Simplify Bazel (#312)

BUILD.bazel

@@ -1,6 +1,3 @@
-load("@rules_cc//cc:defs.bzl", "cc_library")
-load("//bazel:copts.bzl", "COPTS")
-
 licenses(["notice"])
 
 exports_files(["LICENSE"])
@@ -10,6 +7,5 @@ package(default_visibility = ["//visibility:public"])
 cc_library(
     name = "magic_enum",
     hdrs = glob(["include/magic_enum/*.hpp"]),
-    copts = COPTS,
     includes = ["include/magic_enum"],
 )

MODULE.bazel

@@ -3,6 +3,3 @@ module(
     version = "0.9.4",
     compatibility_level = 0,
 )
-
-bazel_dep(name = "rules_cc", version = "0.0.8")
-bazel_dep(name = "bazel_skylib", version = "1.4.2")

bazel/copts.bzl

@@ -1,11 +0,0 @@
-load("@bazel_skylib//lib:selects.bzl", "selects")
-
-COPTS = selects.with_or({
-    ("//conditions:default", "@rules_cc//cc/compiler:clang", "@rules_cc//cc/compiler:gcc", "@rules_cc//cc/compiler:mingw-gcc"): [
-        "-std=c++17",
-    ],
-    ("@rules_cc//cc/compiler:msvc-cl", "@rules_cc//cc/compiler:clang-cl"): [
-        "/std:c++17",
-        "/permissive-",
-    ],
-})

test/BUILD.bazel

@@ -1,5 +1,20 @@
-load("@rules_cc//cc:defs.bzl", "cc_test")
-load("@magic_enum//bazel:copts.bzl", "COPTS")
+_TESTS = [
+    "test",
+    "test_flags",
+]
+
+_MSVC_FLAGS = ["/std:c++17", "/permissive-"]
+_COPTS = select({
+    "//conditions:default": ["-std=c++17"],
+    "@rules_cc//cc/compiler:msvc-cl": _MSVC_FLAGS,
+    "@rules_cc//cc/compiler:clang-cl": _MSVC_FLAGS, 
+})
+[cc_test(
+    name = test,
+    srcs = ["{}.cpp".format(test)],
+    deps = ["@magic_enum", ":catch2"],
+    copts = _COPTS,
+) for test in _TESTS]
 
 # bazel central registry has a catch2 module, but is newer than the one included
 # in this repository
@@ -7,17 +22,4 @@ cc_library(
     name = "catch2",
     includes = ["3rdparty/Catch2/include"],
     hdrs = ["3rdparty/Catch2/include/catch2/catch.hpp"],
-    copts = COPTS,
 )
-
-_TESTS = [
-    "test",
-    "test_flags",
-]
-
-[cc_test(
-    name = test,
-    srcs = ["{}.cpp".format(test)],
-    deps = ["@magic_enum", ":catch2"],
-    copts = COPTS,
-) for test in _TESTS]

test/MODULE.bazel

@@ -1,6 +1,6 @@
 module(name = "magic_enum_tests")
 
 bazel_dep(name = "magic_enum")
-bazel_dep(name = "rules_cc", version = "0.0.8")
-
 local_path_override(module_name = "magic_enum", path = "..")
+
+bazel_dep(name = "rules_cc", version = "0.0.8")