Class: RuboCop::Cop::Layout::EmptyComment

Inherits:
Base
  • Object
show all
Extended by:
AutoCorrector
Includes:
RangeHelp
Defined in:
lib/rubocop/cop/layout/empty_comment.rb

Overview

This cop checks empty comment.

Examples:

# bad

#
class Foo
end

# good

#
# Description of `Foo` class.
#
class Foo
end

AllowBorderComment: true (default)

# good

def foo
end

#################

def bar
end

AllowBorderComment: false

# bad

def foo
end

#################

def bar
end

AllowMarginComment: true (default)

# good

#
# Description of `Foo` class.
#
class Foo
end

AllowMarginComment: false

# bad

#
# Description of `Foo` class.
#
class Foo
end

Constant Summary collapse

MSG =
'Source code comment is empty.'

Constants inherited from Base

Base::RESTRICT_ON_SEND

Constants included from Util

Util::LITERAL_REGEX

Instance Attribute Summary

Attributes inherited from Base

#config, #processed_source

Instance Method Summary collapse

Methods included from AutoCorrector

support_autocorrect?

Methods inherited from Base

#add_global_offense, #add_offense, autocorrect_incompatible_with, badge, #callbacks_needed, callbacks_needed, #config_to_allow_offenses, #config_to_allow_offenses=, #cop_config, #cop_name, cop_name, department, documentation_url, exclude_from_registry, #excluded_file?, #external_dependency_checksum, inherited, #initialize, joining_forces, lint?, match?, #message, #offenses, #on_investigation_end, #on_other_file, #ready, #relevant_file?, support_autocorrect?, support_multiple_source?, #target_rails_version, #target_ruby_version

Methods included from AutocorrectLogic

#autocorrect?, #autocorrect_enabled?, #autocorrect_requested?, #correctable?, #disable_uncorrectable?, #safe_autocorrect?

Methods included from IgnoredNode

#ignore_node, #ignored_node?, #part_of_ignored_node?

Methods included from Util

add_parentheses, args_begin, args_end, begins_its_line?, comment_line?, comment_lines?, double_quotes_required?, escape_string, first_part_of_call_chain, indent, interpret_string_escapes, line_range, needs_escaping?, on_node, parentheses?, same_line?, to_string_literal, to_supported_styles, trim_string_interporation_escape_character

Methods included from PathUtil

absolute?, hidden_dir?, hidden_file?, hidden_file_in_not_hidden_dir?, match_path?, maybe_hidden_file?, relative_path, smart_path

Constructor Details

This class inherits a constructor from RuboCop::Cop::Base

Instance Method Details

#on_new_investigationObject


69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
# File 'lib/rubocop/cop/layout/empty_comment.rb', line 69

def on_new_investigation
  if allow_margin_comment?
    comments = concat_consecutive_comments(processed_source.comments)

    investigate(comments)
  else
    processed_source.comments.each do |comment|
      next unless empty_comment_only?(comment_text(comment))

      add_offense(comment) do |corrector|
        autocorrect(corrector, comment)
      end
    end
  end
end