digit4_en.grm

/*
  Vestec Automatic Speech Recognition Engine Version 1.0
  Copyright (c) 2009 Voice Enabling Systems Technology, Inc. All rights reserved.
 */

#ABNF 1.0;
tag-format <semantics/1.0>;

// 4 digit numbers
// ex) "one five six zero"     --> "1 5 6 0 "
//     "four three three zero" --> "4 3 3 0 "
//     "five six eight seven"  --> "5 6 8 7 "

root $Digit4;

$Digit4 = {out="";} $Digit {out+=rules.latest();}<4-4>;

$Digit
  = zero  {out="0 ";}
  | one   {out="1 ";} 
  | two   {out="2 ";}
  | three {out="3 ";}
  | four  {out="4 ";}
  | five  {out="5 ";}
  | six   {out="6 ";}
  | seven {out="7 ";}
  | eight {out="8 ";}
  | nine  {out="9 ";}
  ;