any_skip_relocation, x86_64_linux: "9d58f003ff4417e8ac424b63a3f913d24252b6feabd31ed6b0443bc53ac0a0b7"
end
depends_on "cmake" => :build
def install
args = %w[
-DEXPECTED_ENABLE_TESTS=OFF
]
system "cmake", "-S", ".", "-B", "build", *args, *std_cmake_args
system "cmake", "--build", "build"
system "cmake", "--install", "build"
end
test do
(testpath/"test.cpp").write <<~EOS
#include <iostream>
#include <tl/expected.hpp>
tl::expected<int, std::string> divide(int a, int b) {
if (b == 0) {
return tl::make_unexpected("Division by zero");
}
return a / b;
}
int main() {
auto result = divide(10, 5);
if (result) {
std::cout << "Result: " << *result << std::endl;
} else {
std::cout << "Error: " << result.error() << std::endl;
}
result = divide(2, 0);
if (result) {
std::cout << "Result: " << *result << std::endl;
} else {
std::cout << "Error: " << result.error() << std::endl;
}
return 0;
}
EOS
system ENV.cxx, "test.cpp", "-std=c++17", "-o", "test"
assert_equal <<~EOS, shell_output("./test")
Result: 2
Error: Division by zero
EOS
end
end