Class: Marcxella::ControlField

Inherits:
Object
  • Object
show all
Defined in:
lib/marcxella/controlfield.rb

Overview

A control field (00X). Control fields have a value but no subfields

See Also:

Since:

  • 0.1.0

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(node) ⇒ ControlField

Returns a new instance of ControlField.

Since:

  • 0.1.0



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# File 'lib/marcxella/controlfield.rb', line 13

def initialize(node)
  @tag = node['tag']
  @value = node.text
  @subfields = []
end

Instance Attribute Details

#For ⇒ Array (readonly)

compatability. Always an empty array



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# File 'lib/marcxella/controlfield.rb', line 11

def For
  @For
end

#subfields ⇒ Object (readonly)

Since:

  • 0.1.0



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# File 'lib/marcxella/controlfield.rb', line 12

def subfields
  @subfields
end

#tag ⇒ String (readonly)

the field tag

Since:

  • 0.1.0



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# File 'lib/marcxella/controlfield.rb', line 11

def tag
  @tag
end

#value ⇒ String (readonly)

the field value

Since:

  • 0.1.0



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# File 'lib/marcxella/controlfield.rb', line 11

def value
  @value
end

Instance Method Details

#subfield(code) ⇒ Object

For compatability. Always returns an empty array because control fields don’t have subfields

Since:

  • 0.1.0



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# File 'lib/marcxella/controlfield.rb', line 28

def subfield(code)
  @subfields
end

#to_s ⇒ String

a string representation of the field.

Since:

  • 0.1.0



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# File 'lib/marcxella/controlfield.rb', line 21

def to_s
  "%s    %s" % [@tag, @value]
end