Class: RuboCop::Cop::Style::EmptyLines
- Defined in:
- lib/rubocop/cop/style/empty_lines.rb
Overview
This cops checks for two or more consecutive blank lines.
Constant Summary collapse
- MSG =
'Extra blank line detected.'
- LINE_OFFSET =
2
Constants included from Util
Util::ASGN_NODES, Util::BASIC_LITERALS, Util::EQUALS_ASGN_NODES, Util::LITERALS, Util::OPERATOR_METHODS, Util::PROC_NEW_NODE, Util::SHORTHAND_ASGN_NODES
Instance Attribute Summary
Attributes inherited from Cop
#config, #corrections, #offenses, #processed_source
Instance Method Summary collapse
Methods inherited from Cop
#add_offense, all, #config_to_allow_offenses, #config_to_allow_offenses=, #cop_config, cop_name, #cop_name, cop_type, #correct, #debug?, #details, #display_cop_names?, #display_style_guide?, #excluded_file?, #extra_details?, inherited, #initialize, #join_force?, lint?, match?, #message, non_rails, qualified_cop_name, rails?, #reference_url, #relevant_file?, #style_guide_url
Methods included from NodePattern::Macros
#def_node_matcher, #def_node_search
Methods included from AutocorrectLogic
#autocorrect?, #autocorrect_enabled?, #autocorrect_requested?, #support_autocorrect?
Methods included from IgnoredNode
#ignore_node, #ignored_node?, #part_of_ignored_node?
Methods included from Util
begins_its_line?, block_length, command?, comment_line?, const_name, directions, first_part_of_call_chain, lambda?, lambda_or_proc?, line_range, move_pos, numeric_range_size, on_node, operator?, parentheses?, proc?, range_with_surrounding_comma, range_with_surrounding_space, source_range, strip_quotes, within_node?
Methods included from PathUtil
hidden?, issue_deprecation_warning, match_path?, relative_path
Constructor Details
This class inherits a constructor from RuboCop::Cop::Cop
Instance Method Details
#autocorrect(range) ⇒ Object
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# File 'lib/rubocop/cop/style/empty_lines.rb', line 38 def autocorrect(range) ->(corrector) { corrector.remove(range) } end |
#investigate(processed_source) ⇒ Object
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# File 'lib/rubocop/cop/style/empty_lines.rb', line 11 def investigate(processed_source) return if processed_source.tokens.empty? prev_line = 1 processed_source.tokens.sort_by { |t| t.pos.line }.each do |token| cur_line = token.pos.line line_diff = cur_line - prev_line if line_diff > LINE_OFFSET # we need to be wary of comments since they # don't show up in the tokens ((prev_line + 1)...cur_line).each do |line| # we check if the prev and current lines are empty next unless processed_source[line - 2].empty? && processed_source[line - 1].empty? range = source_range(processed_source.buffer, line, 0) add_offense(range, range) end end prev_line = cur_line end end |