flou · August 12, 2015 09:24
diff --git a/xml.cr b/xml.cr
 require "xml/xml"

 def payload
 %(<note>
  <to>Tove</to>
  <from>Jani</from>
  <heading>Reminder</heading>
  <body>Don't forget me this weekend!</body>
 </note>)
 end

 doc = XML.parse payload
 heading = doc.xpath("/note/heading")

 puts heading.class
 # => XML::NodeSet

 puts heading.length
 # => undefined method 'length' for Float64 (compile-time type is (String | Float64 | Bool | XML::NodeSet))
	require "xml/xml"

	def payload
	%(<note>
	<to>Tove</to>
	<from>Jani</from>
	<heading>Reminder</heading>
	<body>Don't forget me this weekend!</body>
	</note>)
	end

	doc = XML.parse payload
	heading = doc.xpath("/note/heading")

	puts heading.class
	# => XML::NodeSet

	puts heading.length
	# => undefined method 'length' for Float64 (compile-time type is (String \| Float64 \| Bool \| XML::NodeSet))