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no-reply/pattern.rb

Last active August 16, 2016 18:32
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pattern.rb
require 'rdf'
require 'rdf/spec'
statements = RDF::Spec.quads
statements.extend(RDF::Enumerable, RDF::Queryable)
statements.count # => 95
pattern = RDF::Query::Pattern.new(nil, nil, nil, graph_name: false)
statements.send(:query_pattern, pattern).count # => 95
with_graph = statements.select { |st| st.graph_name }
with_graph.count # => 20
pattern === with_graph.first # => true
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