Automate producing release tarballs for Bazel (#4113)

.gitignore

@@ -44,6 +44,8 @@ benchmark_*
 osscheck/
 docs/
 rule_docs/
+bazel.tar.gz
+bazel.tar.gz.sha256
 
 # Swift Package Manager
 #

BUILD

@@ -9,6 +9,8 @@ load(
     "xcodeproj",
 )
 
+# Targets
+
 swift_library(
     name = "SwiftLintFramework",
     srcs = glob(
@@ -40,18 +42,38 @@ swift_binary(
     ],
 )
 
+# Linting
+
 filegroup(
-    name = "SwiftLintConfig",
-    srcs = [".swiftlint.yml"],
+    name = "LintInputs",
+    srcs = glob(["Source/**/*.swift"]) + [
+        ".swiftlint.yml",
+        "//Tests:SwiftLintFrameworkTestsData",
+    ],
     visibility = ["//Tests:__subpackages__"],
 )
 
-filegroup(
-    name = "SourceFilesToLint",
-    srcs = glob(["Source/**"]),
-    visibility = ["//Tests:__subpackages__"],
+# Release
+
+genrule(
+    name = "release",
+    srcs = [
+        "//:BUILD",
+        "//:LICENSE",
+        "//:LintInputs",
+        "//Tests:BUILD",
+        "//bazel:BazelDirectorySources",
+    ],
+    outs = ["bazel.tar.gz"],
+    cmd = """
+set -euo pipefail
+
+COPYFILE_DISABLE=1 tar czvfh $(OUTS) --exclude ^bazel-out/ --exclude ^external/ *
+    """,
 )
 
+# Xcode Integration
+
 xcodeproj(
     name = "xcodeproj",
     build_mode = "bazel",

Makefile

@@ -138,7 +138,12 @@ package: build
 		--version "$(VERSION_STRING)" \
 		"$(OUTPUT_PACKAGE)"
 
-release: package portable_zip spm_artifactbundle_macos zip_linux_release
+bazel_release:
+	bazel build :release
+	mv bazel-bin/bazel.tar.gz .
+	shasum -a 256 bazel.tar.gz > bazel.tar.gz.sha256
+
+release: bazel_release package portable_zip spm_artifactbundle_macos zip_linux_release
 
 docker_image:
 	docker build --platform linux/amd64 --force-rm --tag swiftlint .

Releasing.md

@@ -17,9 +17,9 @@ For SwiftLint contributors, follow these steps to cut a release:
     * Specify the tag you just pushed from the dropdown.
     * Set the release title to the new version number & release name.
     * Add the changelog section to the release description text box.
-    * Upload the pkg installer, framework zip, portable zip,
-      macos artifactbundle zip, and Linux zip you just built
-      to the GitHub release binaries.
+    * Upload the bazel tarball & SHA-256 signature, pkg installer,
+      framework zip, portable zip, macos artifactbundle zip, and Linux zip
+      you just built to the GitHub release binaries.
     * Click "Publish release".
 1. Publish to Homebrew and CocoaPods trunk: `make publish`
 1. Celebrate. :tada:

Tests/BUILD

@@ -1,8 +1,9 @@
 load("@build_bazel_rules_swift//swift:swift.bzl", "swift_library", "swift_test")
 
-swift_library(
-    name = "SwiftLintFrameworkTests.library",
-    testonly = True,
+exports_files(["BUILD"])
+
+filegroup(
+    name = "SwiftLintFrameworkTestsSources",
     srcs = glob(
         ["SwiftLintFrameworkTests/**/*.swift"],
         exclude = [
@@ -11,6 +12,22 @@ swift_library(
             "SwiftLintFrameworkTests/FileNameNoSpaceRuleTests.swift",
         ],
     ),
+)
+
+filegroup(
+    name = "SwiftLintFrameworkTestsData",
+    srcs = glob(
+        ["SwiftLintFrameworkTests/**"],
+        # Bazel doesn't support paths with spaces in them
+        exclude = ["SwiftLintFrameworkTests/Resources/FileNameNoSpaceRuleFixtures/**"],
+    ),
+    visibility = ["//visibility:public"],
+)
+
+swift_library(
+    name = "SwiftLintFrameworkTests.library",
+    testonly = True,
+    srcs = [":SwiftLintFrameworkTestsSources"],
     module_name = "SwiftLintFrameworkTests",
     deps = [
         "//:SwiftLintFramework",
@@ -19,14 +36,7 @@ swift_library(
 
 swift_test(
     name = "SwiftLintFrameworkTests",
-    data = [
-        "//:SwiftLintConfig",
-        "//:SourceFilesToLint",
-    ] + glob(
-        ["SwiftLintFrameworkTests/**"],
-        # Bazel doesn't support paths with spaces in them
-        exclude = ["SwiftLintFrameworkTests/Resources/FileNameNoSpaceRuleFixtures/**"],
-    ),
+    data = ["//:LintInputs"],
     visibility = ["//visibility:public"],
     deps = [":SwiftLintFrameworkTests.library"],
 )

bazel/BUILD

@@ -0,0 +1,6 @@
+filegroup(
+    name = "BazelDirectorySources",
+    srcs = glob(["*"]),
+    visibility = ["//visibility:public"],
+)
+