add bzlmod support (#254)

.bazelrc

@@ -0,0 +1,19 @@
+common --enable_bzlmod
+build --enable_platform_specific_config
+build --incompatible_use_platforms_repo_for_constraints
+build --enable_runfiles
+build --incompatible_strict_action_env
+
+build:linux --host_platform=@magic_enum//bazel/platforms:linux
+build:linux --platforms=@magic_enum//bazel/platforms:linux
+
+build:macos --host_platform=@magic_enum//bazel/platforms:macos
+build:macos --platforms=@magic_enum//bazel/platforms:macos
+
+build:windows --host_platform=@magic_enum//bazel/platforms:windows
+build:windows --platforms=@magic_enum//bazel/platforms:windows
+
+common:ci --announce_rc
+test:ci --test_output=errors
+build:ci --curses=no
+

.bazelversion

@@ -0,0 +1 @@
+6.1.2

.github/workflows/macos.yml

@@ -35,3 +35,6 @@ jobs:
         cmake .. -DCMAKE_BUILD_TYPE=Debug
         cmake --build . --config Debug
         ctest --output-on-failure -C Debug
+
+    - name: Bazel Test
+      run: bazelisk test //... --config=ci

.github/workflows/ubuntu.yml

@@ -52,13 +52,6 @@ jobs:
           sudo apt install ${{matrix.compiler.cxx}} -y
         fi
 
-    - name: Configure bazel
-      run: |
-        wget -O - https://bazel.build/bazel-release.pub.gpg|sudo apt-key add -
-        sudo apt-add-repository "deb https://storage.googleapis.com/bazel-apt stable jdk1.8"
-        sudo apt update
-        sudo apt install bazel -y
-
     - name: Build Release
       run: |
         rm -rf build
@@ -76,5 +69,6 @@ jobs:
         cmake .. -DCMAKE_BUILD_TYPE=Debug -DCMAKE_CXX_COMPILER=${{matrix.compiler.cxx}}
         cmake --build . --config Debug
         ctest --output-on-failure -C Debug
-        cd ..
+
-        bazel test //... --curses no
+    - name: Bazel Test
+      run: bazelisk test //... --config=ci

.github/workflows/windows.yml

@@ -42,3 +42,5 @@ jobs:
         cmake --build . --config Debug
         ctest --output-on-failure -C Debug
 
+    - name: Bazel Test
+      run: bazelisk test //... --config=ci

.gitignore

@@ -51,3 +51,4 @@ _deps
 
 ### Bazel build artifacts ###
 /bazel-*
+/test/bazel-*

BUILD.bazel

@@ -1,3 +1,6 @@
+load("@rules_cc//cc:defs.bzl", "cc_library")
+load("//bazel:copts.bzl", "COPTS")
+
 licenses(["notice"])
 
 exports_files(["LICENSE"])
@@ -6,58 +9,7 @@ package(default_visibility = ["//visibility:public"])
 
 cc_library(
     name = "magic_enum",
-    hdrs = ["include/magic_enum.hpp", "include/magic_enum_format.hpp", "include/magic_enum_fuse.hpp", "include/magic_enum_switch.hpp"],
+    hdrs = glob(["include/*.hpp"]),
+    copts = COPTS,
     includes = ["include"],
 )
-
-cc_binary(
-    name = "example",
-    srcs = ["example/example.cpp"],
-    copts = ["-std=c++17"],
-    deps = [":magic_enum"],
-)
-
-cc_binary(
-    name = "enum_flag_example",
-    srcs = ["example/enum_flag_example.cpp"],
-    copts = ["-std=c++17"],
-    deps = [":magic_enum"],
-)
-
-cc_binary(
-    name = "example_custom_name",
-    srcs = ["example/example_custom_name.cpp"],
-    copts = ["-std=c++17"],
-    deps = [":magic_enum"],
-)
-
-cc_library(
-    name = "catch",
-    srcs = [],
-    hdrs = ["test/3rdparty/Catch2/include/catch2/catch.hpp"],
-    strip_include_prefix = "test/3rdparty/Catch2/include",
-)
-
-cc_test(
-    name = "test",
-    srcs = [
-        "test/test.cpp",
-    ],
-    copts = ["-std=c++17"],
-    deps = [
-        ":catch",
-        ":magic_enum",
-    ],
-)
-
-cc_test(
-    name = "test_flags",
-    srcs = [
-        "test/test_flags.cpp",
-    ],
-    copts = ["-std=c++17"],
-    deps = [
-        ":catch",
-        ":magic_enum",
-    ],
-)

MODULE.bazel

@@ -0,0 +1,8 @@
+module(
+    name = "magic_enum",
+    version = "0.8.2",
+    compatibility_level = 0,
+)
+
+bazel_dep(name = "platforms", version = "0.0.6")
+bazel_dep(name = "rules_cc", version = "0.0.6")

README.md

@@ -301,7 +301,7 @@ Header-only C++17 library provides static reflection for enums, work with any en
   ```
   bazel build //...
   bazel test //...
-  bazel run //:example
+  bazel run //example
   ```
 
   (Note that you must use a supported compiler or specify it with `export CC= <compiler>`.)

bazel/copts.bzl

@@ -0,0 +1,4 @@
+COPTS = select({
+    "@bazel_tools//tools/cpp:msvc": ["/std:c++17", "/permissive-"],
+    "//conditions:default": ["-std=c++17"],
+})

bazel/platforms/BUILD.bazel

@@ -0,0 +1,25 @@
+package(default_visibility = ["//:__subpackages__"])
+
+platform(
+    name = "linux",
+    constraint_values = [
+        "@platforms//os:linux",
+        "@bazel_tools//tools/cpp:clang",
+    ],
+)
+
+platform(
+    name = "macos",
+    constraint_values = [
+        "@platforms//os:macos",
+        "@bazel_tools//tools/cpp:clang",
+    ],
+)
+
+platform(
+    name = "windows",
+    constraint_values = [
+        "@platforms//os:windows",
+        "@bazel_tools//tools/cpp:msvc",
+    ],
+)

example/BUILD.bazel

@@ -0,0 +1,28 @@
+load("@rules_cc//cc:defs.bzl", "cc_binary")
+load("@magic_enum//bazel:copts.bzl", "COPTS")
+
+_EXAMPLES = [
+    "enum_flag_example",
+    "example",
+    "example_containers_array",
+    "example_containers_bitset",
+    "example_containers_set",
+    "example_custom_name",
+    "example_switch",
+]
+
+[cc_binary(
+    name = example,
+    srcs = ["{}.cpp".format(example)],
+    deps = ["@magic_enum"],
+    copts = COPTS,
+) for example in _EXAMPLES]
+
+cc_binary(
+    name = "example_nonascii_name",
+    srcs = ["example_nonascii_name.cpp"],
+    deps = ["@magic_enum"],
+    copts = COPTS,
+    defines = ["MAGIC_ENUM_ENABLE_NONASCII"],
+    tags = ["manual"],
+)

test/.bazelrc

@@ -0,0 +1,2 @@
+import %workspace%/../.bazelrc
+

test/BUILD.bazel

@@ -0,0 +1,25 @@
+load("@rules_cc//cc:defs.bzl", "cc_test")
+load("@magic_enum//bazel:copts.bzl", "COPTS")
+
+# bazel central registry has a catch2 module, but is newer than the one included
+# in this repository
+cc_library(
+    name = "catch2",
+    includes = ["3rdparty/Catch2/include"],
+    hdrs = ["3rdparty/Catch2/include/catch2/catch.hpp"],
+    copts = COPTS,
+)
+
+_TESTS = [
+    "test",
+    "test_aliases",
+    "test_containers",
+    "test_flags",
+]
+
+[cc_test(
+    name = test,
+    srcs = ["{}.cpp".format(test)],
+    deps = ["@magic_enum", ":catch2"],
+    copts = COPTS,
+) for test in _TESTS]

test/MODULE.bazel

@@ -0,0 +1,7 @@
+module(name = "magic_enum_tests")
+
+bazel_dep(name = "magic_enum")
+bazel_dep(name = "platforms", version = "0.0.6")
+bazel_dep(name = "rules_cc", version = "0.0.6")
+
+local_path_override(module_name = "magic_enum", path = "..")