Class: Gitlab::Styles::Rubocop::Cop::CustomErrorClass
- Inherits:
-
RuboCop::Cop::Cop
- Object
- RuboCop::Cop::Cop
- Gitlab::Styles::Rubocop::Cop::CustomErrorClass
- Defined in:
- lib/gitlab/styles/rubocop/cop/custom_error_class.rb
Overview
This cop makes sure that custom error classes, when empty, are declared with Class.new.
Constant Summary collapse
- MSG =
'Use `Class.new(SuperClass)` to define an empty custom error class.'.freeze
Instance Method Summary collapse
Instance Method Details
#autocorrect(node) ⇒ Object
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# File 'lib/gitlab/styles/rubocop/cop/custom_error_class.rb', line 33 def autocorrect(node) klass, parent, _body = node.children replacement = "#{class_name_from_node(klass)} = Class.new(#{class_name_from_node(parent)})" lambda do |corrector| corrector.replace(node.source_range, replacement) end end |
#on_class(node) ⇒ Object
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# File 'lib/gitlab/styles/rubocop/cop/custom_error_class.rb', line 21 def on_class(node) _klass, parent, body = node.children return if body parent_klass = class_name_from_node(parent) return unless parent_klass&.to_s&.end_with?('Error') add_offense(node, location: :expression) end |