Class: Matrixeval::Vector

Inherits:
Object
  • Object
show all
Defined in:
lib/matrixeval/vector.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(key, config) ⇒ Vector

Returns a new instance of Vector.



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# File 'lib/matrixeval/vector.rb', line 5

def initialize(key, config)
  @key = key.to_s
  @main = !!config["main"]
  @variants = (config["variants"] || []).map do |variant_config|
    _config = if variant_config.is_a?(Hash)
      variant_config
    else
      { "key" => variant_config.to_s }
    end

    Variant.new(_config, self)
  end
end

Instance Attribute Details

#key ⇒ Object (readonly)

Returns the value of attribute key.



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# File 'lib/matrixeval/vector.rb', line 3

def key
  @key
end

#main ⇒ Object (readonly)

Returns the value of attribute main.



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# File 'lib/matrixeval/vector.rb', line 3

def main
  @main
end

#variants ⇒ Object (readonly)

Returns the value of attribute variants.



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# File 'lib/matrixeval/vector.rb', line 3

def variants
  @variants
end

Instance Method Details

#default_variant ⇒ Object 



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# File 'lib/matrixeval/vector.rb', line 29

def default_variant
  variant = variants.find(&:default?)
  if variant.nil?
    raise Error.new("Please set a default variant for matrix #{key}")
  end

  variant
end

#id ⇒ Object 



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# File 'lib/matrixeval/vector.rb', line 25

def id
  "#{key.to_s.gsub(/[^A-Za-z0-9]/,'_')}"
end

#main? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/matrixeval/vector.rb', line 19

def main?
  return main if Config.target.vector_key.nil?

  Config.target.vector_key == key
end