Use the release versions of bazel-diff and bazel-differ

This simplifies our dependency management, and prevents (particularly Go code)
from treading on dependencies that we need ourselves.

BUILD.bazel

@@ -7,3 +7,35 @@ gazelle(
     name = "gazelle",
     mode = "fix",
 )
+
+config_setting(
+    name = "linux_arm64",
+    constraint_values = [
+        "@platforms//cpu:arm64",
+        "@platforms//os:linux",
+    ],
+)
+
+config_setting(
+    name = "linux_x86_64",
+    constraint_values = [
+        "@platforms//cpu:x86_64",
+        "@platforms//os:linux",
+    ],
+)
+
+config_setting(
+    name = "macos_arm64",
+    constraint_values = [
+        "@platforms//cpu:arm64",
+        "@platforms//os:macos",
+    ],
+)
+
+config_setting(
+    name = "macos_x86_64",
+    constraint_values = [
+        "@platforms//cpu:x86_64",
+        "@platforms//os:macos",
+    ],
+)

WORKSPACE

@@ -1,4 +1,4 @@
-load("@bazel_tools//tools/build_defs/repo:http.bzl", "http_archive")
+load("@bazel_tools//tools/build_defs/repo:http.bzl", "http_archive", "http_file")
 
 http_archive(
     name = "bazel_gazelle",
@@ -60,8 +60,8 @@ load("@rules_jvm_external//:setup.bzl", "rules_jvm_external_setup")
 
 rules_jvm_external_setup()
 
-load("@rules_jvm_external//:defs.bzl", "maven_install")
 load("@bazel_diff//:artifacts.bzl", "BAZEL_DIFF_MAVEN_ARTIFACTS")
+load("@rules_jvm_external//:defs.bzl", "maven_install")
 
 maven_install(
     artifacts = [
@@ -96,21 +96,6 @@ load("@bazel_diff_maven//:defs.bzl", bazel_diff_pinned_maven_install = "pinned_m
 
 bazel_diff_pinned_maven_install()
 
-# Pull in bazel_differ for testing
-http_archive(
-    name = "bazel_differ",
-    sha256 = "c9265836bafcfe2925f6c44029191cda6d4c9267299cbe3a739d859da6b3a0d3",
-    strip_prefix = "bazel-differ-0.0.5",
-    url = "https://github.com/ewhauser/bazel-differ/archive/refs/tags/v0.0.5.tar.gz",
-)
-
-load("@bazel_differ//:deps.bzl", bazel_differ_deps = "go_dependencies")
-
-# Unfortunately if we don't vendor this file into the repo, gazelle doesn't seem to properly handle its contents.
-# gazelle:repository_macro third_party/go/bazel_differ_deps.bzl%go_dependencies
-# gazelle:ignore
-bazel_differ_deps()
-
 http_archive(
     name = "rules_proto",
     sha256 = "b9e1268c5bce4bb01ef31730300b8a4f562dc1211088f125c39af716f6f65f60",
@@ -125,3 +110,31 @@ load("@rules_proto//proto:repositories.bzl", "rules_proto_dependencies", "rules_
 rules_proto_dependencies()
 
 rules_proto_toolchains()
+
+##########################################################
+# bazel-differ: https://github.com/ewhauser/bazel-differ #
+##########################################################
+
+http_file(
+    name = "bazel_differ_linux_arm64",
+    sha256 = "7a7166aa526c3688b9fb71dfc8913c35902d4a440a32ff02db55e7b91a97f666",
+    url = "https://github.com/ewhauser/bazel-differ/releases/download/v0.0.5/bazel-differ-linux-arm64",
+)
+
+http_file(
+    name = "bazel_differ_linux_x86_64",
+    sha256 = "ce563301a22f41cc111f2966fc77a23e655fbe1140d93b33eb4818f06c40a8d5",
+    url = "https://github.com/ewhauser/bazel-differ/releases/download/v0.0.5/bazel-differ-linux-x86_64",
+)
+
+http_file(
+    name = "bazel_differ_darwin_arm64",
+    sha256 = "0bcbfecfb9788764efa63922322b3c2d5a1a9c0da26b2dd8e7565ca60960e231",
+    url = "https://github.com/ewhauser/bazel-differ/releases/download/v0.0.5/bazel-differ-darwin-arm64",
+)
+
+http_file(
+    name = "bazel_differ_darwin_x86_64",
+    sha256 = "a18c17f1a5e9830dfadb5ad3df02b453882fc9ec46837e9f8450c655d2cbe214",
+    url = "https://github.com/ewhauser/bazel-differ/releases/download/v0.0.5/bazel-differ-darwin-x86_64",
+)

scripts/update-dependencies

@@ -3,9 +3,6 @@ set -eufo pipefail
 
 SCRIPT_DIR="$(cd -- "$(dirname -- "${BASH_SOURCE[0]}")" &> /dev/null && pwd)"
 
-# We don't want gazelle to update this vendored file, so we will need to undo any changes it makes.
-cp "${SCRIPT_DIR}"/../third_party/go/bazel_differ_deps.bzl "${SCRIPT_DIR}"/../third_party/go/bazel_differ_deps.bzl.bak
-
 bazel run @go_sdk//:bin/go -- mod tidy
 echo -e 'def go_dependencies():\n    pass\n' >third_party/go/deps.bzl
 bazel run //:gazelle -- update-repos -from_file=go.mod -prune -to_macro "third_party/go/deps.bzl%go_dependencies"
@@ -17,6 +14,4 @@ if [[ "$(uname)" == "Darwin" ]]; then
 fi
 "${sed_i[@]}" 's#load("@bazel_gazelle//:deps\.bzl", "go_repository")#load("//:third_party/go/go_repository.bzl", "go_repository")#' third_party/go/deps.bzl
 
-mv "${SCRIPT_DIR}"/../third_party/go/bazel_differ_deps.bzl.bak "${SCRIPT_DIR}"/../third_party/go/bazel_differ_deps.bzl
-
 "${SCRIPT_DIR}"/format

tests/integration/java/com/github/bazel_contrib/target_determinator/integration/BUILD.bazel

@@ -1,3 +1,4 @@
+load("@bazel_skylib//rules:copy_file.bzl", "copy_file")
 load("@rules_jvm_external//:defs.bzl", "artifact")
 
 java_test(
@@ -28,10 +29,10 @@ java_test(
     srcs = [
         "BazelDifferIntegrationTest.java",
     ],
-    data = ["@bazel_differ//cli:bazel-differ"],
+    data = [":bazel-differ-binary"],
     env_inherit = ["CC"],
     jvm_flags = [
-        "-Dbazel_differ=$(rootpath @bazel_differ//cli:bazel-differ)",
+        "-Dbazel_differ=$(rootpath :bazel-differ-binary)",
     ],
     tags = ["no-sandbox"],
     deps = [
@@ -120,3 +121,19 @@ java_library(
         artifact("org.hamcrest:hamcrest-all"),
     ],
 )
+
+copy_file(
+    name = "bazel-differ-binary",
+    src = ":original-bazel-differ",
+    out = "bazel-differ",
+)
+
+alias(
+    name = "original-bazel-differ",
+    actual = select({
+        "//:linux_arm64": "@bazel_differ_linux_arm64//file",
+        "//:linux_x86_64": "@bazel_differ_linux_x86_64//file",
+        "//:macos_arm64": "@bazel_differ_darwin_arm64//file",
+        "//:macos_x86_64": "@bazel_differ_darwin_x86_64//file",
+    }),
+)