Hive .Net config into its own setup

This way, the top level WORKSPACE remains easy to navigate
yet it's still easy to modify our .Net config. The same
pattern should be followed for the other languages as it
makes sense.

WORKSPACE

@@ -30,77 +30,8 @@ http_archive(
     ]
 )
 
-load("@io_bazel_rules_dotnet//dotnet:defs.bzl",
-     "dotnet_register_toolchains",
-     "net_register_sdk",
-     "core_register_sdk",
-     "mono_register_sdk",
-     "dotnet_repositories",
-     "dotnet_nuget_new",
-     "nuget_package",
-     "DOTNET_NET_FRAMEWORKS",
-     "DOTNET_CORE_FRAMEWORKS")
-
-dotnet_register_toolchains()
-dotnet_repositories()
-
-mono_register_sdk()
-
-[net_register_sdk(
-    framework
-) for framework in DOTNET_NET_FRAMEWORKS]
-
-[core_register_sdk(
-    framework
-) for framework in DOTNET_CORE_FRAMEWORKS]
-
-# Default core_sdk
-core_register_sdk("v2.1.502", name = "core_sdk")
-
-# Default net_sdk
-net_register_sdk("net472", name = "net_sdk")
-
-dotnet_nuget_new(
-   name = "json.net",
-   package = "newtonsoft.json",
-   version = "12.0.2",
-   build_file = "//third_party/dotnet/nuget/packages:newtonsoft.json.bzl"
-)
-
-dotnet_nuget_new(
-   name = "moq",
-   package = "moq",
-   version = "4.12.0",
-   build_file = "//third_party/dotnet/nuget/packages:moq.bzl"
-)
-
-dotnet_nuget_new(
-   name = "benderproxy",
-   package = "benderproxy",
-   version = "1.0.0",
-   build_file = "//third_party/dotnet/nuget/packages:benderproxy.bzl"
-)
-
-dotnet_nuget_new(
-    name = "castle.core",
-    package = "castle.core",
-    version = "4.4.0",
-    build_file = "//third_party/dotnet/nuget/packages:castle.core.bzl"
-)
-
-dotnet_nuget_new(
-    name = "system.threading.tasks.extensions",
-    package = "system.threading.tasks.extensions",
-    version = "4.5.1",
-    build_file = "//third_party/dotnet/nuget/packages:system.threading.tasks.extensions.bzl"
-)
-
-dotnet_nuget_new(
-   name = "nunit",
-   package = "nunit",
-   version = "3.12.0",
-   build_file = "//third_party/dotnet/nuget/packages:nunit.bzl"
-)
+load("//dotnet:workspace.bzl", "selenium_register_dotnet")
+selenium_register_dotnet()
 
 http_archive(
     name = "build_bazel_rules_nodejs",

dotnet/workspace.bzl

@@ -0,0 +1,72 @@
+load("@io_bazel_rules_dotnet//dotnet:defs.bzl",
+     "dotnet_register_toolchains",
+     "net_register_sdk",
+     "core_register_sdk",
+     "mono_register_sdk",
+     "dotnet_repositories",
+     "dotnet_nuget_new",
+     "nuget_package",
+     "DOTNET_NET_FRAMEWORKS",
+     "DOTNET_CORE_FRAMEWORKS")
+
+def selenium_register_dotnet():
+    dotnet_register_toolchains()
+    dotnet_repositories()
+
+    mono_register_sdk()
+
+    [net_register_sdk(
+        framework
+    ) for framework in DOTNET_NET_FRAMEWORKS]
+
+    [core_register_sdk(
+        framework
+    ) for framework in DOTNET_CORE_FRAMEWORKS]
+
+    # Default core_sdk
+    core_register_sdk("v2.1.502", name = "core_sdk")
+
+    # Default net_sdk
+    net_register_sdk("net472", name = "net_sdk")
+
+    dotnet_nuget_new(
+        name = "json.net",
+        package = "newtonsoft.json",
+        version = "12.0.2",
+        build_file = "//third_party/dotnet/nuget/packages:newtonsoft.json.bzl",
+    )
+
+    dotnet_nuget_new(
+        name = "moq",
+        package = "moq",
+        version = "4.12.0",
+        build_file = "//third_party/dotnet/nuget/packages:moq.bzl",
+    )
+
+    dotnet_nuget_new(
+        name = "benderproxy",
+        package = "benderproxy",
+        version = "1.0.0",
+        build_file = "//third_party/dotnet/nuget/packages:benderproxy.bzl",
+    )
+
+    dotnet_nuget_new(
+        name = "castle.core",
+        package = "castle.core",
+        version = "4.4.0",
+        build_file = "//third_party/dotnet/nuget/packages:castle.core.bzl",
+    )
+
+    dotnet_nuget_new(
+        name = "system.threading.tasks.extensions",
+        package = "system.threading.tasks.extensions",
+        version = "4.5.1",
+        build_file = "//third_party/dotnet/nuget/packages:system.threading.tasks.extensions.bzl",
+    )
+
+    dotnet_nuget_new(
+        name = "nunit",
+        package = "nunit",
+        version = "3.12.0",
+        build_file = "//third_party/dotnet/nuget/packages:nunit.bzl",
+    )