lib/fhir_models/fluentpath/expression.rb in fhir_models-1.6.8 vs lib/fhir_models/fluentpath/expression.rb in fhir_models-1.8.0

@@ -1,24 +1,22 @@
 module FluentPath
   class Expression
-
     attr_accessor :tree
 
     def initialize(tree)
       @tree = tree
     end
 
     def to_s
-      "#{@tree}"
+      @tree.to_s
     end
 
     def inspect
       to_s
     end
 
     def clone
-      clone_tree = @tree.map{|x|x.clone rescue x}
+      clone_tree = @tree.map { |x| x.clone rescue x }
       FluentPath::Expression.new(clone_tree)
     end
-
   end
 end