Class: RuboCop::Cop::GitHub::RailsControllerRenderPathsExist

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

Instance Method Summary collapse

Instance Method Details

#on_send(node) ⇒ Object 



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# File 'lib/rubocop/cop/github/rails_controller_render_paths_exist.rb', line 25

def on_send(node)
  return unless cop_config["ViewPath"]

  if args = render_str?(node)
    node, path = args
    unless resolve_template(path.to_s)
      add_offense(node, :expression, "Template could not be found")
    end
  elsif pairs = render_options?(node)
    if pair = pairs.detect { |p| render_key?(p) }
      key, node, path = render_key?(pair)

      case key
      when :action, :template
        unless resolve_template(path.to_s)
          add_offense(node, :expression, "Template could not be found")
        end
      when :partial
        unless resolve_partial(path.to_s)
          add_offense(node, :expression, "Partial template could not be found")
        end
      end
    end
  end
end

#resolve_partial(path) ⇒ Object 



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# File 'lib/rubocop/cop/github/rails_controller_render_paths_exist.rb', line 60

def resolve_partial(path)
  parts = path.split(File::SEPARATOR)
  parts << "_#{parts.pop}"
  path = parts.join(File::SEPARATOR)
  resolve_template(path)
end

#resolve_template(path) ⇒ Object 



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# File 'lib/rubocop/cop/github/rails_controller_render_paths_exist.rb', line 51

def resolve_template(path)
  cop_config["ViewPath"].each do |view_path|
    if m = Dir[File.join(config.path_relative_to_config(view_path), path) + "*"].first
      return m
    end
  end
  nil
end