From ce2e4c010c68527f10e0c7b3df59f1c2f22ddc6f Mon Sep 17 00:00:00 2001
From: Star Rauchenberger <fefferburbia@gmail.com>
Date: Wed, 11 Oct 2023 14:29:21 -0400
Subject: Syntax highlighting

---
 Gemfile                                   |  1 +
 Gemfile.lock                              |  2 ++
 app/assets/stylesheets/main/rouge.css.erb | 11 +++++++++++
 app/helpers/application_helper.rb         | 12 ++++++++++--
 4 files changed, 24 insertions(+), 2 deletions(-)
 create mode 100644 app/assets/stylesheets/main/rouge.css.erb

diff --git a/Gemfile b/Gemfile
index 1230941..e467375 100644
--- a/Gemfile
+++ b/Gemfile
@@ -78,3 +78,4 @@ gem 'sprockets', '3.7.2'
 gem 'lingo', git: "https://git.fourisland.com/lingo", glob: "rails/*.gemspec", branch: "main"
 gem 'will_paginate', '~> 4.0'
 gem 'redcarpet'
+gem 'rouge'
diff --git a/Gemfile.lock b/Gemfile.lock
index ac1e851..3ad7e17 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -270,6 +270,7 @@ GEM
       actionpack (>= 5.2)
       railties (>= 5.2)
     rexml (3.2.6)
+    rouge (4.1.3)
     rubyzip (2.3.2)
     sassc (2.4.0)
       ffi (~> 1.9)
@@ -364,6 +365,7 @@ DEPENDENCIES
   pokeviewer!
   rails (~> 7.0.3)
   redcarpet
+  rouge
   sassc-rails
   selenium-webdriver
   spring
diff --git a/app/assets/stylesheets/main/rouge.css.erb b/app/assets/stylesheets/main/rouge.css.erb
new file mode 100644
index 0000000..120dc02
--- /dev/null
+++ b/app/assets/stylesheets/main/rouge.css.erb
@@ -0,0 +1,11 @@
+<%= Rouge::Themes::Pastie.render(:scope => '.highlight') %>
+
+.highlight {
+  background-color: white;
+  padding: 1em;
+}
+
+.highlight .err {
+    color: #a61717;
+    background-color: #f5f7f9;
+}
diff --git a/app/helpers/application_helper.rb b/app/helpers/application_helper.rb
index f12cdd4..861dd11 100644
--- a/app/helpers/application_helper.rb
+++ b/app/helpers/application_helper.rb
@@ -1,5 +1,13 @@
+require 'redcarpet'
+require 'rouge'
+require 'rouge/plugins/redcarpet'
+
 module ApplicationHelper
 
+  class HTML < Redcarpet::Render::HTML
+    include Rouge::Plugins::Redcarpet # yep, that's it.
+  end
+
   def title(text)
     content_for :title, text
   end
@@ -12,8 +20,8 @@ module ApplicationHelper
   end
 
   def markdown(text)
-    options = %i[]
-    Markdown.new(text, *options).to_html.html_safe
+    options = { fenced_code_blocks: true, highlight: true }
+    Redcarpet::Markdown.new(HTML.new(), options).render(text).html_safe
   end
 
 end
-- 
cgit 1.4.1