Represents a node in the tree. Nodes are never encountered except as superclasses of other objects. Nodes have siblings.
Visit all subnodes of self recursively
# File rexml/node.rb, line 53
def each_recursive(&block) # :yields: node
self.elements.each {|node|
block.call(node)
node.each_recursive(&block)
}
end
Find (and return) first subnode (recursively) for which the block evaluates to true. Returns nil if none was found.
# File rexml/node.rb, line 62
def find_first_recursive(&block) # :yields: node
each_recursive {|node|
return node if block.call(node)
}
return nil
end
# File rexml/node.rb, line 38
def indent to, ind
if @parent and @parent.context and not @parent.context[:indentstyle].nil? then
indentstyle = @parent.context[:indentstyle]
else
indentstyle = ' '
end
to << indentstyle*ind unless ind<1
end
Returns the position that self holds in its parent’s array, indexed from 1.
# File rexml/node.rb, line 71
def index_in_parent
parent.index(self)+1
end
@return the next sibling (nil if unset)
# File rexml/node.rb, line 10
def next_sibling_node
return nil if @parent.nil?
@parent[ @parent.index(self) + 1 ]
end
@return the previous sibling (nil if unset)
# File rexml/node.rb, line 16
def previous_sibling_node
return nil if @parent.nil?
ind = @parent.index(self)
return nil if ind == 0
@parent[ ind - 1 ]
end
indent |
DEPRECATED This parameter is now ignored. See the formatters in the REXML::Formatters package for changing the output style. |
# File rexml/node.rb, line 26
def to_s indent=nil
unless indent.nil?
Kernel.warn( "#{self.class.name}.to_s(indent) parameter is deprecated" )
f = REXML::Formatters::Pretty.new( indent )
f.write( self, rv = "" )
else
f = REXML::Formatters::Default.new
f.write( self, rv = "" )
end
return rv
end