Module: Munemo

Defined in:
lib/munemo.rb

Constant Summary collapse

VERSION = 
'1.0.1'
SYLS = 
%w[
   ba  bi  bu  be  bo
  cha chi chu che cho
   da  di  du  de  do
   fa  fi  fu  fe  fo
   ga  gi  gu  ge  go
   ha  hi  hu  he  ho
   ja  ji  ju  je  jo
   ka  ki  ku  ke  ko
   la  li  lu  le  lo
   ma  mi  mu  me  mo
   na  ni  nu  ne  no
   pa  pi  pu  pe  po
   ra  ri  ru  re  ro
   sa  si  su  se  so
  sha shi shu she sho
   ta  ti  tu  te  to
  tsa tsi tsu tse tso
   wa  wi  wu  we  wo
   ya  yi  yu  ye  yo
   za  zi  zu  ze  zo
]
SYL_COUNT = 
SYLS.count
NEG = 
'xa'

Class Method Summary collapse

Class Method Details

.to_i(s) ⇒ Object 



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# File 'lib/munemo.rb', line 82

def self.to_i(s)

  sign = 1
  result = 0

  if s[0, 2] == NEG
    sign = -1
    s = s[2..-1]
  end

  loop do
    break if s.length < 1
    i = SYLS.index(s[0, 2]) || SYLS.index(s[0, 3])
    fail ArgumentError.new("unknown syllable '#{s[0, 2]}'") unless i
    result = SYL_COUNT * result + i
    s = s[SYLS[i].length..-1]
  end

  sign * result
end

.to_s(i) ⇒ Object 



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# File 'lib/munemo.rb', line 68

def self.to_s(i)

  sio = StringIO.new

  if i < 0
    sio.print(NEG)
    i = -i
  end

  tos(i, sio)

  sio.string
end

.tos(i, sio) ⇒ Object 



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# File 'lib/munemo.rb', line 58

def self.tos(i, sio)

  mod = i % SYL_COUNT
  rst = i / SYL_COUNT

  tos(rst, sio) if rst > 0

  sio.print(SYLS[mod])
end