try paru

Author: Dahie

Gemfile.lock

@@ -5,7 +5,7 @@ PATH
       commander
       gollum-lib
       mysql2
-      pandoc-ruby
+      paru
       ruby-progressbar
 
 GEM
@@ -71,11 +71,11 @@ GEM
     notiffany (0.1.3)
       nenv (~> 0.1)
       shellany (~> 0.0)
-    pandoc-ruby (2.1.10)
     parallel (1.24.0)
     parser (3.3.0.5)
       ast (~> 2.4.1)
       racc
+    paru (1.2.0)
     pry (0.14.2)
       coderay (~> 1.1)
       method_source (~> 1.0)

caramelize.gemspec

@@ -22,7 +22,7 @@ Gem::Specification.new do |spec|
   spec.add_dependency('commander')
   spec.add_dependency('gollum-lib')
   spec.add_dependency('mysql2')
-  spec.add_dependency('pandoc-ruby')
+  spec.add_dependency('paru')
   spec.add_dependency('ruby-progressbar')
 
   spec.metadata['rubygems_mfa_required'] = 'true'

lib/caramelize/filters/mediawiki_to_markdown.rb

@@ -1,6 +1,6 @@
 # frozen_string_literal: true
 
-require 'pandoc-ruby'
+require 'paru/pandoc'
 
 module Caramelize
   class MediawikiToMarkdown
@@ -11,7 +11,12 @@ def initialize(source_body)
     end
 
     def run
-      ::PandocRuby.convert(source_body.dup, { from: :mediawiki, to: :markdown }, 'atx-headings')
+      # ::PandocRuby.convert(source_body.dup, { from: :mediawiki, to: :markdown }, '--markdown-headings=atx')
+      #
+      Paru::Pandoc.new do
+        from 'mediawiki'
+        to 'markdown'
+      end << source_body.dup
     end
   end
 end