Class: RuboCop::Cop::Rails::ActionFilter

Inherits:
Cop
  • Object
show all
Includes:
ConfigurableEnforcedStyle
Defined in:
lib/rubocop/cop/rails/action_filter.rb

Overview

This cop enforces the consistent use of action filters methods.

The cop is configurable and the enforce the use of older something_filter methods or the newer something_action methods.

Constant Summary collapse

MSG =
'Prefer `%s` over `%s`.'
FILTER_METHODS =
[:before_filter, :skip_before_filter,
:after_filter, :around_filter]
ACTION_METHODS =
[:before_action, :skip_before_action,
:after_action, :around_action]

Constants included from Util

Util::ASGN_NODES, Util::EQUALS_ASGN_NODES, 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 included from ConfigurableEnforcedStyle

#alternative_style, #both_styles_detected, #correct_style_detected, #opposite_style_detected, #parameter_name, #style, #unrecognized_style_detected

Methods inherited from Cop

#add_offense, all, #autocorrect?, #config_to_allow_offenses, #config_to_allow_offenses=, #cop_config, cop_name, #cop_name, cop_name_with_namespace, cop_type, #debug?, #display_cop_names?, inherited, #initialize, #join_force?, lint?, #message, non_rails, qualified_cop_name, rails?, #relevant_file?, #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, first_part_of_call_chain, lambda?, lambda_or_proc?, line_range, numeric_range_size, on_node, operator?, parentheses?, proc?, range_with_surrounding_space, source_range, strip_quotes, within_node?

Methods included from PathUtil

issue_deprecation_warning, match_path?, relative_path

Constructor Details

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

Instance Method Details

#autocorrect(node) ⇒ Object


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# File 'lib/rubocop/cop/rails/action_filter.rb', line 33

def autocorrect(node)
  @corrections << lambda do |corrector|
    corrector.replace(node.loc.selector,
                      preferred_method(node.loc.selector.source).to_s)
  end
end

#on_block(node) ⇒ Object


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# File 'lib/rubocop/cop/rails/action_filter.rb', line 21

def on_block(node)
  method, _args, _body = *node

  check_method_node(method)
end

#on_send(node) ⇒ Object


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# File 'lib/rubocop/cop/rails/action_filter.rb', line 27

def on_send(node)
  receiver, _method_name, *_args = *node

  check_method_node(node) if receiver.nil?
end