Add conanfile and test consumer package

Author: Lawrencemm

conanfile.py

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+from conans import ConanFile
+
+
+class ScopeguardConan(ConanFile):
+    name = "scope_guard"
+    version = "0.2.3"
+    license = "The Unlicense"
+    author = "Ricardo Abreu [email protected]"
+    url = "https://github.com/Lawrencemm/scope_guard"
+    description = (
+        "A modern C++ scope guard that is easy to use but hard to misuse. "
+        "https://ricab.github.io/scope_guard/"
+    )
+    topics = ("scope guard", "RAII", "resource management")
+    exports_sources = "scope_guard.hpp"
+    no_copy_source = True
+
+    def package(self):
+        self.copy("*scope_guard.hpp", dst="include")

test_package/CMakeLists.txt

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+cmake_minimum_required(VERSION 3.10)
+project(PackageTest CXX)
+
+set(CMAKE_CXX_STANDARD 17)
+
+include(${CMAKE_BINARY_DIR}/conanbuildinfo.cmake)
+conan_basic_setup()
+
+add_executable(example example.cpp)
+target_link_libraries(example ${CONAN_LIBS})

test_package/conanfile.py

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+import os
+
+from conans import ConanFile, CMake, tools
+
+
+class ScopeguardTestConan(ConanFile):
+    settings = "os", "compiler", "build_type", "arch"
+    generators = "cmake"
+
+    def build(self):
+        cmake = CMake(self)
+        cmake.configure()
+        cmake.build()
+
+    def test(self):
+        if not tools.cross_building(self.settings):
+            os.chdir("bin")
+            self.run(".%sexample" % os.sep)

test_package/example.cpp

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+#include <iostream>
+
+#include <scope_guard.hpp>
+
+int main() {
+    auto guard = sg::make_scope_guard([]() noexcept { return; });
+}