Class: RuboCop::Cop::Lint::RedundantCopEnableDirective

Inherits:
Base
  • Object
show all
Extended by:
AutoCorrector
Includes:
RangeHelp, SurroundingSpace
Defined in:
lib/rubocop/cop/lint/redundant_cop_enable_directive.rb

Overview

Detects instances of rubocop:enable comments that can be removed.

When comment enables all cops at once ‘rubocop:enable all` that cop checks whether any cop was actually enabled.

Examples:

# bad
foo = 1
# rubocop:enable Layout/LineLength

# good
foo = 1
# bad
# rubocop:disable Style/StringLiterals
foo = "1"
# rubocop:enable Style/StringLiterals
baz
# rubocop:enable all

# good
# rubocop:disable Style/StringLiterals
foo = "1"
# rubocop:enable all
baz

Constant Summary collapse

MSG = 
'Unnecessary enabling of %<cop>s.'

Constants included from SurroundingSpace

SurroundingSpace::NO_SPACE_COMMAND, SurroundingSpace::SINGLE_SPACE_REGEXP, SurroundingSpace::SPACE_COMMAND

Constants inherited from Base

Base::RESTRICT_ON_SEND

Instance Attribute Summary

Attributes inherited from Base

#config, #processed_source

Instance Method Summary collapse

Methods included from AutoCorrector

support_autocorrect?

Methods inherited from Base

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

Methods included from ExcludeLimit

#exclude_limit

Methods included from AutocorrectLogic

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

Methods included from IgnoredNode

#ignore_node, #ignored_node?, #part_of_ignored_node?

Methods included from Util

silence_warnings

Constructor Details

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

Instance Method Details

#on_new_investigation ⇒ Object 



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# File 'lib/rubocop/cop/lint/redundant_cop_enable_directive.rb', line 44

def on_new_investigation
  return if processed_source.blank? || !processed_source.raw_source.include?('enable')

  offenses = processed_source.comment_config.extra_enabled_comments
  offenses.each { |comment, cop_names| register_offense(comment, cop_names) }
end