Module: Ink::Helper

Included in:
Formatter
Defined in:
lib/ink/helper.rb

Overview

The Ink::Helper module is great for shortcuts. On Rails applications, can be added to ApplicationHelper.

module ApplicationHelper
  include InkHelper
end

Instance Method Summary collapse

Instance Method Details

#format(code, file) ⇒ Object

Return a code snippet formatted by using the Ink::Formatter.format method.

<%= format @code, "Rakefile" %>



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# File 'lib/ink/helper.rb', line 15

def format(code, file)
  Ink::Formatter.format(code, file)
end

#highlight(code, options = {}) ⇒ Object

Return a code snippet highlighted in the specified language. When a :file option is provided, then language will be guessed by the filename. If no language is specified will set to :text.

<%= highlight @code, :file => "Rakefile" %>
<%= highlight @code, :language => :ruby %>



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# File 'lib/ink/helper.rb', line 27

def highlight(code, options = {})
  file = Tempfile.new("highlight")
  File.open(file.path, "w+") do |f|
    f << "#{code}\n"
  end

  if options[:file]
    language = Highlight.guess_by_filename(options[:file])
  else
    language = options[:language] || :text
  end

  code = Ink::Highlight.highlight(file.path, :language => language)
  %[<div class="code #{language}">#{code}</div>]
end