rdf-turtle 0.1.0 → 0.1.1

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Files changed (13) hide show
  1. data/History +4 -0
  2. data/README.markdown +2 -2
  3. data/VERSION +1 -1
  4. data/lib/rdf/ll1/lexer.rb +19 -4
  5. data/lib/rdf/ll1/parser.rb +126 -75
  6. data/lib/rdf/turtle.rb +0 -2
  7. data/lib/rdf/turtle/format.rb +3 -2
  8. data/lib/rdf/turtle/meta.rb +553 -126
  9. data/lib/rdf/turtle/reader.rb +26 -26
  10. data/lib/rdf/turtle/terminals.rb +20 -10
  11. data/lib/rdf/turtle/writer.rb +41 -36
  12. metadata +41 -19
  13. data/lib/rdf/turtle/patches.rb +0 -38
data/lib/rdf/turtle/patches.rb DELETED
@@ -1,38 +0,0 @@
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- require 'rdf'
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-
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- module RDF
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- class List
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- ##
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- # Validate the list ensuring that
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- # * rdf:rest values are all BNodes are nil
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- # * rdf:type, if it exists, is rdf:List
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- # * each subject has no properties other than single-valued rdf:first, rdf:rest
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- # other than for the first node in the list
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- # @return [Boolean]
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- def valid?
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- li = subject
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- while li != RDF.nil do
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- rest = nil
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- firsts = rests = 0
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- @graph.query(:subject => li) do |st|
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- case st.predicate
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- when RDF.type
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- # Be tollerant about rdf:type entries, as some OWL vocabularies use it excessively
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- when RDF.first
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- firsts += 1
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- when RDF.rest
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- rest = st.object
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- return false unless rest.node? || rest == RDF.nil
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- rests += 1
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- else
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- # First node may have other properties
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- return false unless li == subject
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- end
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- end
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- return false unless firsts == 1 && rests == 1
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- li = rest
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- end
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- true
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- end
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- end
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- end
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