gaia-ecs: new recipe

recipes/gaia-ecs/all/conandata.yml

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+sources:
+  "0.8.6":
+    url: "https://github.com/richardbiely/gaia-ecs/archive/refs/tags/v0.8.6.tar.gz"
+    sha256: "9CAC0AC6F2FB19DFFF07D097F5DC0A97FF1CA4AEC3405219CB2D2A03601AB03F"

recipes/gaia-ecs/all/conanfile.py

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+from conan import ConanFile
+from conan.errors import ConanInvalidConfiguration
+from conan.tools.scm import Version
+from conan.tools.build import check_min_cppstd
+from conan.tools.files import copy, get
+from conan.tools.layout import basic_layout
+import os
+
+required_conan_version = ">=1.52.0"
+
+
+class GaiaConan(ConanFile):
+    name = "gaia-ecs"
+    description = "A simple and powerful entity component system (ECS) written in C++17 "
+    topics = ("gamedev", "performance", "entity", "ecs")
+    homepage = "https://github.com/richardbiely/gaia-ecs"
+    url = "https://github.com/conan-io/conan-center-index"
+    license = "MIT"
+    package_type = "header-library"
+    settings = "os", "arch", "compiler", "build_type"
+
+    @property
+    def _min_cppstd(self):
+        return "17"
+
+    @property
+    def _compilers_minimum_version(self):
+        return {
+            "Visual Studio": "16",
+            "msvc": "192",
+            "gcc": "10",
+            "clang": "7.0",
+            "apple-clang": "10.0",
+            "intel-cc": "2021.2"
+        }
+
+    def layout(self):
+        basic_layout(self, src_folder="src")
+
+    def package_id(self):
+        self.info.clear()
+
+    def validate(self):
+        if self.settings.compiler.get_safe("cppstd"):
+            check_min_cppstd(self, self._min_cppstd)
+
+        minimum_version = self._compilers_minimum_version.get(str(self.settings.compiler), False)
+        if minimum_version and Version(self.settings.compiler.version) < minimum_version:
+            raise ConanInvalidConfiguration(
+                f"{self.ref} requires C++{self._min_cppstd}, which your compiler does not support."
+            )
+
+    def source(self):
+        get(self, **self.conan_data["sources"][self.version], strip_root=True)
+
+    def build(self):
+        pass
+
+    def package(self):
+        copy(self, "LICENSE", src=self.source_folder, dst=os.path.join(self.package_folder, "licenses"))
+        copy(self, "*", src=os.path.join(self.source_folder, "include"), dst=os.path.join(self.package_folder, "include"))
+
+    def package_info(self):
+        if self.settings.os in ["FreeBSD", "Linux"]:
+            self.cpp_info.system_libs = ["pthread"]
+
+        self.cpp_info.set_property("cmake_file_name", "gaia")
+        self.cpp_info.set_property("cmake_target_name", "gaia::gaia")
+        self.cpp_info.bindirs = []
+        self.cpp_info.libdirs = []
+
+        # TODO: remove when v1 support drops
+        self.cpp_info.names["cmake_find_package"] = "gaia"
+        self.cpp_info.names["cmake_find_package_multi"] = "gaia"

recipes/gaia-ecs/all/test_package/CMakeLists.txt

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+cmake_minimum_required(VERSION 3.8)
+project(test_package LANGUAGES CXX)
+
+find_package(gaia REQUIRED CONFIG)
+
+add_executable(${PROJECT_NAME} test_package.cpp)
+target_link_libraries(${PROJECT_NAME} PRIVATE gaia::gaia)
+target_compile_features(${PROJECT_NAME} PRIVATE cxx_std_17)

recipes/gaia-ecs/all/test_package/conanfile.py

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+from conan import ConanFile
+from conan.tools.build import can_run
+from conan.tools.cmake import CMake, cmake_layout
+import os
+
+
+class TestPackageConan(ConanFile):
+    settings = "os", "arch", "compiler", "build_type"
+    generators = "CMakeToolchain", "CMakeDeps", "VirtualRunEnv"
+    test_type = "explicit"
+
+    def layout(self):
+        cmake_layout(self)
+
+    def requirements(self):
+        self.requires(self.tested_reference_str)
+
+    def build(self):
+        cmake = CMake(self)
+        cmake.configure()
+        cmake.build()
+
+    def test(self):
+        if can_run(self):
+            bin_path = os.path.join(self.cpp.build.bindirs[0], "test_package")
+            self.run(bin_path, env="conanrun")

recipes/gaia-ecs/all/test_package/test_package.cpp

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+#include <gaia.h>
+
+int main()
+{
+    gaia::ecs::World w;
+    gaia::ecs::Entity e = w.add();
+    (void) w.valid(e);
+    return 0;
+}

recipes/gaia-ecs/config.yml

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+versions:
+  "0.8.6":
+    folder: all