Method: KnowledgeBase#matrix

Defined in:
lib/rbbt/matrix/knowledge_base.rb

#matrix(name) ⇒ Object 



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# File 'lib/rbbt/matrix/knowledge_base.rb', line 11

def matrix(name)
  matrix, options = @matrix_registry[name]

  return matrix if Matrix === matrix

  Path.setup(matrix) if not Path === matrix and File.exists? matrix

  raise "Registered matrix is strange: #{Misc.fingerprint matrix}" unless Path === matrix

  path = matrix

  raise "Registered path not found: #{path.find}" unless path.exists?
  
  if path.find.directory?
    data, labels, value_type, format, organism, identifiers = Misc.process_options options, :data, :labels, :value_type, :format, :organism, :identifiers 

    data ||= path.data if path.data.exists?
    data ||= path.values if path.values.exists?

    labels ||= path.labels if path.labels.exists?
    labels ||= path.samples if path.samples.exists?

    identifiers ||= path.identifiers if path.identifiers.exists?

    value_type = TSV.parse_header(data.find).key_field if data
    value_type ||= "Unknown ID"

    Matrix.new data, labels, value_type, format, organism, identifiers
  else
  end
end