Class: Jam::REXML

Inherits:
Engine show all
Defined in:
lib/jam/rexml.rb

Overview

REXML Adaptor

Instance Method Summary collapse

Methods inherited from Engine

#interpolate

Constructor Details

#initialize(*options) ⇒ REXML

Returns a new instance of REXML.



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# File 'lib/jam/rexml.rb', line 38

def initialize(*options)
  @options = options
end

Instance Method Details

#append(ns, child) ⇒ Object 



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# File 'lib/jam/rexml.rb', line 76

def append(ns, child)
  if Array === child
    case ns
    when ::REXML::Element
      ns.add_element(child)
    when Array
      ns.each do |n|
        nadd_element(child)
      end
    end
  else
    case ns
    when ::REXML::Element
      ns.add_element(child)
    when Array
      ns.each do |n|
        n.add_element(child)
      end
    end
  end
end

#attribute(ns, att, val) ⇒ Object 



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# File 'lib/jam/rexml.rb', line 110

def attribute(ns, att, val)
  case ns
  when ::REXML::Element
    ns.attr(att, val)
  when Array
    ns.each do |n|
      ns.attr(att, val)
    end
  end
end

#copy(node) ⇒ Object

deep copy



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# File 'lib/jam/rexml.rb', line 54

def copy(node)
  node.copy(true)
end

#document(source) ⇒ Object 



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# File 'lib/jam/rexml.rb', line 43

def document(source)
  ::REXML::Document.new(source, *@options)
end

#each_node(nodes) ⇒ Object

Iterate over each node.



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# File 'lib/jam/rexml.rb', line 123

def each_node(nodes)
  unless Array === nodes
    nodes = [nodes]
  end
  nodes.each do |node|
    yield(node)
  end
end

#empty(ns) ⇒ Object 



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# File 'lib/jam/rexml.rb', line 64

def empty(ns)
  case ns
  when ::REXML::Element
    ns.inner_html = ''
  when Array
    ns.each do |n|
      n.inner_html = ''
    end
  end
end

#remove(node) ⇒ Object 



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# File 'lib/jam/rexml.rb', line 59

def remove(node)
  node.remove
end

#replace(ns, child) ⇒ Object 



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# File 'lib/jam/rexml.rb', line 99

def replace(ns, child)
  empty(ns)
  append(ns, child)
end

#search(node, qry) ⇒ Object 



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# File 'lib/jam/rexml.rb', line 48

def search(node, qry)
  qry = Jam.css_to_xpath(qry)
  ::REXML::XPath.match(node, qry)
end