Class: Ayril::XMLElement::XMLAttributeHash

Inherits:
Hash
  • Object
show all
Defined in:
lib/ayril/xml_element/xml_attribute_hash.rb

Instance Method Summary collapse

Constructor Details

#initialize(element) ⇒ XMLAttributeHash

Returns a new instance of XMLAttributeHash.



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# File 'lib/ayril/xml_element/xml_attribute_hash.rb', line 4

def initialize(element)
  @element = element
  self.sync
end

Instance Method Details

#_delete_if(&blk) ⇒ Object 



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# File 'lib/ayril/xml_element/xml_attribute_hash.rb', line 41

def _delete_if(&blk); self.each { |k, v| self.delete k if blk.call k, v } end

#clear ⇒ Object 



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# File 'lib/ayril/xml_element/xml_attribute_hash.rb', line 50

def clear; self.replace {} end

#delete(k) ⇒ Object Also known as: remove, - 



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# File 'lib/ayril/xml_element/xml_attribute_hash.rb', line 37

def delete(k); @element.removeAttributeForName k; super k end

#delete_if(&blk) ⇒ Object 



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# File 'lib/ayril/xml_element/xml_attribute_hash.rb', line 42

def delete_if(&blk); self._delete_if &blk; self end

#fetch(k) ⇒ Object Also known as: get, [] 



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# File 'lib/ayril/xml_element/xml_attribute_hash.rb', line 27

def fetch(k); @element.attributeForName(k).maybe :stringValue end

#has_key?(k) ⇒ Boolean Also known as: has?, include?, key?, member?

Returns:

  • (Boolean) 


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# File 'lib/ayril/xml_element/xml_attribute_hash.rb', line 31

def has_key?(k); not @element.attributeForName(k).nil? end

#inspect ⇒ Object 



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# File 'lib/ayril/xml_element/xml_attribute_hash.rb', line 57

def inspect; "#<#{self.class} #{self.to_s}>" end

#merge!(hash) ⇒ Object Also known as: update!, + 



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# File 'lib/ayril/xml_element/xml_attribute_hash.rb', line 52

def merge!(hash); hash.each { |k, v| self[k] = v }; self end

#reject!(&blk) ⇒ Object 



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# File 'lib/ayril/xml_element/xml_attribute_hash.rb', line 44

def reject!(&blk)
  old = self.dup; self._delete_if &blk
  (self == old) ? nil : self
end

#replace(hash) ⇒ Object 



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# File 'lib/ayril/xml_element/xml_attribute_hash.rb', line 49

def replace(hash); @element.setAttributesAsDictionary hash; super hash end

#store(k, v) ⇒ Object Also known as: set, []= 



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# File 'lib/ayril/xml_element/xml_attribute_hash.rb', line 15

def store(k, v)
  attr = @element.attributeForName k
  if not attr.nil?
    attr.stringValue = v
  else
    @element.addAttribute XMLNode.attributeWithName(k, stringValue: v)
  end
  super k, v
end

#sync ⇒ Object 



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# File 'lib/ayril/xml_element/xml_attribute_hash.rb', line 9

def sync
  cache = {}
  @element.attributes.each { |a| cache[a.name] = a.stringValue } if not @element.attributes.nil?
  self.delete_if { true }.merge! cache
end

#to_s ⇒ Object 



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# File 'lib/ayril/xml_element/xml_attribute_hash.rb', line 56

def to_s; self.map { |k, v| "#{k}=\"#{v}\"" }.join ' ' end