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-rw-r--r--lib/rexml/xpath.rb12
-rw-r--r--lib/rexml/xpath_parser.rb15
2 files changed, 18 insertions, 9 deletions
@@ -28,10 +28,10 @@ module REXML
# XPath.first( doc, "//b"} )
# XPath.first( node, "a/x:b", { "x"=>"http://doofus" } )
# XPath.first( node, '/book/publisher/text()=$publisher', {}, {"publisher"=>"O'Reilly"})
- def XPath::first element, path=nil, namespaces=nil, variables={}
raise "The namespaces argument, if supplied, must be a hash object." unless namespaces.nil? or namespaces.kind_of?(Hash)
raise "The variables argument, if supplied, must be a hash object." unless variables.kind_of?(Hash)
- parser = XPathParser.new
parser.namespaces = namespaces
parser.variables = variables
path = "*" unless path
@@ -57,10 +57,10 @@ module REXML
# XPath.each( node, 'ancestor::x' ) { |el| ... }
# XPath.each( node, '/book/publisher/text()=$publisher', {}, {"publisher"=>"O'Reilly"}) \
# {|el| ... }
- def XPath::each element, path=nil, namespaces=nil, variables={}, &block
raise "The namespaces argument, if supplied, must be a hash object." unless namespaces.nil? or namespaces.kind_of?(Hash)
raise "The variables argument, if supplied, must be a hash object." unless variables.kind_of?(Hash)
- parser = XPathParser.new
parser.namespaces = namespaces
parser.variables = variables
path = "*" unless path
@@ -69,8 +69,8 @@ module REXML
end
# Returns an array of nodes matching a given XPath.
- def XPath::match element, path=nil, namespaces=nil, variables={}
- parser = XPathParser.new
parser.namespaces = namespaces
parser.variables = variables
path = "*" unless path
@@ -47,11 +47,12 @@ module REXML
include XMLTokens
LITERAL = /^'([^']*)'|^"([^"]*)"/u
- def initialize( )
@parser = REXML::Parsers::XPathParser.new
@namespaces = nil
@variables = {}
@nest = 0
end
def namespaces=( namespaces={} )
@@ -139,7 +140,9 @@ module REXML
end
private
-
# Returns a String namespace for a node, given a prefix
# The rules are:
@@ -474,7 +477,13 @@ module REXML
if prefix.nil?
raw_node.name == name
elsif prefix.empty?
- raw_node.name == name and raw_node.namespace == ""
else
# FIXME: This DOUBLES the time XPath searches take
ns = get_namespace(raw_node, prefix)