1 files changed, 29 insertions, 0 deletions
diff --git a/lib/tasks/gitlab/docs/compile_deprecations.rake b/lib/tasks/gitlab/docs/compile_deprecations.rake
new file mode 100644
index 00000000000..0fd43775015
--- /dev/null
+++ b/lib/tasks/gitlab/docs/compile_deprecations.rake
@@ -0,0 +1,29 @@
+# frozen_string_literal: true
+
+namespace :gitlab do
+  namespace :docs do
+    desc "Generate deprecation list from individual files"
+    task :compile_deprecations do
+      require_relative '../../../../tooling/deprecations/docs'
+
+      File.write(Deprecations::Docs.path, Deprecations::Docs.render)
+
+      puts "Deprecations compiled to #{Deprecations::Docs.path}"
+    end
+
+    desc "Check that the deprecation doc is up to date"
+    task :check_deprecations do
+      require_relative '../../../../tooling/deprecations/docs'
+
+      contents = Deprecations::Docs.render
+      doc = File.read(Deprecations::Docs.path)
+
+      if doc == contents
+        puts "Deprecations doc is up to date."
+      else
+        format_output('Deprecations doc is outdated! Please update it by running `bundle exec rake gitlab:docs:compile_deprecations`.')
+        abort
+      end
+    end
+  end
+end