Contents

Rule Main
  output 'result.txt'
  param $NUM := 10
Flow
  rule LucasNumber.params({NUM: $NUM})
  rule Result
End

Rule LucasNumber
  output 'LucasNumber{$NUM}.txt'
  param $NUM
Flow
  case $NUM
  when 0
    rule LucasNumber0
  when 1
    rule LucasNumber1
  else
    if $NUM > 0
      $NUM1 := $NUM - 1
      $NUM2 := $NUM - 2
      $OP := "+"
    else
      $NUM1 := $NUM + 1
      $NUM2 := $NUM + 2
      $OP := "-"
    end
    rule LucasNumber.params({NUM: $NUM1})
    rule LucasNumber.params({NUM: $NUM2})
    rule Calc.params({NUM: $NUM, NUM1: $NUM1, NUM2: $NUM2, OP: $OP})
  end
End

Rule LucasNumber0
  output 'LucasNumber0.txt'
Action
  echo 2 > LucasNumber0.txt
End

Rule LucasNumber1
  output 'LucasNumber1.txt'
Action
  echo 1 > LucasNumber1.txt
End

Rule Calc
  input 'LucasNumber{$NUM1}.txt'
  input 'LucasNumber{$NUM2}.txt'
  output 'LucasNumber{$NUM}.txt'
  param $NUM
  param $NUM1
  param $NUM2
  param $OP
Action
  echo "`cat {$I[2]}` {$OP} `cat {$I[1]}`" | bc > {$O[1]}
End

Rule Result
  input 'LucasNumber{$NUM}.txt'
  output 'result.txt'
  param $NUM
Action
  cat {$I[1]} > {$O[1]}
End

Version data entries

4 entries across 4 versions & 1 rubygems

Version	Path
pione-0.1.3	example/LucasNumber/LucasNumber.pione
pione-0.1.2	example/LucasNumber/LucasNumber.pione
pione-0.1.1	example/LucasNumber/LucasNumber.pione
pione-0.1.0	example/LucasNumber/LucasNumber.pione