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* lib/rexml/xpath_parser.rb, test/rexml/test_xpath.rb:

add missing method availability check. [ruby-core:32447]
  Reported by Wiebe Cazemier. Thanks!!!


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@29288 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
This commit is contained in:
kou 2010-09-17 14:47:20 +00:00
parent 7bf12316a1
commit d8c3fa1506
3 changed files with 31 additions and 1 deletions

View file

@ -434,7 +434,8 @@ module REXML
when :and
left = expr( path_stack.shift, nodeset.dup, context )
#puts "LEFT => #{left.inspect} (#{left.class.name})"
if left == false || left.nil? || !left.inject(false) {|a,b| a | b}
return [] unless left
if left.respond_to?(:inject) and !left.inject(false) {|a,b| a | b}
return []
end
right = expr( path_stack.shift, nodeset.dup, context )