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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@ -1,102 +1,108 @@
module Jekyll class Jekyll::Converters::Markdown::RedcarpetParser
module Converters module CommonMethods
class Markdown def add_code_tags(code, lang)
class RedcarpetParser code = code.to_s
module CommonMethods code = code.sub(
def add_code_tags(code, lang) /<pre>/,
code = code.to_s "<pre><code class=\"language-#{lang}\" data-lang=\"#{lang}\">"
code = code.sub(/<pre>/, "<pre><code class=\"language-#{lang}\" data-lang=\"#{lang}\">") )
code = code.sub(/<\/pre>/, "</code></pre>") code = code.sub(%r!</pre>!, "</code></pre>")
code code
end end
end
module WithPygments
include CommonMethods
def block_code(code, lang)
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" }
}
),
lang
)
end
end
module WithoutHighlighting
require "cgi"
include CommonMethods
def code_wrap(code)
"<figure class=\"highlight\"><pre>#{CGI.escapeHTML(code)}</pre></figure>"
end
def block_code(code, lang)
lang = lang && lang.split.first || "text"
add_code_tags(code_wrap(code), lang)
end
end
module WithRouge
def block_code(code, lang)
code = "<pre>#{super}</pre>"
output = "<div class=\"highlight\">"
output << add_code_tags(code, lang)
output << "</div>"
end
protected
def rouge_formatter(_lexer)
Rouge::Formatters::HTML.new(:wrap => false)
end
end
def initialize(config)
Jekyll::External.require_with_graceful_fail("redcarpet")
@config = config
@redcarpet_extensions = {}
@config["redcarpet"]["extensions"].each do |e|
@redcarpet_extensions[e.to_sym] = true
end
@renderer ||= class_with_proper_highlighter(@config["highlighter"])
end
def class_with_proper_highlighter(highlighter)
Class.new(Redcarpet::Render::HTML) do
case highlighter
when "pygments"
include WithPygments
when "rouge"
Jekyll::External.require_with_graceful_fail(%w(
rouge rouge/plugins/redcarpet
))
unless Gem::Version.new(Rouge.version) > Gem::Version.new("1.3.0")
abort "Please install Rouge 1.3.0 or greater and try running Jekyll again."
end end
module WithPygments include Rouge::Plugins::Redcarpet
include CommonMethods include CommonMethods
def block_code(code, lang) include WithRouge
Jekyll::External.require_with_graceful_fail("pygments") else
lang = lang && lang.split.first || "text" include WithoutHighlighting
add_code_tags(
Pygments.highlight(code, :lexer => lang, :options => { :encoding => 'utf-8' }),
lang
)
end
end
module WithoutHighlighting
require 'cgi'
include CommonMethods
def code_wrap(code)
"<figure class=\"highlight\"><pre>#{CGI::escapeHTML(code)}</pre></figure>"
end
def block_code(code, lang)
lang = lang && lang.split.first || "text"
add_code_tags(code_wrap(code), lang)
end
end
module WithRouge
def block_code(code, lang)
code = "<pre>#{super}</pre>"
output = "<div class=\"highlight\">"
output << add_code_tags(code, lang)
output << "</div>"
end
protected
def rouge_formatter(_lexer)
Rouge::Formatters::HTML.new(:wrap => false)
end
end
def initialize(config)
External.require_with_graceful_fail("redcarpet")
@config = config
@redcarpet_extensions = {}
@config['redcarpet']['extensions'].each { |e| @redcarpet_extensions[e.to_sym] = true }
@renderer ||= class_with_proper_highlighter(@config['highlighter'])
end
def class_with_proper_highlighter(highlighter)
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
))
unless Gem::Version.new(Rouge.version) > Gem::Version.new("1.3.0")
abort "Please install Rouge 1.3.0 or greater and try running Jekyll again."
end
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)
markdown.render(content)
end
end end
end end
end end
def convert(content)
@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