class RuboCop::Cop::Style::Encoding
Checks ensures source files have no utf-8 encoding comments. @example
# bad # encoding: UTF-8 # coding: UTF-8 # -*- coding: UTF-8 -*-
Constants
- ENCODING_PATTERN
- MSG
- SHEBANG
Public Instance Methods
Source
# File lib/rubocop/cop/style/encoding.rb, line 20 def on_new_investigation return if processed_source.buffer.source.empty? comments.each do |line_number, comment| next unless offense?(comment) register_offense(line_number, comment) end end
Private Instance Methods
Source
# File lib/rubocop/cop/style/encoding.rb, line 32 def comments processed_source.lines.each.with_index.with_object({}) do |(line, line_number), comments| next if line.start_with?(SHEBANG) comment = MagicComment.parse(line) return comments unless comment.valid? comments[line_number + 1] = comment end end
Source
# File lib/rubocop/cop/style/encoding.rb, line 43 def offense?(comment) comment.encoding_specified? && comment.encoding.casecmp('utf-8').zero? end
Source
# File lib/rubocop/cop/style/encoding.rb, line 47 def register_offense(line_number, comment) range = processed_source.buffer.line_range(line_number) add_offense(range) do |corrector| text = comment.without(:encoding) if text.blank? corrector.remove(range_with_surrounding_space(range, side: :right)) else corrector.replace(range, text) end end end