Hey,
I'm curious what I'm doing wrong in the IRB session below. I'd expect that:
n = doc.find("*").to_a.first
# not literal ==, just equivalent
doc.find(n.path).to_a.first == n
Is that not supposed to be true?
Thanks,
Keith
# for the record:
/opt/local/lib/ruby/gems/1.8/gems/libxml-ruby-0.3.8.2/lib keith2$ ruby
../tests/libxml_test.rb
VERSION: 0.3.8.2
# irb session:
$ irb --prompt xmp libxml.irb
require 'rubygems'
# => true
require 'xml/libxml'
# => true
doc = XML::Parser.string(<<EOFEED
<?xml version="1.0" encoding="UTF-8"?>
<feed xmlns="http://www.w3.org/2005/Atom";
xmlns:taxo="http://purl.org/rss/1.0/modules/taxonomy/";
xmlns:rdf="http://www.w3.org/1999/02/22-rdf-syntax-ns#";
xmlns:sy="http://purl.org/rss/1.0/modules/syndication/";
xmlns:dc="http://purl.org/dc/elements/1.1/";>
<title>Books</title>
<link rel="first" href="https://dummy.com/atom/oreilly/books"; />
<link rel="last" href="https://dummy.com/atom/oreilly/books?page=51"; />
<link rel="next" href="https://dummy.com/atom/oreilly/books?page=2"; />
<subtitle>Stores O'Reilly Book Content</subtitle>
<entry>
<title>Dummy Book</title>
<link rel="edit" href="https://dummy.com/atom/oreilly/books/172049"; />
<link rel="edit-media"
href="https://dummy.com/source/oreilly/books/172049"; />
<author />
<id>tag:oreilly.com,2007:172049</id>
<updated>2007-01-13T00:25:07Z</updated>
<published>2007-01-13T00:25:07Z</published>
<content type="application/docbook+xml"
src="https://dummy.com/source/oreilly/books/172049"; />
<summary type="text" />
</entry>
</feed>
EOFEED
).parse; nil
# => nil
doc.class
# => XML::Document
n1 = doc.find("*").to_a.first
# => <title>Books</title>
n1.path
# => "/feed/title"
n2 = doc.find(n1.path).to_a.first # huh?
# => nil
n2 # bah!
# => nil
namespace = "http://www.w3.org/2005/Atom";
# => "http://www.w3.org/2005/Atom";
doc.find("*", namespace).each {|node|
puts "PATH " + node.path; puts "CONTENT " + node.content[0..10]
doc.find(node.path, namespace).each {|alt_node|
# this'll never be run
puts "REAL_PATH " + alt_node.path; puts "REAL CONTENT " +
alt_node.content[0..10]
}
}
PATH /feed/title
CONTENT Books
PATH /feed/link[1]
CONTENT
PATH /feed/link[2]
CONTENT
PATH /feed/link[3]
CONTENT
PATH /feed/subtitle
CONTENT Stores O'Re
PATH /feed/entry
CONTENT
Dummy
# => <title>Books</title><link rel="first"
href="https://dummy.com/atom/oreilly/books"/><link rel="last"
href="https://dummy.com/atom/oreilly/books?page=51"/><link rel="next"
href="https://dummy.com/atom/oreilly/books?page=2"/><subtitle>Stores
O'Reilly Book Content</subtitle><entry>
<title>Dummy Book</title>
<link rel="edit" href="https://dummy.com/atom/oreilly/books/172049"/>
<link rel="edit-media"
href="https://dummy.com/source/oreilly/books/172049"/>
<author/>
<id>tag:oreilly.com,2007:172049</id>
<updated>2007-01-13T00:25:07Z</updated>
<published>2007-01-13T00:25:07Z</published>
<content type="application/docbook+xml"
src="https://dummy.com/source/oreilly/books/172049"/>
<summary type="text"/>
</entry>
or here: http://kfahlgren.com/code/libxml.irb
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