class FastaParser
Public Class Methods
new(handle)
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# File lib/dna/parsers/fasta.rb, line 3 def initialize(handle) @handle = handle end
Public Instance Methods
each() { |fasta(:name => header, :sequence => sequence)| ... }
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# File lib/dna/parsers/fasta.rb, line 7 def each sequence, header = nil, nil @handle.each do |line| line.strip! next if line.strip.empty? # skip blank lines if line[0].chr == '>' yield Fasta.new(:name => header, :sequence => sequence) if sequence sequence = '' header = line[1..-1] else sequence << line.tr(' ','') end end yield Fasta.new(:name => header, :sequence => sequence) end