Class: RuboCop::Cop::Lint::StructNewOverride
- Defined in:
- lib/rubocop/cop/lint/struct_new_override.rb
Overview
This cop checks unexpected overrides of the ‘Struct` built-in methods via `Struct.new`.
Constant Summary collapse
- MSG =
'`%<member_name>s` member overrides `Struct#%<method_name>s`' \ ' and it may be unexpected.'
- STRUCT_METHOD_NAMES =
Struct.instance_methods
- STRUCT_MEMBER_NAME_TYPES =
%i[sym str].freeze
Constants included from Util
Instance Attribute Summary
Attributes inherited from Cop
#config, #corrections, #offenses, #processed_source
Instance Method Summary collapse
Methods inherited from Cop
#add_offense, all, autocorrect_incompatible_with, badge, #config_to_allow_offenses, #config_to_allow_offenses=, #cop_config, #cop_name, cop_name, #correct, department, #disable_uncorrectable, #duplicate_location?, #excluded_file?, #external_dependency_checksum, #find_location, #highlights, inherited, #initialize, #join_force?, lint?, match?, #message, #messages, #parse, qualified_cop_name, #reason_to_not_correct, #relevant_file?, #target_rails_version, #target_ruby_version
Methods included from AST::Sexp
Methods included from NodePattern::Macros
#def_node_matcher, #def_node_search, #node_search, #node_search_all, #node_search_body, #node_search_first
Methods included from AutocorrectLogic
#autocorrect?, #autocorrect_enabled?, #autocorrect_requested?, #correctable?, #disable_offense, #disable_uncorrectable?, #safe_autocorrect?, #support_autocorrect?
Methods included from IgnoredNode
#ignore_node, #ignored_node?, #part_of_ignored_node?
Methods included from Util
add_parentheses, args_begin, args_end, begins_its_line?, comment_line?, comment_lines?, double_quotes_required?, escape_string, first_part_of_call_chain, interpret_string_escapes, line_range, needs_escaping?, on_node, parentheses?, same_line?, to_string_literal, to_supported_styles, tokens, trim_string_interporation_escape_character
Methods included from PathUtil
absolute?, chdir, hidden_dir?, hidden_file_in_not_hidden_dir?, match_path?, pwd, relative_path, reset_pwd, smart_path
Constructor Details
This class inherits a constructor from RuboCop::Cop::Cop
Instance Method Details
#on_send(node) ⇒ Object
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# File 'lib/rubocop/cop/lint/struct_new_override.rb', line 36 def on_send(node) return unless struct_new(node) do node.arguments.each_with_index do |arg, index| # Ignore if the first argument is a class name next if index.zero? && arg.str_type? # Ignore if the argument is not a member name next unless STRUCT_MEMBER_NAME_TYPES.include?(arg.type) member_name = arg.value next unless STRUCT_METHOD_NAMES.include?(member_name.to_sym) = format(MSG, member_name: member_name.inspect, method_name: member_name.to_s) add_offense(arg, message: ) end end end |