Class: RuboCop::Cop::Sequioacap::RailsControllerRenderShorthand

Inherits:
RuboCop::Cop
  • Object
show all
Defined in:
lib/rubocop/cop/sequioacap/rails_controller_render_shorthand.rb

Constant Summary collapse

MSG = 
'Prefer `render` template shorthand'

Instance Method Summary collapse

Instance Method Details

#autocorrect(node) ⇒ Object 



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# File 'lib/rubocop/cop/sequioacap/rails_controller_render_shorthand.rb', line 27

def autocorrect(node)
  @autocorrect[node]
end

#investigate ⇒ Object 



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# File 'lib/rubocop/cop/sequioacap/rails_controller_render_shorthand.rb', line 23

def investigate(*)
  @autocorrect = {}
end

#on_send(node) ⇒ Object 



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# File 'lib/rubocop/cop/sequioacap/rails_controller_render_shorthand.rb', line 31

def on_send(node)
  option_pairs = render_with_options?(node)
  return unless option_pairs
    option_pairs.each do |pair|
      value_node = action_key?(pair)
      if value_node
        comma = option_pairs.length > 1 ? ', ' : ''
        corrected_source = node.source
                               .sub(/#{pair.source}(,\s*)?/, '')
                               .sub('render ', "render '#{str(value_node)}'#{comma}")

        @autocorrect[node] = lambda do |corrector|
          corrector.replace(node.source_range, corrected_source)
        end
        add_offense(node, location: :expression, message: "Use `#{corrected_source}` instead")
      end
    end
end