Class: Moxml::NodeSet

Inherits:
Object
  • Object
show all
Includes:
Enumerable
Defined in:
lib/moxml/node_set.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(nodes, context) ⇒ NodeSet 



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# File 'lib/moxml/node_set.rb', line 9

def initialize(nodes, context)
  @nodes = Array(nodes)
  @context = context
end

Instance Attribute Details

#context ⇒ Object (readonly)

Returns the value of attribute context.



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# File 'lib/moxml/node_set.rb', line 7

def context
  @context
end

#nodes ⇒ Object (readonly)

Returns the value of attribute nodes.



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# File 'lib/moxml/node_set.rb', line 7

def nodes
  @nodes
end

Instance Method Details

#+(other) ⇒ Object 



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# File 'lib/moxml/node_set.rb', line 51

def +(other)
  self.class.new(nodes + other.nodes, context)
end

#==(other) ⇒ Object 



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# File 'lib/moxml/node_set.rb', line 55

def ==(other)
  self.class == other.class &&
    length == other.length &&
    nodes.each_with_index.all? do |node, index|
      Node.wrap(node, context) == other[index]
    end
end

#[](index) ⇒ Object 



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# File 'lib/moxml/node_set.rb', line 21

def [](index)
  case index
  when Integer
    Node.wrap(nodes[index], context)
  when Range
    NodeSet.new(nodes[index], context)
  end
end

#each ⇒ Object 



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# File 'lib/moxml/node_set.rb', line 14

def each
  return to_enum(:each) unless block_given?

  nodes.each { |node| yield Node.wrap(node, context) }
  self
end

#empty? ⇒ Boolean 



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# File 'lib/moxml/node_set.rb', line 38

def empty?
  nodes.empty?
end

#first ⇒ Object 



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# File 'lib/moxml/node_set.rb', line 30

def first
  Node.wrap(nodes.first, context)
end

#last ⇒ Object 



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# File 'lib/moxml/node_set.rb', line 34

def last
  Node.wrap(nodes.last, context)
end

#remove ⇒ Object 



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# File 'lib/moxml/node_set.rb', line 67

def remove
  each(&:remove)
  self
end

#size ⇒ Object Also known as: length 



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# File 'lib/moxml/node_set.rb', line 42

def size
  nodes.size
end

#text ⇒ Object 



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# File 'lib/moxml/node_set.rb', line 63

def text
  map(&:text).join
end

#to_a ⇒ Object 



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# File 'lib/moxml/node_set.rb', line 47

def to_a
  map { |node| node }
end