Class: RuboCop::Cop::Style::LineEndConcatenation

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

Overview

This cop checks for string literal concatenation at the end of a line.

Examples:


# bad
some_str = 'ala' +
           'bala'

some_str = 'ala' <<
           'bala'

# good
some_str = 'ala' \
           'bala'

Constant Summary collapse

MSG =
'Use `\\` instead of `+` or `<<` to concatenate those strings.'
CONCAT_TOKEN_TYPES =
%i[tPLUS tLSHFT].freeze
SIMPLE_STRING_TOKEN_TYPE =
:tSTRING
COMPLEX_STRING_BEGIN_TOKEN =
:tSTRING_BEG
COMPLEX_STRING_END_TOKEN =
:tSTRING_END
HIGH_PRECEDENCE_OP_TOKEN_TYPES =
%i[tSTAR2 tPERCENT tDOT tLBRACK2].freeze
QUOTE_DELIMITERS =
%w[' "].freeze

Constants inherited from Base

Base::RESTRICT_ON_SEND

Instance Attribute Summary

Attributes inherited from Base

#config, #processed_source

Class Method Summary collapse

Instance Method Summary collapse

Methods included from AutoCorrector

support_autocorrect?

Methods inherited from Base

#add_global_offense, #add_offense, 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, #parse, #ready, #relevant_file?, 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?, #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

Class Method Details

.autocorrect_incompatible_withObject


34
35
36
# File 'lib/rubocop/cop/style/line_end_concatenation.rb', line 34

def self.autocorrect_incompatible_with
  [Style::RedundantInterpolation]
end

Instance Method Details

#on_new_investigationObject


38
39
40
# File 'lib/rubocop/cop/style/line_end_concatenation.rb', line 38

def on_new_investigation
  processed_source.tokens.each_index { |index| check_token_set(index) }
end