statement.rb in rdf-3.2.4

- old
+ new

@@ -69,10 +69,11 @@
     #   @option options [RDF::Resource]      :object    (nil)
     #     if not a {Resource}, it is coerced to {Literal} or {Node} depending on if it is a symbol or something other than a {Term}.
     #   @option options [RDF::Term]  :graph_name   (nil)
     #     Note, in RDF 1.1, a graph name MUST be an {Resource}.
     #   @option options [Boolean] :inferred used as a marker to record that this statement was inferred based on semantic relationships (T-Box).
+    #   @option options [Boolean] :quoted used as a marker to record that this statement quoted and appears as the subject or object of another RDF::Statement.
     #   @return [RDF::Statement]
     #
     # @overload initialize(subject, predicate, object, **options)
     #   @param  [RDF::Term]          subject
     #     A symbol is converted to an interned {Node}.
@@ -81,10 +82,11 @@
     #     if not a {Resource}, it is coerced to {Literal} or {Node} depending on if it is a symbol or something other than a {Term}.
     #   @param  [Hash{Symbol => Object}] options
     #   @option options [RDF::Term]  :graph_name   (nil)
     #     Note, in RDF 1.1, a graph name MUST be an {Resource}.
     #   @option options [Boolean] :inferred used as a marker to record that this statement was inferred based on semantic relationships (T-Box).
+    #   @option options [Boolean] :quoted used as a marker to record that this statement quoted and appears as the subject or object of another RDF::Statement.
     #   @return [RDF::Statement]
     def initialize(subject = nil, predicate = nil, object = nil, options = {})
       if subject.is_a?(Hash)
         @options   = Hash[subject] # faster subject.dup
         @subject   = @options.delete(:subject)
@@ -207,10 +209,10 @@
     end
 
     ##
     # @return [Boolean]
     def quoted?
-      false
+      !!@options[:quoted]
     end
 
     ##
     # @return [Boolean]
     def inferred?