Drop SyntaxHighlightFilter

.rubocop.yml

@@ -2,3 +2,16 @@ inherit_gem:
   rubocop-standard:
     - config/default.yml
     - config/minitest.yml
+
+inherit_mode:
+  merge:
+    - Exclude
+
+AllCops:
+  Exclude:
+    - test/progit/**/*
+    - "pkg/**/*"
+    - "ext/**/*"
+    - "vendor/**/*"
+    - "tmp/**/*"
+    - "test/progit/**/*"

Gemfile

@@ -27,17 +27,17 @@ group :development do
 end
 
 group :test do
-  gem "commonmarker", "~> 1.0.0.pre3", require: false
+  gem "commonmarker", "~> 1.0.0.pre4", require: false
   gem "gemoji", "~> 3.0", require: false
   gem "gemojione", "~> 4.3", require: false
   gem "minitest"
 
   gem "minitest-bisect", "~> 1.6"
 
+  gem "nokogiri", "~> 1.13"
+
   gem "rinku",              "~> 1.7", require: false
-  gem "sanitize",           "~> 5.2", require: false
 
-  gem "escape_utils", "~> 1.0", require: false
   gem "minitest-focus", "~> 1.1"
   gem "rouge", "~> 3.1", require: false
 end

lib/html_pipeline/convert_filter/markdown_filter.rb

@@ -18,7 +18,8 @@ def initialize(context: {}, result: {})
       # Convert Commonmark to HTML using the best available implementation.
       def call(text)
         options = @context.fetch(:markdown, {})
-        Commonmarker.to_html(text, options: options).rstrip!
+        plugins = options.fetch(:plugins, {})
+        Commonmarker.to_html(text, options: options, plugins: plugins).rstrip!
       end
     end
   end

lib/html_pipeline/node_filter.rb

@@ -26,6 +26,6 @@ def call(html, context: {}, result: {})
         node_filter = new(context: context, result: result)
         Selma::Rewriter.new(sanitizer: nil, handlers: [node_filter]).rewrite(html)
       end
-  end
+    end
   end
 end

lib/html_pipeline/node_filter/table_of_contents_filter.rb

@@ -1,7 +1,5 @@
 # frozen_string_literal: true
 
-HTMLPipeline.require_dependency("escape_utils", "TableOfContentsFilter")
-
 class HTMLPipeline
   class NodeFilter
     # Generates a Table of Contents: an array of hashes containing:

lib/html_pipeline/sanitization_filter.rb

@@ -1,7 +1,5 @@
 # frozen_string_literal: true
 
-HTMLPipeline.require_dependency("sanitize", "SanitizationFilter")
-
 class HTMLPipeline
   # A special filter with sanization routines and allowlists. This module defines
   # what HTML is allowed in user provided content and fixes up issues with

lib/html_pipeline/text_filter/plain_text_input_filter.rb

@@ -1,7 +1,5 @@
 # frozen_string_literal: true
 
-HTMLPipeline.require_dependency("escape_utils", "PlainTextInputFilter")
-
 class HTMLPipeline
   class TextFilter
     # Simple filter for plain text input. HTML escapes the text input and wraps it

lib/html_pipeline/version.rb

@@ -1,5 +1,5 @@
 # frozen_string_literal: true
 
 class HTMLPipeline
-  VERSION = "2.13.2"
+  VERSION = "3.0.0.pre1"
 end

test/html_pipeline/convert_filter/markdown_filter_test.rb

@@ -87,7 +87,7 @@ def test_without_tagfilter
 class GFMTest < Minitest::Test
   def setup
     @gfm = MarkdownFilter
-    @context = { markdown: { render: { unsafe_: true } } }
+    @context = { markdown: { render: { unsafe_: true }, plugins: { syntax_highlighter: nil } } }
   end
 
   def test_not_touch_single_underscores_inside_words

test/html_pipeline_test.rb

@@ -80,7 +80,7 @@ def test_setup_instrumentation
 
   def test_incorrect_text_filters
     assert_raises(HTMLPipeline::InvalidFilterError) do
-      HTMLPipeline.new(text_filters: [HTMLPipeline::NodeFilter::SyntaxHighlightFilter], default_context: @default_context)
+      HTMLPipeline.new(text_filters: [HTMLPipeline::NodeFilter::MentionFilter], default_context: @default_context)
     end
   end
 

test/sanitization_filter_test.rb

@@ -189,18 +189,18 @@ def test_sanitization_pipeline_can_be_configured
           HTMLPipeline::ConvertFilter::MarkdownFilter.new,
         sanitization_config: config,
         node_filters: [
-          HTMLPipeline::NodeFilter::SyntaxHighlightFilter.new,
+          HTMLPipeline::NodeFilter::MentionFilter.new,
         ],
       )
 
       result = pipeline.call(<<~CODE)
-        This is *great*:
+        This is *great*, @balevine:
 
             some_code(:first)
       CODE
 
       expected = <<~HTML
-        <p>This is great:</p>
+        <p>This is great, <a href="/balevine" class="user-mention">@balevine</a>:</p>
         <pre><code>some_code(:first)
         </code></pre>
       HTML
@@ -210,21 +210,21 @@ def test_sanitization_pipeline_can_be_configured
 
     def test_sanitization_pipeline_can_be_removed
       pipeline = HTMLPipeline.new(\
-        convert_filter: HTMLPipeline::ConvertFilter::MarkdownFilter.new,
+        convert_filter: HTMLPipeline::ConvertFilter::MarkdownFilter.new(context: { markdown: { plugins: { syntax_highlighter: nil } } }),
         sanitization_config: nil,
         node_filters: [
-          HTMLPipeline::NodeFilter::SyntaxHighlightFilter.new,
+          HTMLPipeline::NodeFilter::MentionFilter.new,
         ],
       )
 
       result = pipeline.call(<<~CODE)
-        This is *great*:
+        This is *great*, @balevine:
 
             some_code(:first)
       CODE
 
       expected = <<~HTML
-        <p>This is <em>great</em>:</p>
+        <p>This is <em>great</em>, <a href="/balevine" class="user-mention">@balevine</a>:</p>
         <pre><code>some_code(:first)
         </code></pre>
       HTML

test/test_helper.rb

@@ -9,6 +9,8 @@
 
 require "awesome_print"
 
+require "nokogiri"
+
 module TestHelpers
 end