class Rubocop::Cop::Style::Encoding

This cop checks whether the source file has a utf-8 encoding comment. This check makes sense only in Ruby 1.9, since in 2.0+ utf-8 is the default source file encoding.

Constants

MSG

Public Instance Methods

inspect(source_buffer, source, tokens, ast, comments) click to toggle source
# File lib/rubocop/cop/style/encoding.rb, line 13
def inspect(source_buffer, source, tokens, ast, comments)
  unless RUBY_VERSION >= '2.0.0'
    expected_line = 0
    expected_line += 1 if source[expected_line] =~ /^#!/
    unless source[expected_line] =~ /#.*coding: (UTF|utf)-8/
      add_offence(:convention,
                  source_range(source_buffer,
                               source[0...expected_line],
                               0, 1),
                  MSG)
    end
  end
end