Method: Daru::Vector#only_valid

Defined in:
lib/daru/vector.rb

#only_valid(as_a = :vector, duplicate = true) ⇒ Object

Creates a new vector consisting only of non-nil data

Arguments

as an Array. Otherwise will return a Daru::Vector.

vector, setting this to false will return the same vector. Otherwise, a duplicate will be returned irrespective of presence of missing data.



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# File 'lib/daru/vector.rb', line 1060

def only_valid as_a=:vector, duplicate=true
  return dup if !has_missing_data? && as_a == :vector && duplicate
  return self if !has_missing_data? && as_a == :vector && !duplicate
  return to_a if !has_missing_data? && as_a != :vector

  new_index = @index.to_a - missing_positions
  new_vector = new_index.map do |idx|
    self[idx]
  end

  return new_vector if as_a != :vector

  Daru::Vector.new new_vector, index: new_index, name: @name, metadata: @metadata.dup, dtype: dtype
end