lib/rubocop/cop/style/command_literal.rb in rubocop-0.56.0 vs lib/rubocop/cop/style/command_literal.rb in rubocop-0.57.0

@@ -80,11 +80,11 @@
 
         MSG_USE_BACKTICKS = 'Use backticks around command string.'.freeze
         MSG_USE_PERCENT_X = 'Use `%x` around command string.'.freeze
 
         def on_xstr(node)
-          return if heredoc_literal?(node)
+          return if node.heredoc?
 
           if backtick_literal?(node)
             check_backtick_literal(node)
           else
             check_percent_x_literal(node)
@@ -157,13 +157,9 @@
         end
 
         def node_body(node)
           loc = node.loc
           loc.expression.source[loc.begin.length...-loc.end.length]
-        end
-
-        def heredoc_literal?(node)
-          node.loc.respond_to?(:heredoc_body)
         end
 
         def backtick_literal?(node)
           node.loc.begin.source == '`'
         end