From 2a20c0e590be2f673188f1a0d27409a714800c89 Mon Sep 17 00:00:00 2001
From: Douwe Maan <douwe@gitlab.com>
Date: Thu, 7 Jan 2016 15:46:12 +0100
Subject: [PATCH] Prevent circular reference error in Banzai

---
 lib/banzai/cross_project_reference.rb                | 2 --
 lib/banzai/filter.rb                                 | 1 -
 lib/banzai/filter/abstract_reference_filter.rb       | 2 --
 lib/banzai/filter/autolink_filter.rb                 | 1 -
 lib/banzai/filter/commit_range_reference_filter.rb   | 2 --
 lib/banzai/filter/commit_reference_filter.rb         | 2 --
 lib/banzai/filter/emoji_filter.rb                    | 1 -
 lib/banzai/filter/external_issue_reference_filter.rb | 2 --
 lib/banzai/filter/external_link_filter.rb            | 1 -
 lib/banzai/filter/issue_reference_filter.rb          | 2 --
 lib/banzai/filter/label_reference_filter.rb          | 2 --
 lib/banzai/filter/markdown_filter.rb                 | 1 -
 lib/banzai/filter/merge_request_reference_filter.rb  | 2 --
 lib/banzai/filter/redactor_filter.rb                 | 1 -
 lib/banzai/filter/reference_filter.rb                | 1 -
 lib/banzai/filter/reference_gatherer_filter.rb       | 1 -
 lib/banzai/filter/relative_link_filter.rb            | 1 -
 lib/banzai/filter/sanitization_filter.rb             | 1 -
 lib/banzai/filter/snippet_reference_filter.rb        | 2 --
 lib/banzai/filter/syntax_highlight_filter.rb         | 1 -
 lib/banzai/filter/table_of_contents_filter.rb        | 1 -
 lib/banzai/filter/task_list_filter.rb                | 1 -
 lib/banzai/filter/upload_link_filter.rb              | 1 -
 lib/banzai/filter/user_reference_filter.rb           | 2 --
 lib/banzai/lazy_reference.rb                         | 2 --
 lib/banzai/pipeline.rb                               | 2 --
 lib/banzai/pipeline/asciidoc_pipeline.rb             | 2 --
 lib/banzai/pipeline/atom_pipeline.rb                 | 2 --
 lib/banzai/pipeline/base_pipeline.rb                 | 1 -
 lib/banzai/pipeline/combined_pipeline.rb             | 2 --
 lib/banzai/pipeline/description_pipeline.rb          | 2 --
 lib/banzai/pipeline/email_pipeline.rb                | 2 --
 lib/banzai/pipeline/full_pipeline.rb                 | 2 --
 lib/banzai/pipeline/gfm_pipeline.rb                  | 2 --
 lib/banzai/pipeline/note_pipeline.rb                 | 2 --
 lib/banzai/pipeline/plain_markdown_pipeline.rb       | 2 --
 lib/banzai/pipeline/post_process_pipeline.rb         | 2 --
 lib/banzai/pipeline/reference_extraction_pipeline.rb | 2 --
 lib/banzai/pipeline/single_line_pipeline.rb          | 2 --
 lib/banzai/reference_extractor.rb                    | 2 --
 lib/gitlab/markdown/pipeline.rb                      | 2 --
 lib/gitlab/reference_extractor.rb                    | 2 --
 42 files changed, 69 deletions(-)

diff --git a/lib/banzai/cross_project_reference.rb b/lib/banzai/cross_project_reference.rb
index ba2866e1efa..0257848b6bc 100644
--- a/lib/banzai/cross_project_reference.rb
+++ b/lib/banzai/cross_project_reference.rb
@@ -1,5 +1,3 @@
-require 'banzai'
-
 module Banzai
   # Common methods for ReferenceFilters that support an optional cross-project
   # reference.
diff --git a/lib/banzai/filter.rb b/lib/banzai/filter.rb
index fd4fe024252..905c4c0144e 100644
--- a/lib/banzai/filter.rb
+++ b/lib/banzai/filter.rb
@@ -1,5 +1,4 @@
 require 'active_support/core_ext/string/output_safety'
-require 'banzai'
 
 module Banzai
   module Filter
diff --git a/lib/banzai/filter/abstract_reference_filter.rb b/lib/banzai/filter/abstract_reference_filter.rb
index b2db10e6864..cdbaecf8d90 100644
--- a/lib/banzai/filter/abstract_reference_filter.rb
+++ b/lib/banzai/filter/abstract_reference_filter.rb
@@ -1,5 +1,3 @@
-require 'banzai'
-
 module Banzai
   module Filter
     # Issues, Merge Requests, Snippets, Commits and Commit Ranges share
diff --git a/lib/banzai/filter/autolink_filter.rb b/lib/banzai/filter/autolink_filter.rb
index da4ee80c1b5..856f56fb175 100644
--- a/lib/banzai/filter/autolink_filter.rb
+++ b/lib/banzai/filter/autolink_filter.rb
@@ -1,4 +1,3 @@
-require 'banzai'
 require 'html/pipeline/filter'
 require 'uri'
 
diff --git a/lib/banzai/filter/commit_range_reference_filter.rb b/lib/banzai/filter/commit_range_reference_filter.rb
index e67cd45ab9b..470727ee312 100644
--- a/lib/banzai/filter/commit_range_reference_filter.rb
+++ b/lib/banzai/filter/commit_range_reference_filter.rb
@@ -1,5 +1,3 @@
-require 'banzai'
-
 module Banzai
   module Filter
     # HTML filter that replaces commit range references with links.
diff --git a/lib/banzai/filter/commit_reference_filter.rb b/lib/banzai/filter/commit_reference_filter.rb
index 9e57608b483..713a56ba949 100644
--- a/lib/banzai/filter/commit_reference_filter.rb
+++ b/lib/banzai/filter/commit_reference_filter.rb
@@ -1,5 +1,3 @@
-require 'banzai'
-
 module Banzai
   module Filter
     # HTML filter that replaces commit references with links.
diff --git a/lib/banzai/filter/emoji_filter.rb b/lib/banzai/filter/emoji_filter.rb
index 86838e1483c..5952a031626 100644
--- a/lib/banzai/filter/emoji_filter.rb
+++ b/lib/banzai/filter/emoji_filter.rb
@@ -1,5 +1,4 @@
 require 'action_controller'
-require 'banzai'
 require 'gitlab_emoji'
 require 'html/pipeline/filter'
 
diff --git a/lib/banzai/filter/external_issue_reference_filter.rb b/lib/banzai/filter/external_issue_reference_filter.rb
index 6136e73c096..edc26386903 100644
--- a/lib/banzai/filter/external_issue_reference_filter.rb
+++ b/lib/banzai/filter/external_issue_reference_filter.rb
@@ -1,5 +1,3 @@
-require 'banzai'
-
 module Banzai
   module Filter
     # HTML filter that replaces external issue tracker references with links.
diff --git a/lib/banzai/filter/external_link_filter.rb b/lib/banzai/filter/external_link_filter.rb
index ac87b9820af..8d368f3b9e7 100644
--- a/lib/banzai/filter/external_link_filter.rb
+++ b/lib/banzai/filter/external_link_filter.rb
@@ -1,4 +1,3 @@
-require 'banzai'
 require 'html/pipeline/filter'
 
 module Banzai
diff --git a/lib/banzai/filter/issue_reference_filter.rb b/lib/banzai/filter/issue_reference_filter.rb
index 51180cb901a..9f08aa36e8b 100644
--- a/lib/banzai/filter/issue_reference_filter.rb
+++ b/lib/banzai/filter/issue_reference_filter.rb
@@ -1,5 +1,3 @@
-require 'banzai'
-
 module Banzai
   module Filter
     # HTML filter that replaces issue references with links. References to
diff --git a/lib/banzai/filter/label_reference_filter.rb b/lib/banzai/filter/label_reference_filter.rb
index a3a7a23c1e6..95e7d209119 100644
--- a/lib/banzai/filter/label_reference_filter.rb
+++ b/lib/banzai/filter/label_reference_filter.rb
@@ -1,5 +1,3 @@
-require 'banzai'
-
 module Banzai
   module Filter
     # HTML filter that replaces label references with links.
diff --git a/lib/banzai/filter/markdown_filter.rb b/lib/banzai/filter/markdown_filter.rb
index d09cf41df39..0659fed1419 100644
--- a/lib/banzai/filter/markdown_filter.rb
+++ b/lib/banzai/filter/markdown_filter.rb
@@ -1,4 +1,3 @@
-require 'banzai'
 require 'html/pipeline/filter'
 
 module Banzai
diff --git a/lib/banzai/filter/merge_request_reference_filter.rb b/lib/banzai/filter/merge_request_reference_filter.rb
index 755b946a34b..57c71708992 100644
--- a/lib/banzai/filter/merge_request_reference_filter.rb
+++ b/lib/banzai/filter/merge_request_reference_filter.rb
@@ -1,5 +1,3 @@
-require 'banzai'
-
 module Banzai
   module Filter
     # HTML filter that replaces merge request references with links. References
diff --git a/lib/banzai/filter/redactor_filter.rb b/lib/banzai/filter/redactor_filter.rb
index 66f77902319..7141ed7c9bd 100644
--- a/lib/banzai/filter/redactor_filter.rb
+++ b/lib/banzai/filter/redactor_filter.rb
@@ -1,4 +1,3 @@
-require 'banzai'
 require 'html/pipeline/filter'
 
 module Banzai
diff --git a/lib/banzai/filter/reference_filter.rb b/lib/banzai/filter/reference_filter.rb
index 5dd6d2fe3c7..20bd4f7ee6e 100644
--- a/lib/banzai/filter/reference_filter.rb
+++ b/lib/banzai/filter/reference_filter.rb
@@ -1,5 +1,4 @@
 require 'active_support/core_ext/string/output_safety'
-require 'banzai'
 require 'html/pipeline/filter'
 
 module Banzai
diff --git a/lib/banzai/filter/reference_gatherer_filter.rb b/lib/banzai/filter/reference_gatherer_filter.rb
index bef04112919..86d484feb90 100644
--- a/lib/banzai/filter/reference_gatherer_filter.rb
+++ b/lib/banzai/filter/reference_gatherer_filter.rb
@@ -1,4 +1,3 @@
-require 'banzai'
 require 'html/pipeline/filter'
 
 module Banzai
diff --git a/lib/banzai/filter/relative_link_filter.rb b/lib/banzai/filter/relative_link_filter.rb
index 66f166939e4..41380627d39 100644
--- a/lib/banzai/filter/relative_link_filter.rb
+++ b/lib/banzai/filter/relative_link_filter.rb
@@ -1,4 +1,3 @@
-require 'banzai'
 require 'html/pipeline/filter'
 require 'uri'
 
diff --git a/lib/banzai/filter/sanitization_filter.rb b/lib/banzai/filter/sanitization_filter.rb
index d03e3ae4b3c..3f49d492f2f 100644
--- a/lib/banzai/filter/sanitization_filter.rb
+++ b/lib/banzai/filter/sanitization_filter.rb
@@ -1,4 +1,3 @@
-require 'banzai'
 require 'html/pipeline/filter'
 require 'html/pipeline/sanitization_filter'
 
diff --git a/lib/banzai/filter/snippet_reference_filter.rb b/lib/banzai/filter/snippet_reference_filter.rb
index 1ad5df96f85..c870a42f741 100644
--- a/lib/banzai/filter/snippet_reference_filter.rb
+++ b/lib/banzai/filter/snippet_reference_filter.rb
@@ -1,5 +1,3 @@
-require 'banzai'
-
 module Banzai
   module Filter
     # HTML filter that replaces snippet references with links. References to
diff --git a/lib/banzai/filter/syntax_highlight_filter.rb b/lib/banzai/filter/syntax_highlight_filter.rb
index c889cc1e97c..8c5855e5ffc 100644
--- a/lib/banzai/filter/syntax_highlight_filter.rb
+++ b/lib/banzai/filter/syntax_highlight_filter.rb
@@ -1,4 +1,3 @@
-require 'banzai'
 require 'html/pipeline/filter'
 require 'rouge/plugins/redcarpet'
 
diff --git a/lib/banzai/filter/table_of_contents_filter.rb b/lib/banzai/filter/table_of_contents_filter.rb
index 9b3e67206d5..4056dcd6d64 100644
--- a/lib/banzai/filter/table_of_contents_filter.rb
+++ b/lib/banzai/filter/table_of_contents_filter.rb
@@ -1,4 +1,3 @@
-require 'banzai'
 require 'html/pipeline/filter'
 
 module Banzai
diff --git a/lib/banzai/filter/task_list_filter.rb b/lib/banzai/filter/task_list_filter.rb
index d0ce13003a5..66608c9859c 100644
--- a/lib/banzai/filter/task_list_filter.rb
+++ b/lib/banzai/filter/task_list_filter.rb
@@ -1,4 +1,3 @@
-require 'banzai'
 require 'task_list/filter'
 
 module Banzai
diff --git a/lib/banzai/filter/upload_link_filter.rb b/lib/banzai/filter/upload_link_filter.rb
index 1a1d0aad8ca..f642aee0967 100644
--- a/lib/banzai/filter/upload_link_filter.rb
+++ b/lib/banzai/filter/upload_link_filter.rb
@@ -1,4 +1,3 @@
-require 'banzai'
 require 'html/pipeline/filter'
 require 'uri'
 
diff --git a/lib/banzai/filter/user_reference_filter.rb b/lib/banzai/filter/user_reference_filter.rb
index 964ab60f614..24f16f8b547 100644
--- a/lib/banzai/filter/user_reference_filter.rb
+++ b/lib/banzai/filter/user_reference_filter.rb
@@ -1,5 +1,3 @@
-require 'banzai'
-
 module Banzai
   module Filter
     # HTML filter that replaces user or group references with links.
diff --git a/lib/banzai/lazy_reference.rb b/lib/banzai/lazy_reference.rb
index 073ec5d9801..1095b4debc7 100644
--- a/lib/banzai/lazy_reference.rb
+++ b/lib/banzai/lazy_reference.rb
@@ -1,5 +1,3 @@
-require 'banzai'
-
 module Banzai
   class LazyReference
     def self.load(refs)
diff --git a/lib/banzai/pipeline.rb b/lib/banzai/pipeline.rb
index 4e017809d9d..142a9962eb1 100644
--- a/lib/banzai/pipeline.rb
+++ b/lib/banzai/pipeline.rb
@@ -1,5 +1,3 @@
-require 'banzai'
-
 module Banzai
   module Pipeline
     def self.[](name)
diff --git a/lib/banzai/pipeline/asciidoc_pipeline.rb b/lib/banzai/pipeline/asciidoc_pipeline.rb
index 5e76a817be5..f1331c0ebf9 100644
--- a/lib/banzai/pipeline/asciidoc_pipeline.rb
+++ b/lib/banzai/pipeline/asciidoc_pipeline.rb
@@ -1,5 +1,3 @@
-require 'banzai'
-
 module Banzai
   module Pipeline
     class AsciidocPipeline < BasePipeline
diff --git a/lib/banzai/pipeline/atom_pipeline.rb b/lib/banzai/pipeline/atom_pipeline.rb
index 957f352aec5..9694e4bc23f 100644
--- a/lib/banzai/pipeline/atom_pipeline.rb
+++ b/lib/banzai/pipeline/atom_pipeline.rb
@@ -1,5 +1,3 @@
-require 'banzai'
-
 module Banzai
   module Pipeline
     class AtomPipeline < FullPipeline
diff --git a/lib/banzai/pipeline/base_pipeline.rb b/lib/banzai/pipeline/base_pipeline.rb
index cd30009e5c0..db5177db7b3 100644
--- a/lib/banzai/pipeline/base_pipeline.rb
+++ b/lib/banzai/pipeline/base_pipeline.rb
@@ -1,4 +1,3 @@
-require 'banzai'
 require 'html/pipeline'
 
 module Banzai
diff --git a/lib/banzai/pipeline/combined_pipeline.rb b/lib/banzai/pipeline/combined_pipeline.rb
index f3bf1809d18..9485199132e 100644
--- a/lib/banzai/pipeline/combined_pipeline.rb
+++ b/lib/banzai/pipeline/combined_pipeline.rb
@@ -1,5 +1,3 @@
-require 'banzai'
-
 module Banzai
   module Pipeline
     module CombinedPipeline
diff --git a/lib/banzai/pipeline/description_pipeline.rb b/lib/banzai/pipeline/description_pipeline.rb
index 94c2cb165a5..20e24ace352 100644
--- a/lib/banzai/pipeline/description_pipeline.rb
+++ b/lib/banzai/pipeline/description_pipeline.rb
@@ -1,5 +1,3 @@
-require 'banzai'
-
 module Banzai
   module Pipeline
     class DescriptionPipeline < FullPipeline
diff --git a/lib/banzai/pipeline/email_pipeline.rb b/lib/banzai/pipeline/email_pipeline.rb
index 14356145a35..e47c384afc1 100644
--- a/lib/banzai/pipeline/email_pipeline.rb
+++ b/lib/banzai/pipeline/email_pipeline.rb
@@ -1,5 +1,3 @@
-require 'banzai'
-
 module Banzai
   module Pipeline
     class EmailPipeline < FullPipeline
diff --git a/lib/banzai/pipeline/full_pipeline.rb b/lib/banzai/pipeline/full_pipeline.rb
index 72395a5d50e..d47ddfda4be 100644
--- a/lib/banzai/pipeline/full_pipeline.rb
+++ b/lib/banzai/pipeline/full_pipeline.rb
@@ -1,5 +1,3 @@
-require 'banzai'
-
 module Banzai
   module Pipeline
     class FullPipeline < CombinedPipeline.new(PlainMarkdownPipeline, GfmPipeline)
diff --git a/lib/banzai/pipeline/gfm_pipeline.rb b/lib/banzai/pipeline/gfm_pipeline.rb
index 838155e8831..b7a38ea8427 100644
--- a/lib/banzai/pipeline/gfm_pipeline.rb
+++ b/lib/banzai/pipeline/gfm_pipeline.rb
@@ -1,5 +1,3 @@
-require 'banzai'
-
 module Banzai
   module Pipeline
     class GfmPipeline < BasePipeline
diff --git a/lib/banzai/pipeline/note_pipeline.rb b/lib/banzai/pipeline/note_pipeline.rb
index 89335143852..7890f20f716 100644
--- a/lib/banzai/pipeline/note_pipeline.rb
+++ b/lib/banzai/pipeline/note_pipeline.rb
@@ -1,5 +1,3 @@
-require 'banzai'
-
 module Banzai
   module Pipeline
     class NotePipeline < FullPipeline
diff --git a/lib/banzai/pipeline/plain_markdown_pipeline.rb b/lib/banzai/pipeline/plain_markdown_pipeline.rb
index 998fd75daa2..3fbc681457b 100644
--- a/lib/banzai/pipeline/plain_markdown_pipeline.rb
+++ b/lib/banzai/pipeline/plain_markdown_pipeline.rb
@@ -1,5 +1,3 @@
-require 'banzai'
-
 module Banzai
   module Pipeline
     class PlainMarkdownPipeline < BasePipeline
diff --git a/lib/banzai/pipeline/post_process_pipeline.rb b/lib/banzai/pipeline/post_process_pipeline.rb
index 148f24b6ce1..bd338c045f3 100644
--- a/lib/banzai/pipeline/post_process_pipeline.rb
+++ b/lib/banzai/pipeline/post_process_pipeline.rb
@@ -1,5 +1,3 @@
-require 'banzai'
-
 module Banzai
   module Pipeline
     class PostProcessPipeline < BasePipeline
diff --git a/lib/banzai/pipeline/reference_extraction_pipeline.rb b/lib/banzai/pipeline/reference_extraction_pipeline.rb
index 4f9bc9fcccc..eaddccd30a5 100644
--- a/lib/banzai/pipeline/reference_extraction_pipeline.rb
+++ b/lib/banzai/pipeline/reference_extraction_pipeline.rb
@@ -1,5 +1,3 @@
-require 'banzai'
-
 module Banzai
   module Pipeline
     class ReferenceExtractionPipeline < BasePipeline
diff --git a/lib/banzai/pipeline/single_line_pipeline.rb b/lib/banzai/pipeline/single_line_pipeline.rb
index a3c9d4f43aa..8b84ab401df 100644
--- a/lib/banzai/pipeline/single_line_pipeline.rb
+++ b/lib/banzai/pipeline/single_line_pipeline.rb
@@ -1,5 +1,3 @@
-require 'banzai'
-
 module Banzai
   module Pipeline
     class SingleLinePipeline < GfmPipeline
diff --git a/lib/banzai/reference_extractor.rb b/lib/banzai/reference_extractor.rb
index 2c197d31898..f4079538ec5 100644
--- a/lib/banzai/reference_extractor.rb
+++ b/lib/banzai/reference_extractor.rb
@@ -1,5 +1,3 @@
-require 'banzai'
-
 module Banzai
   # Extract possible GFM references from an arbitrary String for further processing.
   class ReferenceExtractor
diff --git a/lib/gitlab/markdown/pipeline.rb b/lib/gitlab/markdown/pipeline.rb
index 8f3f43c0e91..699d8b9fc07 100644
--- a/lib/gitlab/markdown/pipeline.rb
+++ b/lib/gitlab/markdown/pipeline.rb
@@ -1,5 +1,3 @@
-require 'banzai'
-
 module Gitlab
   module Markdown
     class Pipeline
diff --git a/lib/gitlab/reference_extractor.rb b/lib/gitlab/reference_extractor.rb
index 4164e998dd1..4d830aa45e1 100644
--- a/lib/gitlab/reference_extractor.rb
+++ b/lib/gitlab/reference_extractor.rb
@@ -1,5 +1,3 @@
-require 'banzai'
-
 module Gitlab
   # Extract possible GFM references from an arbitrary String for further processing.
   class ReferenceExtractor < Banzai::ReferenceExtractor
-- 
GitLab