Class: RuboCop::Cop::Lint::ParenthesesAsGroupedExpression

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

Overview

Checks for space between the name of a called method and a left parenthesis.

Examples:


# bad
do_something (foo)

# good
do_something(foo)
do_something (2 + 3) * 4
do_something (foo * bar).baz

Constant Summary collapse

MSG = 
'`%<argument>s` interpreted as grouped expression.'

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_new_investigation, #on_other_file, #parse, #parser_engine, #ready, #relevant_file?, requires_gem, #string_literals_frozen_by_default?, 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_send(node) ⇒ Object Also known as: on_csend 



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# File 'lib/rubocop/cop/lint/parentheses_as_grouped_expression.rb', line 24

def on_send(node)
  return if valid_context?(node)

  space_length = spaces_before_left_parenthesis(node)
  return unless space_length.positive?

  range = space_range(node.first_argument.source_range, space_length)
  message = format(MSG, argument: node.first_argument.source)

  add_offense(range, message: message) { |corrector| corrector.remove(range) }
end