Class: Bio::BioAlignment::Codon

Inherits:
Object
  • Object
show all
Defined in:
lib/bio-alignment/codonsequence.rb

Overview

Codon element for the matrix, used by CodonSequence.

Constant Summary collapse

GAP = 
'---'
UNDEFINED = 
'X'

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(codon, codon_table = 1) ⇒ Codon

Returns a new instance of Codon.



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# File 'lib/bio-alignment/codonsequence.rb', line 14

def initialize codon, codon_table = 1
  @codon = codon
  @codon_table = codon_table
end

Instance Attribute Details

#codon_table ⇒ Object (readonly)

Returns the value of attribute codon_table.



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# File 'lib/bio-alignment/codonsequence.rb', line 12

def codon_table
  @codon_table
end

Instance Method Details

#gap? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/bio-alignment/codonsequence.rb', line 19

def gap?
  @codon == GAP
end

#to_aa ⇒ Object

lazily convert to Amino acid (once only)



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# File 'lib/bio-alignment/codonsequence.rb', line 36

def to_aa
  aa = translate
  if not aa
    if gap?
      return '-'
    elsif undefined?
      return UNDEFINED
    else
      raise 'What?'
    end
  end
  aa
end

#to_s ⇒ Object 



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# File 'lib/bio-alignment/codonsequence.rb', line 31

def to_s
  @codon
end

#undefined? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/bio-alignment/codonsequence.rb', line 23

def undefined?
  aa = translate
  if aa == nil and not gap?
    return true
  end
  false
end