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Rubocop: lib/jekyll/converters/markdown/redcarpet_parser.rb

This commit is contained in:
Pat Hawks 2016-05-26 00:53:38 -05:00
parent 0880dc097f
commit d855ec03ba
1 changed files with 102 additions and 96 deletions
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56
lib/jekyll/converters/markdown/redcarpet_parser.rb
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@ -1,12 +1,12 @@
module Jekyll
module Converters
class Markdown
class RedcarpetParser
class Jekyll::Converters::Markdown::RedcarpetParser
module CommonMethods
def add_code_tags(code, lang)
code = code.to_s
code = code.sub(/<pre>/, "<pre><code class=\"language-#{lang}\" data-lang=\"#{lang}\">")
code = code.sub(/<\/pre>/, "</code></pre>")
code = code.sub(
/<pre>/,
"<pre><code class=\"language-#{lang}\" data-lang=\"#{lang}\">"
)
code = code.sub(%r!</pre>!, "</code></pre>")
code
end
end
@ -17,19 +17,25 @@ module Jekyll
Jekyll::External.require_with_graceful_fail("pygments")
lang = lang && lang.split.first || "text"
add_code_tags(
Pygments.highlight(code, :lexer => lang, :options => { :encoding => 'utf-8' }),
Pygments.highlight(
code,
{
:lexer => lang,
:options => { :encoding => "utf-8" }
}
),
lang
)
end
end
module WithoutHighlighting
require 'cgi'
require "cgi"
include CommonMethods
def code_wrap(code)
"<figure class=\"highlight\"><pre>#{CGI::escapeHTML(code)}</pre></figure>"
"<figure class=\"highlight\"><pre>#{CGI.escapeHTML(code)}</pre></figure>"
end
def block_code(code, lang)
@ -54,25 +60,24 @@ module Jekyll
end
def initialize(config)
External.require_with_graceful_fail("redcarpet")
Jekyll::External.require_with_graceful_fail("redcarpet")
@config = config
@redcarpet_extensions = {}
@config['redcarpet']['extensions'].each { |e| @redcarpet_extensions[e.to_sym] = true }
@config["redcarpet"]["extensions"].each do |e|
@redcarpet_extensions[e.to_sym] = true
end
@renderer ||= class_with_proper_highlighter(@config['highlighter'])
@renderer ||= class_with_proper_highlighter(@config["highlighter"])
end
def class_with_proper_highlighter(highlighter)
Class.new(Redcarpet::Render::HTML) do
case highlighter
when "pygments"
Class.new(Redcarpet::Render::HTML) do
include WithPygments
end
when "rouge"
Class.new(Redcarpet::Render::HTML) do
Jekyll::External.require_with_graceful_fail(%w(
rouge
rouge/plugins/redcarpet
rouge rouge/plugins/redcarpet
))
unless Gem::Version.new(Rouge.version) > Gem::Version.new("1.3.0")
@ -82,21 +87,22 @@ module Jekyll
include Rouge::Plugins::Redcarpet
include CommonMethods
include WithRouge
end
else
Class.new(Redcarpet::Render::HTML) do
include WithoutHighlighting
end
end
end
def convert(content)
@redcarpet_extensions[:fenced_code_blocks] = !@redcarpet_extensions[:no_fenced_code_blocks]
@renderer.send :include, Redcarpet::Render::SmartyPants if @redcarpet_extensions[:smart]
markdown = Redcarpet::Markdown.new(@renderer.new(@redcarpet_extensions), @redcarpet_extensions)
@redcarpet_extensions[:fenced_code_blocks] = \
!@redcarpet_extensions[:no_fenced_code_blocks]
if @redcarpet_extensions[:smart]
@renderer.send :include, Redcarpet::Render::SmartyPants
end
markdown = Redcarpet::Markdown.new(
@renderer.new(@redcarpet_extensions),
@redcarpet_extensions
)
markdown.render(content)
end
end
end
end
end