vendor/rails/actionpack/lib/action_view/template_handlers/erb.rb

   1 module ActionView
   2   module TemplateHandlers
   3     class ERB < TemplateHandler
   4       include Compilable
   5
   6       ##
   7       # :singleton-method:
   8       # Specify trim mode for the ERB compiler. Defaults to '-'.
   9       # See ERb documentation for suitable values.
  10       cattr_accessor :erb_trim_mode
  11       self.erb_trim_mode = '-'
  12
  13       def compile(template)
  14         src = ::ERB.new("<% __in_erb_template=true %>#{template.source}", nil, erb_trim_mode, '@output_buffer').src
  15
  16         # Ruby 1.9 prepends an encoding to the source. However this is
  17         # useless because you can only set an encoding on the first line
  18         RUBY_VERSION >= '1.9' ? src.sub(/\A#coding:.*\n/, '') : src
  19       end
  20     end
  21   end
  22 end