Class: Shuriken::Cmd

Inherits:
Object
  • Object
show all
Defined in:
lib/shuriken/cmd.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize ⇒ Cmd

Returns a new instance of Cmd.



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# File 'lib/shuriken/cmd.rb', line 12

def initialize
  @variant = "caparandom" # default
  @random_mode = false
  @tokens = Tokens.new(ARGV)
  @fen = nil#"rnbqckabnr/pppppppppp/10/10/10/10/PPPPPPPPPP/RNBQCKABNR w KQkq - 0 1"
end

Instance Attribute Details

#engine ⇒ Object

Returns the value of attribute engine.



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# File 'lib/shuriken/cmd.rb', line 10

def engine
  @engine
end

#random_mode ⇒ Object

Returns the value of attribute random_mode.



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# File 'lib/shuriken/cmd.rb', line 10

def random_mode
  @random_mode
end

Instance Method Details

#args ⇒ Object 



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# File 'lib/shuriken/cmd.rb', line 144

def args
  help && return if ARGV.length < 1
  while @tokens.ok?
    case @tokens.cur
    when "-xboard" then # enter xboard mode
      xboard and return
    when "-mbench" then
      mbench
    when "-rubybench" then
      rubybench
    when "-bench" then
      bench
    when "-stats" then
      stats
    when "-variant" then
      variant
    when "-randommode" then
      randommode
    when "-tactics" then
      tactics
    when "-test" then
      test
    when "-name" then
      name
    when "-fen" then
      fen
    when "-profile" then
      profile
    when "-list" then
      list
    when "-help" then
      help
    else
      puts "Shuriken Error: Unknown Command: '#{@tokens.cur}'"
      return
    end
    @tokens.forward
  end
end

#bench ⇒ Object 



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# File 'lib/shuriken/cmd.rb', line 59

def bench
  e = Shuriken::EngineCaparandom.new(@variant, random_mode: @random_mode)
  e.bench
end

#fen ⇒ Object 



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# File 'lib/shuriken/cmd.rb', line 80

def fen
  @tokens.go_next
  @fen = @tokens.cur
end

#help ⇒ Object 



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# File 'lib/shuriken/cmd.rb', line 126

def help
  puts "Usage: ruby shuriken.rb [OPTION]... [PARAMS]..."
  puts "-help: This Help"
  puts "-xboard: Enter Xboard Mode"
  puts "-tactics: Run Tactics"
  puts "-name: Print Name Tactics"
  puts "-rubybench: Benchmark Ruby"
  puts "-bench: Benchmark Shuriken Engine"
  puts "-mbench: Benchmark Shuriken Movegen"
  puts "-profile: Profile Shuriken"
  puts "-variant [NAME]: Set Variant (gothic / caparandom / falcon / capablanca)"
  puts "-randommode: Activate Random Mode"
  puts "-fen [FEN]: Set Fen"
  puts "-stats [NUM]: Statistical Analysis"
  puts "-list: List Moves"
  puts "-perft [NUM]: Run Perft"
end

#list ⇒ Object 



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# File 'lib/shuriken/cmd.rb', line 91

def list
  board = Shuriken::BoardCaparandom.new(@variant)
  board.use_fen(@fen)
  mgen = board.mgen_generator
  moves = mgen.generate_moves
  i = 0
  moves.each do |b|
    puts "> #{i}: #{b.move_str}"
    i += 1
  end
end

#mbench ⇒ Object 



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# File 'lib/shuriken/cmd.rb', line 38

def mbench
  depth = 4
  val = @tokens.peek(1)
  if val != nil && val.match(/\d+/)
    @tokens.forward
    depth = @tokens.cur.to_i
  end
  run_suite(depth)
end

#name ⇒ Object 



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# File 'lib/shuriken/cmd.rb', line 19

def name
  puts "#{Shuriken::NAME} v#{Shuriken::VERSION} by #{Shuriken::AUTHOR}"
end

#perft ⇒ Object 



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# File 'lib/shuriken/cmd.rb', line 48

def perft
  depth = 3
  val = @tokens.peek(1)
  if val != nil && val.match(/\d+/)
    @tokens.forward
    depth = @tokens.cur.to_i
  end
  p = PerftCaparandom.new(@variant, @fen)
  p.perft(depth)
end

#profile ⇒ Object 



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# File 'lib/shuriken/cmd.rb', line 116

def profile
  require 'ruby-prof'
  result = RubyProf.profile do
    e = Shuriken::EngineCaparandom.new("gothic", random_mode: @random_mode)
    e.bench
  end
  printer = RubyProf::FlatPrinter.new(result)
  printer.print(STDOUT)
end

#randommode ⇒ Object 



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# File 'lib/shuriken/cmd.rb', line 34

def randommode
  @random_mode = true
end

#rubybench ⇒ Object 



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# File 'lib/shuriken/cmd.rb', line 107

def rubybench
  Shuriken::Bench.go
end

#run_suite(depth = 4) ⇒ Object 



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# File 'lib/shuriken/cmd.rb', line 23

def run_suite(depth = 4)
  case @variant
    when "gothic"
      Shuriken::PerftGothicCaparandom.new
    when "falcon"
      Shuriken::PerftFalconCaparandom.new
    else
      Shuriken::PerftCapablancaCaparandom.new
  end.suite([0, depth].max)
end

#stats ⇒ Object 



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# File 'lib/shuriken/cmd.rb', line 64

def stats
  n = 100
  val = @tokens.peek(1)
  if val != nil && val.match(/\d+/)
    @tokens.forward
    n = val.to_i
  end
  e = Shuriken::EngineCaparandom.new("falcon", random_mode: @random_mode)
  e.board.use_fen(@fen) if @fen != nil
  e.stats(n)
end

#tactics ⇒ Object 



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# File 'lib/shuriken/cmd.rb', line 76

def tactics
  Shuriken::TacticsCaparandom.run
end

#test ⇒ Object 



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# File 'lib/shuriken/cmd.rb', line 103

def test
  # ...
end

#variant ⇒ Object 



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# File 'lib/shuriken/cmd.rb', line 85

def variant
  @tokens.go_next
  fail "Bad Input" unless @tokens.ok?
  @variant = @tokens.cur
end

#xboard ⇒ Object 



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# File 'lib/shuriken/cmd.rb', line 111

def xboard
  xboard = Shuriken::Xboard.new(@variant, @random_mode)
  xboard.go
end