Finish 1.1.3.1. Implement callback mode of Reader#each_triple.

Author: gkellogg

VERSION

@@ -1 +1 @@
-1.1.3
+1.1.3.1

etc/doap.nt

@@ -0,0 +1,21 @@
+<http://rubygems.org/gems/json-ld> <http://www.w3.org/1999/02/22-rdf-syntax-ns#type> <http://usefulinc.com/ns/doap#Project> .
+<http://rubygems.org/gems/json-ld> <http://purl.org/dc/terms/creator> <http://greggkellogg.net/foaf#me> .
+<http://rubygems.org/gems/json-ld> <http://usefulinc.com/ns/doap#blog> <http://greggkellogg.net/> .
+<http://rubygems.org/gems/json-ld> <http://usefulinc.com/ns/doap#bug-database> <http://github.com/ruby-rdf/json-ld/issues> .
+<http://rubygems.org/gems/json-ld> <http://usefulinc.com/ns/doap#created> "2011-05-07"^^<http://www.w3.org/2001/XMLSchema#date> .
+<http://rubygems.org/gems/json-ld> <http://usefulinc.com/ns/doap#description> "RDF.rb extension for parsing/serializing JSON-LD data."@en .
+<http://rubygems.org/gems/json-ld> <http://usefulinc.com/ns/doap#developer> <http://greggkellogg.net/foaf#me> .
+<http://rubygems.org/gems/json-ld> <http://usefulinc.com/ns/doap#documenter> <http://greggkellogg.net/foaf#me> .
+<http://rubygems.org/gems/json-ld> <http://usefulinc.com/ns/doap#homepage> <http://github.com/ruby-rdf/json-ld/> .
+<http://rubygems.org/gems/json-ld> <http://usefulinc.com/ns/doap#implements> <http://json-ld.org/spec/latest/json-ld-api/> .
+<http://rubygems.org/gems/json-ld> <http://usefulinc.com/ns/doap#implements> <http://json-ld.org/spec/latest/json-ld-syntax/> .
+<http://rubygems.org/gems/json-ld> <http://usefulinc.com/ns/doap#license> <http://creativecommons.org/licenses/publicdomain/> .
+<http://rubygems.org/gems/json-ld> <http://usefulinc.com/ns/doap#maintainer> <http://greggkellogg.net/foaf#me> .
+<http://rubygems.org/gems/json-ld> <http://usefulinc.com/ns/doap#name> "JSON::LD" .
+<http://rubygems.org/gems/json-ld> <http://usefulinc.com/ns/doap#platform> "Ruby" .
+<http://rubygems.org/gems/json-ld> <http://usefulinc.com/ns/doap#shortdesc> "JSON-LD support for RDF.rb."@en .
+<http://rubygems.org/gems/json-ld> <http://xmlns.com/foaf/0.1/maker> <http://greggkellogg.net/foaf#me> .
+<http://greggkellogg.net/foaf#me> <http://www.w3.org/2000/01/rdf-schema#isDefinedBy> <http://greggkellogg.net/foaf> .
+<http://greggkellogg.net/foaf#me> <http://xmlns.com/foaf/0.1/made> <http://rubygems.org/gems/json-ld> .
+<http://greggkellogg.net/foaf#me> <http://xmlns.com/foaf/0.1/mbox> <mailto:gregg@greggkellogg.net> .
+<http://greggkellogg.net/foaf#me> <http://xmlns.com/foaf/0.1/name> "Gregg Kellogg" .

lib/json/ld/reader.rb

@@ -58,10 +58,13 @@ def each_statement(&block)
     ##
     # @private
     # @see   RDF::Reader#each_triple
-    def each_triple
-      JSON::LD::API.toRdf(@doc, @options) do |statement|
-        yield *statement.to_triple
+    def each_triple(&block)
+      if block_given?
+        JSON::LD::API.toRdf(@doc, @options) do |statement|
+          yield *statement.to_triple
+        end
       end
+      enum_for(:each_triple)
     end
   end
 end

spec/reader_spec.rb

@@ -4,6 +4,15 @@
 require 'rdf/spec/reader'
 
 describe JSON::LD::Reader do
+  let!(:doap) {File.expand_path("../../etc/doap.jsonld", __FILE__)}
+  let!(:doap_nt) {File.expand_path("../../etc/doap.nt", __FILE__)}
+  let!(:doap_count) {File.open(doap_nt).each_line.to_a.length}
+
+  before(:each) do
+    @reader_input = File.read(doap)
+    @reader = JSON::LD::Reader.new(@reader_input)
+    @reader_count = doap_count
+  end
   before :each do
     @reader = JSON::LD::Reader.new(StringIO.new(""))
   end