Module: Luo::Helpers

Extended by:
Helpers
Included in:
Helpers
Defined in:
lib/luo/helpers.rb

Defined Under Namespace

Classes: HTMLwithRouge

Instance Method Summary collapse

Instance Method Details

#display_html(text) ⇒ Object 



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# File 'lib/luo/helpers.rb', line 41

def display_html(text)
  unless gem_exists?('iruby')
    raise "Please install iruby gem first."
  end
  IRuby.display(IRuby.html(text))
end

#display_md(text) ⇒ Object 



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# File 'lib/luo/helpers.rb', line 22

def display_md(text)
  renderer = HTMLwithRouge.new
  markdown = Redcarpet::Markdown.new(renderer,
                                     autolink: true,
                                     tables: true,
                                     strikethrough: true,
                                     highlight: true,
                                     prettify: true,
                                     fenced_code_blocks: true)
  body = markdown.render(text)
  css = Rouge::Themes::Github.mode(:light).render(scope: '.highlight')
  html = "    <style>\#{css}</style>\n    \#{body}\n  HTML\n  # puts html\n  IRuby.display(IRuby.html(html))\nend\n"

#gem_exists?(gem_name) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/luo/helpers.rb', line 59

def gem_exists?(gem_name)
  Gem::Specification.find_by_name(gem_name)
  true
rescue Gem::LoadError
  false
end

#load_test(path, &block) ⇒ Object 



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# File 'lib/luo/helpers.rb', line 48

def load_test(path, &block)
  data = YAML.load_file(path)
  if data.is_a?(Array)
    data.each do |value|
      yield(value)
    end
  else
    yield(data)
  end
end

#print_md(text) ⇒ Object 



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# File 'lib/luo/helpers.rb', line 18

def print_md(text)
  puts TTY::Markdown.parse(text)
end