The Computer Language
24.12 Benchmarks Game

reverse-complement Matz's Ruby #5 program

source code

# The Computer Language Benchmarks Game
# http://benchmarksgame.alioth.debian.org
#
# Contributed by Aaron Tavistock

LEADER = ">".freeze
CR = "\n".freeze

STDIN.each_line(LEADER).lazy.each do |chunk|
  header, segment = chunk.split(CR, 2)
  next unless segment

  segment.delete!(CR+LEADER)
  segment.reverse!.tr!('wsatugcyrkmbdhvnATUGCYRKMBDHVN','WSTAACGRYMKVHDBNTAACGRYMKVHDBN')

  STDOUT.write LEADER, header, CR
  segment_size = segment.size
  idx=0
  while idx < segment_size do
    STDOUT.write segment.byteslice(idx,60), CR
    idx += 60
  end
end

notes, command-line, and program output

NOTES:
64-bit Ubuntu quad core
ruby 1.8.7 
(2014-01-28
patchlevel 376)
[x86_64-linux]



 Sat, 08 Jun 2024 00:55:36 GMT

COMMAND LINE:
 /usr/share/rvm/rubies/ruby-1.8.7-head/bin/ruby  revcomp.mri-5.mri 0 < revcomp-input250000.txt

PROGRAM FAILED 


PROGRAM OUTPUT:

revcomp.mri-5.mri:9: undefined method `lazy' for #<Enumerable::Enumerator:0x7e445acb77b8> (NoMethodError)