Class: BEL::Extension::Format::BELYielder

Inherits:
Object
  • Object
show all
Defined in:
lib/bel/extensions/bel.rb

Instance Method Summary collapse

Constructor Details

#initialize(data, options = {}) ⇒ BELYielder

Returns a new instance of BELYielder.



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# File 'lib/bel/extensions/bel.rb', line 127

def initialize(data, options = {})
  @data = data
  @write_header = (options[:write_header] || true)
end

Instance Method Details

#each ⇒ Object 



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# File 'lib/bel/extensions/bel.rb', line 132

def each
  if block_given?
    header_flag = true
    @data.each { |evidence|
      bel = to_bel(evidence)
      if @write_header && header_flag
        yield document_header(evidence.metadata.document_header)
        yield namespace_definitions(
          evidence.references.namespace_definitions
        )
        yield annotation_definitions(
          evidence.references.annotation_definitions
        )
        header_flag = false
      end

      yield bel
    }
  else
    to_enum(:each)
  end
end