Move redcarpet renderer to its own lib helper file

2 files changed, 27 insertions, 24 deletions

diff --git a/lib/helpers/redcarpet_render.rb b/lib/helpers/redcarpet_render.rb
new file mode 100644
index 00000000..fe59d31e
--- /dev/null
+++ b/lib/helpers/redcarpet_render.rb
@@ -0,0 +1,26 @@
+require 'redcarpet'
+require 'rouge'
+require 'rouge/plugins/redcarpet'
+
+module Nanoc::Helpers
+  module RedcarpetRender
+    class HTML < Redcarpet::Render::HTML
+      include Rouge::Plugins::Redcarpet
+
+      def header(text, header_level)
+        # https://github.com/cookpad/garage/blob/c817733e382c734eedba743e9103cd8a124f24eb/lib/garage/docs/anchor_building.rb#L24
+        anchor = text.gsub(/\s+/, '-').gsub(/<\/?[^>]*>/, '').downcase
+        # https://github.com/rails/rails/blob/e491b2c06329afb3c989261a2865d2a93c8b84b8/activesupport/lib/active_support/inflector/transliterate.rb#L86
+        anchor.gsub!(/[^a-z0-9\-_]+/i, '-')
+        anchor.squeeze!('-')        # replace multiple dashes with one
+        anchor.gsub!(/^-|-$/, '')   # remove any first or last dashes
+
+        %(<h#{header_level} id='#{anchor}'>#{text} <a class='anchor' href='##{anchor}' title='Permalink'></a></h#{header_level}>)
+      end
+
+      def image(link, title, alt_text)
+        %(<a target="_blank" href="#{link}"><img src="#{link}" title="#{title}" alt="#{alt_text}"/></a>)
+      end
+    end
+  end
+end
diff --git a/lib/helpers_.rb b/lib/helpers_.rb
index e23e00da..de9ec533 100644
--- a/lib/helpers_.rb
+++ b/lib/helpers_.rb
@@ -3,27 +3,4 @@ include Nanoc::Helpers::XMLSitemap
 include Nanoc::Helpers::Rendering
 include Nanoc::Helpers::ChildParentBetter
 include Nanoc::Helpers::EditOnGitLab
-
-require 'redcarpet'
-require 'rouge'
-require 'rouge/plugins/redcarpet'
-
-class HTML < Redcarpet::Render::HTML
-  include Rouge::Plugins::Redcarpet
-
-
-  def header(text, header_level)
-    # https://github.com/cookpad/garage/blob/c817733e382c734eedba743e9103cd8a124f24eb/lib/garage/docs/anchor_building.rb#L24
-    anchor = text.gsub(/\s+/, '-').gsub(/<\/?[^>]*>/, '').downcase
-    # https://github.com/rails/rails/blob/e491b2c06329afb3c989261a2865d2a93c8b84b8/activesupport/lib/active_support/inflector/transliterate.rb#L86
-    anchor.gsub!(/[^a-z0-9\-_]+/i, '-')
-    anchor.squeeze!('-')        # replace multiple dashes with one
-    anchor.gsub!(/^-|-$/, '')   # remove any first or last dashes
-
-    %(<h#{header_level} id='#{anchor}'>#{text} <a class='anchor' href='##{anchor}' title='Permalink'></a></h#{header_level}>)
-  end
-
-  def image(link, title, alt_text)
-    %(<a target="_blank" href="#{link}"><img src="#{link}" title="#{title}" alt="#{alt_text}"/></a>)
-  end
-end
+include Nanoc::Helpers::RedcarpetRender