Finish 3.2.2

Author: gkellogg

.github/workflows/ci.yml

@@ -20,19 +20,13 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        ruby:
-          - 2.6
-          - 2.7
-          - "3.0"
-          - 3.1
-          - ruby-head
-          - jruby
+        ruby: [2.6, 2.7, '3.0', 3.1, 3.2, ruby-head, jruby]
         gemfile:
           - Gemfile
           - Gemfile-pure
     steps:
       - name: Clone repository
-        uses: actions/checkout@v2
+        uses: actions/checkout@v3
       - name: Set up Ruby
         uses: ruby/setup-ruby@v1
         with:
@@ -42,7 +36,7 @@ jobs:
       - name: Run tests
         run: ruby --version; bundle exec rspec spec || $ALLOW_FAILURES
       - name: Coveralls GitHub Action
-        uses: coverallsapp/github-action@v1.1.2
+        uses: coverallsapp/github-action@v2
         if: ${{ matrix.ruby == '3.0' && matrix.gemfile == 'Gemfile' }}
         with:
           github-token: ${{ secrets.GITHUB_TOKEN }}

.github/workflows/generate-docs.yml

@@ -10,7 +10,7 @@ jobs:
     name: Update gh-pages with docs
     steps:
       - name: Clone repository
-        uses: actions/checkout@v2
+        uses: actions/checkout@v3
       - name: Set up Ruby
         uses: ruby/setup-ruby@v1
         with:

Gemfile

@@ -5,7 +5,7 @@ gemspec
 gem 'rdf',                git: "https://github.com/ruby-rdf/rdf",                 branch: "develop"
 gem 'rdf-aggregate-repo', git: "https://github.com/ruby-rdf/rdf-aggregate-repo",  branch: "develop"
 gem 'sparql',             git: "https://github.com/ruby-rdf/sparql",              branch: "develop"
-gem "nokogiri",           '~> 1.10'
+gem "nokogiri",           '~> 1.13', '>= 1.13.4'
 
 group :development, :test do
   gem 'ebnf',           git: "https://github.com/dryruby/ebnf",                 branch: "develop"

README.md

@@ -4,7 +4,7 @@ This is a [Ruby][] implementation of a [SPARQL][] client for [RDF.rb][].
 
 * <https://ruby-rdf.github.io/sparql-client/>
 
-[![Gem Version](https://badge.fury.io/rb/sparql-client.png)](https://badge.fury.io/rb/sparql-client)
+[![Gem Version](https://badge.fury.io/rb/sparql-client.svg)](https://badge.fury.io/rb/sparql-client)
 [![Build Status](https://github.com/ruby-rdf/sparql-client/workflows/CI/badge.svg?branch=develop)](https://github.com/ruby-rdf/sparql-client/actions?query=workflow%3ACI)
 [![Coverage Status](https://coveralls.io/repos/ruby-rdf/sparql-client/badge.svg?branch=master&service=github)](https://coveralls.io/github/ruby-rdf/sparql-client?branch=master)
 [![Gitter chat](https://badges.gitter.im/ruby-rdf/rdf.png)](https://gitter.im/ruby-rdf/rdf)

VERSION

@@ -1 +1 @@
-3.2.1
+3.2.2

lib/sparql/client.rb

@@ -540,7 +540,7 @@ def self.parse_xml_bindings(xml, nodes = {}, library: :nokogiri)
             result.elements.each do |binding|
               name  = binding.attr('name').to_sym
               value = binding.elements.first
-              row[name] = parse_xml_value(value, nodes)
+              row[name] = parse_xml_value(value, nodes) if value
             end
             RDF::Query::Solution.new(row)
           end
@@ -563,7 +563,7 @@ def self.parse_xml_bindings(xml, nodes = {}, library: :nokogiri)
             result.elements.each do |binding|
               name  = binding.attributes['name'].to_sym
               value = binding.select { |node| node.kind_of?(::REXML::Element) }.first
-              row[name] = parse_xml_value(value, nodes)
+              row[name] = parse_xml_value(value, nodes) if value
             end
             RDF::Query::Solution.new(row)
           end