Contents

# encoding: utf-8

module Rubocop
  module Cop
    module Style
      # This cop checks for nested ternary op expressions.
      class NestedTernaryOperator < Cop
        MSG = 'Ternary operators must not be nested. Prefer if/else ' \
              'constructs instead.'

        def on_if(node)
          loc = node.loc

          # discard non-ternary ops
          return unless loc.respond_to?(:question)

          node.children.each do |child|
            on_node(:if, child) do |c|
              add_offense(c, :expression) if c.loc.respond_to?(:question)
            end
          end
        end
      end
    end
  end
end

Version data entries

2 entries across 2 versions & 1 rubygems

Version	Path
rubocop-0.19.1	lib/rubocop/cop/style/nested_ternary_operator.rb
rubocop-0.19.0	lib/rubocop/cop/style/nested_ternary_operator.rb