Class: RuboCop::Cop::Lint::DuplicateMethods
- Defined in:
- lib/rubocop/cop/lint/duplicate_methods.rb
Overview
This cop checks for duplicated instance (or singleton) method definitions.
Constant Summary collapse
- MSG =
'Method `%<method>s` is defined at both %<defined>s and ' \ '%<current>s.'
- RESTRICT_ON_SEND =
%i[alias_method attr_reader attr_writer attr_accessor attr].freeze
Instance Attribute Summary
Attributes inherited from Base
Instance Method Summary collapse
-
#initialize(config = nil, options = nil) ⇒ DuplicateMethods
constructor
A new instance of DuplicateMethods.
- #on_alias(node) ⇒ Object
- #on_def(node) ⇒ Object
- #on_defs(node) ⇒ Object
- #on_send(node) ⇒ Object
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, joining_forces, lint?, match?, #message, #offenses, #on_investigation_end, #on_new_investigation, #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
Constructor Details
#initialize(config = nil, options = nil) ⇒ DuplicateMethods
Returns a new instance of DuplicateMethods.
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# File 'lib/rubocop/cop/lint/duplicate_methods.rb', line 59 def initialize(config = nil, = nil) super @definitions = {} end |
Instance Method Details
#on_alias(node) ⇒ Object
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# File 'lib/rubocop/cop/lint/duplicate_methods.rb', line 89 def on_alias(node) return unless (name = method_alias?(node)) return if node.ancestors.any?(&:if_type?) return if possible_dsl?(node) found_instance_method(node, name) end |
#on_def(node) ⇒ Object
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# File 'lib/rubocop/cop/lint/duplicate_methods.rb', line 64 def on_def(node) # if a method definition is inside an if, it is very likely # that a different definition is used depending on platform, etc. return if node.ancestors.any?(&:if_type?) return if possible_dsl?(node) found_instance_method(node, node.method_name) end |
#on_defs(node) ⇒ Object
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# File 'lib/rubocop/cop/lint/duplicate_methods.rb', line 73 def on_defs(node) return if node.ancestors.any?(&:if_type?) return if possible_dsl?(node) if node.receiver.const_type? _, const_name = *node.receiver check_const_receiver(node, node.method_name, const_name) elsif node.receiver.self_type? check_self_receiver(node, node.method_name) end end |
#on_send(node) ⇒ Object
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# File 'lib/rubocop/cop/lint/duplicate_methods.rb', line 102 def on_send(node) if (name = alias_method?(node)) return if node.ancestors.any?(&:if_type?) return if possible_dsl?(node) found_instance_method(node, name) elsif (attr = node.attribute_accessor?) on_attr(node, *attr) end end |