Add helper for production and default branch

This ought to be used when we don't want to deploy things in
the stable branches, since they are considered production.

1 files changed, 13 insertions, 0 deletions

diff --git a/lib/helpers/generic.rb b/lib/helpers/generic.rb
index 09c03e80..6dfcaf96 100644
--- a/lib/helpers/generic.rb
+++ b/lib/helpers/generic.rb
@@ -9,6 +9,19 @@ module Nanoc::Helpers
       ENV['NANOC_ENV'] == 'production'
     end
 
+    #
+    # Check if NANOC_ENV is set to production and the branch is the default one.
+    # For things that should only be built in production of the default branch.
+    # Sometimes we don't want things to be deployed into the stable branches,
+    # which they are considered production.
+    #
+    def production_and_default_branch?
+      ENV['NANOC_ENV'] == 'production' and ENV['CI_DEFAULT_BRANCH'] == ENV['CI_COMMIT_BRANCH']
+    end
+
+    #
+    # Used when bundling gitlab-docs with Omnibus
+    #
     def omnibus?
       ENV['NANOC_ENV'] == 'omnibus'
     end