Add vcpkg features

.github/workflows/cmake.yml

@@ -23,8 +23,8 @@ jobs:
       - name: Checkout repository
         uses: actions/checkout@v2
         # other submodules are:
-        # - vcpkg which is already installed at the virtual environment
-        # - llvm-project which is too heavy, use binary release for generator instead
+        #   vcpkg                  - already installed at the virtual environment
+        #   generator/llvm-project - too heavy, download and use generator binary
       - run: git submodule update --init library/RE-flex
 
       # - name: Get version
@@ -36,7 +36,6 @@ jobs:
         run: >
           cmake -B ${{ github.workspace }}/build
           -DCMAKE_BUILD_TYPE=${{ env.BUILD_TYPE }}
-          -DDISABLE_GENERATOR=ON
           -DCMAKE_TOOLCHAIN_FILE=${VCPKG_INSTALLATION_ROOT}/scripts/buildsystems/vcpkg.cmake
 
       - name: Install generator

CMakeLists.txt

@@ -3,6 +3,7 @@ cmake_minimum_required(VERSION 3.10)
 cmake_policy(SET CMP0091 NEW)
 set(CMAKE_MSVC_RUNTIME_LIBRARY "MultiThreaded$<$<CONFIG:Debug>:Debug>")
 
+# Get version from vcpkg.json manifest
 find_program(PYTHON "python3")
 if(NOT PYTHON)
     find_program(PYTHON "python")
@@ -21,6 +22,22 @@ if(VCPKG_VERSION_ERROR)
     message(WARNING ${VCPKG_VERSION_ERROR})
 endif()
 
+# Enable vcpkg features
+option(ENABLE_TESTS      "Enable tests"      ON)
+option(ENABLE_GENERATOR  "Enable generator"  OFF)
+option(ENABLE_BENCHMARKS "Enable benchmarks" OFF)
+
+if(ENABLE_TESTS)
+    list(APPEND VCPKG_MANIFEST_FEATURES "tests")
+endif()
+if(ENABLE_GENERATOR)
+    list(APPEND VCPKG_MANIFEST_FEATURES "generator")
+endif()
+if(ENABLE_BENCHMARKS)
+    list(APPEND VCPKG_MANIFEST_FEATURES "benchmarks")
+endif()
+
+# Setup project
 cmake_policy(SET CMP0048 NEW)
 project(easy_reflection VERSION ${VCPKG_MANIFEST_PROJECT_VERSION})
 
@@ -31,11 +48,14 @@ include(Dart)
 enable_testing()
 
 add_subdirectory(library)
+add_subdirectory(example)
 
-if(NOT DISABLE_GENERATOR)
+if(ENABLE_TESTS)
+    add_subdirectory(tests)
+endif()
+if(ENABLE_GENERATOR)
     add_subdirectory(generator)
 endif()
-
-add_subdirectory(example)
-add_subdirectory(tests)
-add_subdirectory(benchmarks)
+if(ENABLE_BENCHMARKS)
+    add_subdirectory(benchmarks)
+endif()

vcpkg.json

@@ -1,13 +1,36 @@
 {
   "name": "reflection-cpp",
   "version": "2.9.0",
-  "dependencies": [
-    "simdjson",
-    "gtest",
-    "inja",
-    "tclap",
-    "benchmark",
-    "rapidjson",
-    "yaml-cpp"
-  ]
+  "default-features": [
+    "library"
+  ],
+  "features": {
+    "library": {
+      "description": "Reflection library",
+      "dependencies": [
+        "simdjson"
+      ]
+    },
+    "generator": {
+      "description": "Code generation tool",
+      "dependencies": [
+        "inja",
+        "tclap"
+      ]
+    },
+    "tests": {
+      "description": "Generate reflection code and test it",
+      "dependencies": [
+        "gtest"
+      ]
+    },
+    "benchmarks": {
+      "description": "Set of benchmarks",
+      "dependencies": [
+        "benchmark",
+        "rapidjson",
+        "yaml-cpp"
+      ]
+    }
+  }
 }