class RuboCop::Cop::InternalAffairs::RedundantLetRuboCopConfigNew
Checks that ‘let` is `RuboCop::Config.new` with no arguments.
@example
# bad RSpec.describe RuboCop::Cop::Department::Foo, :config do let(:config) { RuboCop::Config.new } end # good RSpec.describe RuboCop::Cop::Department::Foo, :config do end RSpec.describe RuboCop::Cop::Department::Foo, :config do let(:config) { RuboCop::Config.new(argument) } end
Constants
- MSG
Public Instance Methods
Source
# File lib/rubocop/cop/internal_affairs/redundant_let_rubocop_config_new.rb, line 47 def on_block(node) return unless let_rubocop_config_new?(node) describe = find_describe_method_node(node) unless (exist_config = describe.last_argument.source == ':config') additional_message = ' and specify `:config` in `describe`' end message = format(MSG, additional_message: additional_message) add_offense(node, message: message) do |corrector| corrector.remove(range_by_whole_lines(node.source_range, include_final_newline: true)) corrector.insert_after(describe.last_argument, ', :config') unless exist_config end end
Private Instance Methods
Source
# File lib/rubocop/cop/internal_affairs/redundant_let_rubocop_config_new.rb, line 67 def find_describe_method_node(block_node) block_node.ancestors.find { |node| node.block_type? && node.method?(:describe) }.send_node end