class Metacrunch::Marcxml::Document::Datafield
Attributes
ind1[RW]
ind2[RW]
tag[RW]
Public Class Methods
new(tag = nil, ind1:nil, ind2:nil)
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# File lib/metacrunch/marcxml/document/datafield.rb, line 9 def initialize(tag = nil, ind1:nil, ind2:nil) @tag = tag @ind1 = ind1 @ind2 = ind2 @subfields_map = {} end
Public Instance Methods
add_subfield(subfield)
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Adds a new sub field.
@param [Metacrunch::Marcxml::Document::Subfield] subfield
# File lib/metacrunch/marcxml/document/datafield.rb, line 42 def add_subfield(subfield) (@subfields_map[subfield.code] ||= []) << subfield subfield end
subfields(code = nil)
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Returns the sub fields matching the given code.
@param [String, nil, Array<String>] code of the sub field @return [Metacrunch::Marcxml::Document::SubfieldSet] sub field with the given code. The set
is empty if the sub field doesn't exists.
# File lib/metacrunch/marcxml/document/datafield.rb, line 23 def subfields(code = nil) matched_subfields = if code.nil? @subfields_map.values.flatten(1) else if (codes = code).is_a?(Array) codes.map{ |_code| @subfields_map[_code] }.compact.flatten(1) else @subfields_map[code] end end SubfieldSet.new(matched_subfields) end