Migrate to Bzlmod

.bazelrc

@@ -1,5 +1,6 @@
 startup --expand_configs_in_place
 
+common --@rules_scala_annex//rules/scala:scala-toolchain=zinc_3
 common:ci --color=yes
 
 build --strategy=worker,sandboxed,local

BUILD.bazel

@@ -1,4 +1,3 @@
-load("@com_github_bazelbuild_buildtools//buildifier:def.bzl", "buildifier", "buildifier_test")
 load(
     "@rules_java//toolchains:default_java_toolchain.bzl",
     "DEFAULT_TOOLCHAIN_CONFIGURATION",
@@ -13,12 +12,3 @@ default_java_toolchain(
     source_version = "21",
     target_version = "21",
 )
-
-buildifier(
-    name = "buildifier",
-)
-
-buildifier_test(
-    name = "buildifier_check",
-    mode = "check",
-)

MODULE.bazel

@@ -1,6 +1,141 @@
-###############################################################################
-# Bazel now uses Bzlmod by default to manage external dependencies.
-# Please consider migrating your external dependencies from WORKSPACE to MODULE.bazel.
-#
-# For more details, please check https://github.com/bazelbuild/bazel/issues/18958
-###############################################################################
+module(name = "rules_twirl")
+
+bazel_dep(name = "bazel_skylib", version = "1.7.1")
+
+bazel_dep(name = "buildifier_prebuilt", version = "7.3.1", dev_dependency = True)
+
+bazel_dep(name = "rules_java", version = "7.11.1")
+
+bazel_dep(name = "rules_pkg", version = "1.0.1", dev_dependency = True)
+
+bazel_dep(name = "rules_jvm_external", version = "6.4")
+bazel_dep(name = "rules_scala_annex")
+
+rules_scala_annex_version = "lucid_2024-12-06"
+
+archive_override(
+    module_name = "rules_scala_annex",
+    integrity = "sha256-lSbyWlYtgP0ENngg4gKU1EBJ8d1sgMQKJlmOHwmCw3k=",
+    strip_prefix = "rules_scala-{}".format(rules_scala_annex_version),
+    urls = ["https://github.com/lucidsoftware/rules_scala/archive/refs/tags/{}.zip".format(rules_scala_annex_version)],
+)
+
+bazel_dep(name = "stardoc", version = "0.7.1", dev_dependency = True)
+
+register_toolchains(
+    "//:repository_default_toolchain_21_definition",
+    "//scala:zinc_2_13",
+    "//scala:zinc_3",
+    "//twirl-toolchain:twirl-2-13",
+    "//twirl-toolchain:twirl-3",
+)
+
+# Please ensure these stay up-to-date with the versions in `versions.bzl`. Unfortunately,
+# `MODULE.bazel` files can't call `load`, so we have to copy them here.
+scala_2_13_version = "2.13.14"
+
+scala_3_version = "3.5.1"
+
+twirl_version = "2.0.7"
+
+protobuf_version = "4.28.3"
+
+scopt_version = "4.1.0"
+
+specs2_version = "4.20.8"
+
+zinc_version = "1.10.4"
+
+twirl_compiler_cli_2_13 = use_extension("@rules_jvm_external//:extensions.bzl", "maven")
+twirl_compiler_cli_2_13.install(
+    name = "twirl_compiler_cli_2_13",
+    artifacts = [
+        "com.github.scopt:scopt_2.13:{}".format(scopt_version),
+        "com.google.protobuf:protobuf-java:{}".format(protobuf_version),
+        "org.playframework.twirl:twirl-compiler_2.13:{}".format(twirl_version),
+        "org.scala-lang:scala-compiler:{}".format(scala_2_13_version),
+        "org.scala-lang:scala-library:{}".format(scala_2_13_version),
+        "org.scala-lang:scala-reflect:{}".format(scala_2_13_version),
+        "org.scala-sbt:compiler-interface:{}".format(zinc_version),
+        "org.scala-sbt:util-interface:{}".format(zinc_version),
+        "org.scala-sbt:zinc_2.13:{}".format(zinc_version),
+    ],
+    fail_if_repin_required = True,
+    fetch_sources = True,
+    lock_file = "@rules_twirl//:twirl_compiler_cli_2_13_install.json",
+    repositories = ["https://repo.maven.apache.org/maven2"],
+)
+
+# Set neverlink = True to avoid Scala 2 library being pulled on to the wrong compiler classpath
+twirl_compiler_cli_2_13.artifact(
+    name = "twirl_compiler_cli_2_13",
+    artifact = "compiler-bridge_2.13",
+    group = "org.scala-sbt",
+    neverlink = True,
+    version = zinc_version,
+)
+use_repo(twirl_compiler_cli_2_13, "twirl_compiler_cli_2_13")
+
+twirl_compiler_cli_3 = use_extension("@rules_jvm_external//:extensions.bzl", "maven")
+twirl_compiler_cli_3.install(
+    name = "twirl_compiler_cli_3",
+    artifacts = [
+        "com.github.scopt:scopt_3:{}".format(scopt_version),
+        "com.google.protobuf:protobuf-java:{}".format(protobuf_version),
+        "org.playframework.twirl:twirl-compiler_3:{}".format(twirl_version),
+        "org.scala-lang:scala3-compiler_3:{}".format(scala_3_version),
+        "org.scala-lang:scala3-library_3:{}".format(scala_3_version),
+        "org.scala-sbt:compiler-interface:{}".format(zinc_version),
+        "org.scala-sbt:util-interface:{}".format(zinc_version),
+        "org.scala-sbt:zinc_2.13:{}".format(zinc_version),
+    ],
+    fail_if_repin_required = True,
+    fetch_sources = True,
+    lock_file = "@rules_twirl//:twirl_compiler_cli_3_install.json",
+    repositories = ["https://repo.maven.apache.org/maven2"],
+)
+
+# Set neverlink = True to avoid Scala 2 library being pulled on to the compiler classpath
+twirl_compiler_cli_3.artifact(
+    name = "twirl_compiler_cli_3",
+    artifact = "scala3-sbt-bridge",
+    group = "org.scala-lang",
+    neverlink = True,
+    version = scala_3_version,
+)
+use_repo(twirl_compiler_cli_3, "twirl_compiler_cli_3")
+
+twirl_test_2_13_artifacts, twirl_test_3_artifacts = [
+    [
+        "org.playframework.twirl:twirl-api_{}:{}".format(scala_version, twirl_version),
+        "org.specs2:specs2-common_{}:{}".format(scala_version, specs2_version),
+        "org.specs2:specs2-core_{}:{}".format(scala_version, specs2_version),
+        "org.specs2:specs2-matcher_{}:{}".format(scala_version, specs2_version),
+    ]
+    for scala_version in [
+        "2.13",
+        "3",
+    ]
+]
+
+twirl_test_2_13 = use_extension("@rules_jvm_external//:extensions.bzl", "maven")
+twirl_test_2_13.install(
+    name = "twirl_test_2_13",
+    artifacts = twirl_test_2_13_artifacts,
+    fail_if_repin_required = True,
+    fetch_sources = True,
+    lock_file = "@rules_twirl//:twirl_test_2_13_install.json",
+    repositories = ["https://repo.maven.apache.org/maven2"],
+)
+use_repo(twirl_test_2_13, "twirl_test_2_13")
+
+twirl_test_3 = use_extension("@rules_jvm_external//:extensions.bzl", "maven")
+twirl_test_3.install(
+    name = "twirl_test_3",
+    artifacts = twirl_test_3_artifacts,
+    fail_if_repin_required = True,
+    fetch_sources = True,
+    lock_file = "@rules_twirl//:twirl_test_3_install.json",
+    repositories = ["https://repo.maven.apache.org/maven2"],
+)
+use_repo(twirl_test_3, "twirl_test_3")