slim内のmarkdownで改行をbrとするやつ

slim.rb

# config/initializers/slim.rb

# SEE: http://sunaku.github.io/slim-tilt-redcarpet.html

require 'slim'
require 'tilt'
require 'redcarpet'

renderer_class = Redcarpet::Render::HTML
render_options = {
  # https://github.com/vmg/redcarpet#darling-i-packed-you-a-couple-renderers-for-lunch
  :filter_html     => false,
  :no_images       => false,
  :no_links        => false,
  :no_styles       => false,
  :safe_links_only => false,
  :with_toc_data   => false,
  :hard_wrap       => true,
  :xhtml           => false,
  :prettify        => false,
  :link_attributes => {},
}
renderer = renderer_class.new(render_options)

markdown_extensions = {
  # https://github.com/vmg/redcarpet#and-its-like-really-simple-to-use
  :no_intra_emphasis            => false,
  :tables                       => false,
  :fenced_code_blocks           => false,
  :autolink                     => false,
  :disable_indented_code_blocks => false,
  :strikethrough                => false,
  :lax_spacing                  => false,
  :space_after_headers          => false,
  :superscript                  => false,
  :underline                    => false,
  :highlight                    => false,
  :quote                        => false,
  :footnotes                    => false,
  :renderer                     => renderer
}

# https://github.com/slim-template/slim/issues/245#issuecomment-8833818
Slim::Embedded.set_options :markdown => markdown_extensions
Tilt.register Tilt::RedcarpetTemplate::Redcarpet2, 'markdown', 'mkd', 'md'
Tilt.prefer Tilt::RedcarpetTemplate::Redcarpet2, 'markdown'