Add git revision

1 files changed, 13 insertions, 0 deletions

diff --git a/_plugins/gitrev.rb b/_plugins/gitrev.rb
new file mode 100644
index 0000000..7f72bb9
--- /dev/null
+++ b/_plugins/gitrev.rb
@@ -0,0 +1,13 @@
+module Jekyll
+  class RenderGitVerTag < Liquid::Tag
+    def initialize(tag_name, text, tokens)
+      super
+    end
+
+    def render(context)
+      `git rev-parse HEAD`.strip
+    end
+  end
+end
+
+Liquid::Template.register_tag('git_rev', Jekyll::RenderGitVerTag)